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MCB Protocol

VLBI System Documentation

Mark IV Field System

MCB Protocol

Reference Manual

NASA/Goddard Space Flight Center Version 8.2

Space Geodesy Project September 1, 1993



Table of Contents










MCB Protocol




This manual contains listings of the protocol for VLBA modules connected to the Monitor and Control Bus (MCB). These listings are copies of the documentation available for public distribution from NRAO. Listings are provided only for those modules controlled by the Field System: the base band converters, I.F. distributor, formatter, and recorder. Other VLBA modules are specific to VLBA stations and are not part of the DAR and REC.

Following the NRAO documents are copies of VLBA memos by Alan Rogers for the base band converter and I.F. distributor protocol, Jim Levine's formatter protocol documents, and VLBA memos by Roger Cappallo for tape drive protocol.

The MCB general protocol is defined in a VLBA memo, a copy of which is included at the end of this manual.





MCB IDs




MCBID - MCB Interface ID Assignments

- 1990JUL20 ------------------------

DEVICE NAME NOMEN- ID BASE BLOCK IS

CLATURE (HEX) ADDRESS LENGTH ITEM

(HEX) (HEX)

----------------------------------- -------- ------ -------- -------- ------

DAR1- BASEBAND CONVERTER: #1 T122 20 2000 30 BBC

DAR1- BASEBAND CONVERTER: #2 T122 21 2040 30 BBC

DAR1- BASEBAND CONVERTER: #3 T122 22 2080 30 BBC

DAR1- BASEBAND CONVERTER: #4 T122 23 20C0 30 BBC

DAR1- BASEBAND CONVERTER: #5 T122 24 5000 30 BBC

DAR1- BASEBAND CONVERTER: #6 T122 25 5040 30 BBC

DAR1- BASEBAND CONVERTER: #7 T122 26 5080 30 BBC

DAR1- BASEBAND CONVERTER: #8 T122 27 50C0 30 BBC

DAR1- IF DISTRIBUTOR: #1 T121 28 2100 30 IFD

DAR1- IF DISTRIBUTOR: #2 T121 29 2180 30 IFD

RECORDER TRANSPORT #1 2A 2200 100 REC

DAR1- FORMATTER 2C 2300 100 FORMAT

DAR2- BASEBAND CONVERTER: #1 T122 30 2400 30 BBC

DAR2- BASEBAND CONVERTER: #2 T122 31 2440 30 BBC

DAR2- BASEBAND CONVERTER: #3 T122 32 2480 30 BBC

DAR2- BASEBAND CONVERTER: #4 T122 33 24C0 30 BBC

DAR2- BASEBAND CONVERTER: #5 T122 34 5100 30 BBC

DAR2- BASEBAND CONVERTER: #6 T122 35 5140 30 BBC

DAR2- BASEBAND CONVERTER: #7 T122 36 5180 30 BBC

DAR2- BASEBAND CONVERTER: #8 T122 37 51C0 30 BBC

DAR2- IF DISTRIBUTOR: #1 T121 38 2600 30 IFD

DAR2- IF DISTRIBUTOR: #2 T121 39 2680 30 IFD

RECORDER TRANSPORT #2 3A 2B00 100 REC

DAR2- FORMATTER 3C 3C00 100 FORMAT





Base Band Converter MCB Protocol


BBC - Base Band Converter - 1990JUN15 -------------

BBC1 BBC2 BBC3 BBC4 BBC5 BBC6 BBC7 BBC8

DAR1 ID(HEX) 20 21 22 23 24 25 26 27

START ADD.2000 2040 2080 20C0 5000 5040 5080 50C0

DAR2 ID(HEX) 30 31 32 33 34 35 36 37

START ADD.2400 2440 2480 24C0 5100 5140 5180 51C0

==============================================================================================

REL. ADD. ANALOG/ ACCESS DESCRIPTION(VOLTAGE=COUNTS/3276.8) MULT. UNITS RANGE COMMENTS

#(HEX) DIGITAL MON/CON BIT POS. FUNCTION VALUE MEANING

--------- --------- --------- --------- --------- --------- --------- --------- --------- --------- ------- --------

00 DIGITAL MON/CON BAND WIDTH SELECTION

0-7 LSB BANDWIDTH (LOWER BYTE)

8-15 USB BADWIDTH (HIGHER BYTE)

VALUE MEANING

#00 62.5kHZ

#01 125kHz

#02 250kHz

#04 500kHz

#08 1MHz

#11 2MHz

#24 4MHz

#6F 8MHz

#FB 16MHz

01 BANDWIDTH GAIN COMPENSATION

0-7 LSB BW GAIN COMPENSATION (LOWER BYTE)

8-15 USB BW GAIN COMPENSATION (HIGHER BYTE)

VALUE MEANING

#2B 62.5kHz POSITION

#29 125kHz POSITION

#01 250kHz POSITION

#02 500kHz POSITION

#04 1MHz POSITION

#08 2MHz POSITION

#10 4MHz POSITION

#20 8MHz POSITION

#40 16MHz POSITION

02 DIGITAL MON/CON 0-3 LO FREQ.-MOST SIGNIFICANT 4BITS; SEE MO. WORD #03 BELOW

4-5 NOT USED

6-7 IF INPUT SELECTION 00 IF A

01 IF B

10 IF C

11 IF D

8-15 MODE CONNTROL:

8 MANUAL GAIN/AGC 0 APPLY FIXED VALUE TO GAIN CONTROL

1 AGC THE OUTPUT

9 USB GAIN- WHEN THIS BIT IS TOGGLED FROM 0 TO 1,

THE USB GAIN IS CHANGED IN MANUAL MODE

10 LSB GAIN (SAME AS BIT 9)

11 GAIN DECREMET/INCREMET:

0 DECREMENNT GAIN WHEN BIT 9/10 TOGGLED

1 INCREMENT GAIN WHEN BIT 9/10 TOGGLED

REL. ADD. ANALOG/ ACCESS DESCRIPTION(VOLTAGE=COUNTS/3276.8) MULT. UNITS RANGE COMMENTS

#(HEX) DIGITAL MON/CON BIT POS. FUNCTION VALUE MEANING

--------- --------- --------- --------- --------- --------- --------- --------- --------- --------- ------- --------

02(CONT) 12-14 AVERAGING PERIOD SELECTION

000 1/80 SEC

001 1 SEC

010 2 SEC

011 4 SEC

100 10 SEC

101 20 SEC

110 40 SEC

111 60 SEC

15 NOT ASSIGNED

03 DIGITAL MON/CON LO FREQ.: 4 NUMBERS OF 4 BIT BYTES, SEE MON WORD #02;

COMMENTS: The LO synthesizer is programmed with 20 BITS.

The coding of these 5 4-BIT bytes is psuedo 15s compliment as follows:

FREQ. = ((15-U4)*40960 + (15-U3)*2560 + (15-U2)*160 + (16-U1)*10 + (15-U0)) *10 kHz

where U0 -U4 are 4 BIT bytes

04 DIGITAL MON/CON 0-11 12 BIT MODULE SERIAL NUMBER, SET BY HARDWARE DIP ON THE INTERFACE BOARD

12-13 MICROPROCESSOR STATUS (RADIOMETRY FIRMWARE STATUS):

12 SYSTEM TIMING CHECK

0 1 SEC TIC IS ABSENT OR INCOMENSURATE WITH THE 80Hz

1 1 SEC TIC IS OK

13 NOT ASSIGED

14 RADIOMETRY DUTY CYCLE

15 LO LOCK 0 OUT OF LOCK

1 LO LOCKED

05 DIGITAL MON/CON GAIN CONTROL

0-7 LSB GAIN

8-15 USB GAIN

Comments: The values currently being applied to the 8 BIT gain controls.

The voltage gain is set by the 8751 microprocessor and can only be read not

directly set by MCB communications. The full scale (#FF) gain is +12 dB while

zero (#00) completely turns off the baseband signals. The initial (default)

value set by the 8751 is #B4. When the 8751 radiometry software is running in

the unleveled mode (mode bit 0 not set) it is possible for the station computer

to increment or decrement the gain in 0.07 dB steps per handshake.

06 DIGITAL MON USB TOTAL POWER; NOMINAL VALUE = #3FC0 TO # 4040

07 DIGITAL MON LSB TOTAL POWER; NOMINAL VALUE = #3FC0 TO 34040

0E DIGITAL MON USB SWITCHED POWER; NOMINAL VALUE = +/- (205 TO 2500 DECIMAL)

0F DIGITAL MON LSB SWITCHED POWER; NOMINAL VALUE = +/-(205 TO 2500 DECIMAL)

Comments: The total power is measured by counters in the 8751 microprocessor

which count the voltage to freq. converter output from the square law detectors

on the baseband outputs. However the 16-BIT values appearing on addresses 6 & 7

depend on the mode control bits. The nominal baseband power level is 0 dBm.

The samplers have fixed voltage thresolds that make 0 dBm nominally the optimum

for the 4 level cotinuum encoding. The 0 dBm level corresponds to one volt out of

the square law detector and 50 kHz from the voltage to frequency connverter.

The 8751 firmware will normalize nnumbers so that #4000 correspond to 0 dBm,

#FFFF to +6 dBm. Switched power will be normalized in the same way so that

#0001 corresponds to 1.22 * 10**-4 times the system temperature. MSB is the

sign bit.

AVT = SUM (CS(k) + CC(k))*(16384/625) /K

AVD = SUM (CS(k) - CC(k))*(16384/625) /K

REL. ADD. ANALOG/ ACCESS DESCRIPTION(VOLTAGE=COUNTS/3276.8) MULT. UNITS RANGE COMMENTS

#(HEX) DIGITAL MON/CON BIT POS. FUNCTION VALUE MEANING

--------- --------- --------- --------- --------- --------- --------- --------- --------- --------- ------- --------

WHERE

AVT = TOTAL POWER AVERAGE

AVD = SWITCHED POWER AVERAGE

CS(k)= COUNT FOR THE SIGNAL PORTION OF THE kth 80 Hz CYCLE

CC(k)= COMPARISION

K = TOTAL NUMBER OF 80 Hz CYCLES IN RADIOMETRY AVETRAGE AND IS OBTAINED

(K = 1 FOR NON AVERAGE MODE - MODE BIT 6 = 0)

USING AVERAGING PERIOD FROM MON-WORD 02 BITS 12-14:e.g. Bits 14-12 | K

SEE VLBA ACQ. MEMO #82 -------|----

000 | 1

-------|----

001 | 80

-------|----

111 |4800

In the unleveled mode the control computer should adjust the gain cotrols

(by incrmenting/decrementing in 0.07dB steps) until the total power values are

satisfactory. In the auto-leveled mode the 8751 will make the total power equal

to #4000 on average by performing adjustments to the gain cotrols.





IF Distributor MCB Protocol




IFD - IF Distributor - 1990JUN15 --------

ID (HEX) STARTING ADDRESS (HEX)

--------- ----------------------

DAR1 IF DISTRIBUTOR 1 28 2100

DAR1 IF DISTRIBUTOR 2 29 2180

DAR2 IF DISTRIBUTOR 1 38 2600

DAR2 IF DISTRIBUTOR 2 39 2680

======================================================

REL. ADD. ANALOG/ ACCESS DESCRIPTION(VOLTAGE=COUNTS/3276.8) MULT. UNITS RANGE COMMENTS

#(HEX) DIGITAL MON/CON BIT POS. FUNCTION VALUE MEANING

--------- --------- --------- --------- --------- --------- --------- --------- --------- --------- -------- --------

01 DIGITAL MON/CON 1 CHANNEL 2 ATTENUATION CONTROL:

0 NO ATTENUATION

1 20 dB ATTENUATION

2 CHANNEL 2 SIGNAL CONNECTION:

0 IF SIGNAL CONNECTION

1 EXTERNAL SIGNAL CONNECTION

9 CHANNEL 1 ATTENUATION CONTROL:

0 NO ATTENUATION

1 20 dB ATTENUATION

10 CHANNEL 1 SIGNAL CONNECTION:

0 IF SIGNAL CONNECTION

1 EXTERNAL SIGNAL CONNECTION

02 DIGITAL MON/CON 12-14 AVERAGING PERIOD SELECTION:

000 1/80 SEC

001 1 SEC

010 2 SEC

011 4 SEC

100 10 SEC

101 20 SEC

110 40 SEC

111 60 SEC

04 DIGITAL MON 0-11 MODULE SERIAL NUMBER

12-13 MICROPROCESSOR STATUS-RADIOMETRY FIRMWARE STATUS

12 SYSTEM TIMING CHECK:

0 1 SEC TIC ABSENT/INCONSISTANT WITH THE 80 Hz

1 1 SEC TIC IS OK

13 NOT ASSIGNED

14 RADIOMETRY DUTY CYCLE(RDC):STATION SYNC USED TO SYNCHRONIZE RDC

06 DIGITAL MON CHANNEL 1 (A/C IF) TOTAL POWER

07 DIGITAL MON CHANNEL 2 (B/D IF) TOTAL POWER

0E DIGITAL MON CHANNEL 1 (A/C IF) SWITCHED POWER

0F DIGITAL MON CHANNEL 2 (B/D IF) SWITCHED POWER

Comments: The total power is measured by counters in the 8751 microprocessor

which counts the voltage to freq. converter output from the square law detectors

on the IF DISTRIBUTOR outputs.

The nominal IF DISTRIBUTOR output, for input power level of -34dBm,

corresponds to one volt out of the square law detector and 50 kHz from the

voltage to frequency converter.

REL. ADD. ANALOG/ ACCESS DESCRIPTION(VOLTAGE=COUNTS/3276.8) MULT. UNITS RANGE COMMENTS

#(HEX) DIGITAL MON/CON BIT POS. FUNCTION VALUE MEANING

--------- --------- --------- --------- --------- --------- --------- --------- --------- --------- ------- --------

The 8751 firmware will normalize numbers so that #4000 correspond to -34dBm

input to a IFDIST. Switched power will be normalized in the same way so that

#0001 corresponds to 1.22 * 10**-4 times the system temperature. MSB is the

sign bit.

AVT = SUM (CS(k) + CC(k))*(16384/625) /K

AVD = SUM (CS(k) - CC(k))*(16384/625) /K

WHERE

AVT = TOTAL POWER AVERAGE

AVD = SWITCHED POWER AVERAGE

CS(k)= COUNT FOR THE SIGNAL PORTATION OF THE kth 80 Hz

CC(k)= COMPARISION

K = TOTAL NUMBER OF 80 Hz CYCLES IN RADIOMETRY AVETRAGE AND IS OBTAINED

IS DERIVED USING INLEGRATION PERIOD FROM MON WORD #02 BITS 12 TO 14

SEE VLBA ACQ. MEMO #82 e.g. BITS 14 13 12 K

0 0 0 1

0 0 1 80

1 1 1 4800





Formatter MCB Protocol


FORMAT - VLBA Formatter - 1990JUN15 -----------

ID (HEX) STARTING ADDRESS

-------- ----------------

DAR1- FORMATTER 2C 2300

DAR2- FORMATTER 3C 3C00

==========================================

REL. ADD. ANALOG/ ACCESS DESCRIPTION(VOLTAGE=COUNTS/3276.8) MULT. UNITS RANGE COMMENTS

#(HEX) DIGITAL MON/CON BIT POS. FUNCTION VALUE MEANING

--------- --------- --------- --------- --------- --------- --------- --------- --------- --------- ------- ---------

01 DIGITAL MON INITIALIZE FORMATTER #8000 FORMATTER IS DONE INITIALIZING

#8001 FORMATTER IS BUSY INITIALIZING

02 DIGITAL MON CONFIGURE FORMATTER #8000 FORMATTER IS DONE CONFIGURING

#8001 FORMATTER IS BUSY CONFIGURING

03 DIGITAL MON CONFIGURE AUXILIARY DATA #8000 AUX. DATA IS DONE CONFIGURING

#8001 AUX. DATA BUSY CONFIGURING BUFFER 'A'

#8002 AUX. DATA BUSY CONFIGURING BUFFER 'B'

04 DIGITAL MON AUXILIARRY DATA FIELD IN USE #8001 BUFFER 'A' IN USE

#8002 BUFFER 'B' IN USE

05 DIGITAL MON FRINGE CHECK BUFFER #8000 FRINGE BUFFER IS IDLE

#8001 FRINGE BUFFER IS BUSY

06-07 NOT USED

08 DIGITAL MON QUALITY ANALYSIS #8000 ANALYSIS IS STOPPED

#8001 ANALYSIS IS RUNNING

09 DIGITAL MON QUAL. AALYSIS DATA CAPTURE #8000 FIELD IS CAPTURED (DONE)

#8001 FIELD IS NOT CAPTURED (BUSY)

0D DIGITAL MON 0-15 LOW (0-15) TRACKS ENABLE MASK;FOR SAMPLE CODES SEE CON WORD #8D

A HIGH (1) ENABLES THE CORRESPONDING TRACK

0E DIGITAL MON 0-15 HIGH (16-31) TRACKS ENABLE MASK;FOR SAMPLE CODES SEE CON WORD #8E

A HIGH (1) ENABLES THE CORRESPONDING TRACK

0F DIGITAL MON 0-3 SYSTEM TRACKS (PHYSICAL 32-35 TRACKS) ENABLE MASK;

A HIGH (1) ENABLES THE CORRESPONDING TRACK

15 ALWAYS HIGH

SAMPLE CODES: #8000 ALL SYSTEM TRACKS DISABLED

#8001 SYSTEM TRACK #0 ENABLED

#8002 SYSTEM TRACK #1 ENABLED

#8004 SYSTEM TRACK #2 ENABLED

#8008 SYSTEM TRACK #3 ENABLED

#800F ALL SYSTEM TRACKS ENABLED

10 DIGITAL MON FORMAT SPEC.CODE:(DR = DATA REPLACE, NDR = NON DATA REPLACE)

#8000 MKIII-DR-FRINGE DETECTION TESTS

#8001 MKIII-DR-CORRELATION TESTS

#8002 MKIII-DR-MARK 3 COMPATIBLE

#8003 MKIII-DR-PSEUDO-RANDOM CODE-ALL TRACKS

#8004 MKIII-DR- HIGH TRACK DRIVE TEST

#8005 MKIII-DR- LOW TRACK DRIVE TEST

#8006 MKIII-DR- TRACK 0,2,4,6,... DRIVE TEST

#8007 MKIII-DR- TRACK 4,4,8,12,... DRIVE TEST

#8008 MKIII-NDR- FRINGE DETECTION TESTS

#8009 MKIII-NDR-CORRELATION TESTS

#800A MKIII-NDR-MARK 3 COMPATIBLE

#800B MKIII-NDR-PSEUDO-RANDOM CODE-ALL TRACKS

REL. ADD. ANALOG/ ACCESS DESCRIPTION(VOLTAGE=COUNTS/3276.8) MULT. UNITS RANGE COMMENTS

#(HEX) DIGITAL MON/CON BIT POS. FUNCTION VALUE MEANING

--------- --------- --------- --------- --------- --------- --------- --------- --------- --------- ------- --------

#800C MKIII-NDR- HIGH TRACK DRIVE TEST

#800D MKIII-NDR- LOW TRACK DRIVE TEST

#800E MKIII-NDR- TRACK 0,2,4,6,... DRIVE TEST

#8010 VLBA LIKE FORMAT

#800F MKIII-NDR- TRACK 4,4,8,12,... DRIVE TEST

#F000 ACCEPT DOWN LOADED FORMAT

11 DIGITAL MON SAMPLE RATE SELECT: #8000 250 kHz

#8001 500 kHz

#8002 1 MHz

#8003 2 MHz

#8004 4 MHz

#8005 8 MHz

#8006 16 MHz

#8007 32 MHz

12 DIGITAL MON SAMPLE MULTIPLEX MODE SELECTION

#8000 RESERVED FOR EXPANSION

#8001 RESERVED FOR EXPANSION

#8002 4:1 (4 BITSTREAMS TO 1 TRACK)

#8003 2:1 (2 BITSTREAMS TO 1 TRACK)

#8004 1:1 (1BITSTREAM TO 1 TRACK)

#8005 1:2 (1 BITSTREAM TO 2 TRACKS)

#8006 1:4 (1 BITSTREAM TO 4 TRACKS

#8007 RESERVED FOR EXPANSION

13 DIGITAL MON TRACK BARREL ROLLER MODE:

#8000 DISABLE TRACK BARREL ROLLER

#8001 ROLL IN 8 TRACK GROUPS -STEP 1 TRACK PER FRAME

#8002 ROLL IN 8 TRACK GROUPS -STEP 2 TRACKS PER FRAME

#8003 ROLL IN 8 TRACK GROUPS -STEP 4 TRACKS PER FRAME

#8004 DISABLE TRACK BARREL ROLLER

#8005 ROLL IN 16 TRACK GROUPS-STEP 1 TRACK PER FRAME

#8006 ROLL IN 16 TRACK GROUPS-STEP 2 TRACKS PER FRAME

#8007 ROLL IN 16 TRACK GROUPS-STEP 4 TRACKS PER FRAME

14 DIGITAL MON TIME CODE CONTROL IN USE:

#8000 SECONDS * 10

#8001 MINUTES * 10

#8002 HOURS * 10

#8003 DAYS * 10

#8004 DAYS * 100

#8005 YEARS * 1

#8006 YEARS * 10

#8007 YEARS * 100

15 DIGITAL MON FRINGE CHECK DATA BUFFER ACQUISITION MODE

1 TRACK CAKPTURE MODES:

#8100 CAPTURE DATA TRACK 0

#8101 CAPTURE DATA TRACK 1

#8102 CAPTURE DATA TRACK 2

THRU

#811E CAPTURE DATA TRACK 30

REL. ADD. ANALOG/ ACCESS DESCRIPTION(VOLTAGE=COUNTS/3276.8) MULT. UNITS RANGE COMMENTS

#(HEX) DIGITAL MON/CON BIT POS. FUNCTION VALUE MEANING

--------- --------- --------- --------- --------- --------- --------- --------- --------- --------- ------- --------

#811F CAPTURE DATA TRACK 31

#8120 CAPTURE SYSTEM TRACK 0

#8121 CAPTURE SYSTEM TRACK 1

#8122 CAPTURE SYSTEM TRACK 2

#8123 CAPTURE SYSTEM TRACK 3

2 TRACK CAPTURE MODES:

---------------------

#8200 CAPTURE DATA TRACKS 0, 1

#8202 CAPTURE DATA TRACKS 2, 3

#8204 CAPTURE DATA TRACKS 4, 5

#8206 CAPTURE DATA TRACKS 6, 7

#8208 CAPTURE DATA TRACKS 8, 9

#820A CAPTURE DATA TRACKS 10,11

#820C CAPTURE DATA TRACKS 12,13

#820E CAPTURE DATA TRACKS 14,15

#8210 CAPTURE DATA TRACKS 16,17

#8212 CAPTURE DATA TRACKS 18,19

#8214 CAPTURE DATA TRACKS 20,21

#8216 CAPTURE DATA TRACKS 22,23

#8218 CAPTURE DATA TRACKS 24,25

#821A CAPTURE DATA TRACKS 26,27

#821C CAPTURE DATA TRACKS 28,29

#821E CAPTURE DATA TRACKS 30,31

#8220 CAPTURE SYSTEM TRACKS 0, 1

#8220 CAPTURE SYSTEM TRACKS 2, 3

4 TRACK CAPTURE MODES:

---------------------

#8400 CAPTURE DATA TRACKS 0, 1, 2, 3

#8404 CAPTURE DATA TRACKS 4, 5, 6, 7

#8408 CAPTURE DATA TRACKS 8, 9,10,11

#840C CAPTURE DATA TRACKS 12,13,14,15

#8410 CAPTURE DATA TRACKS 16,17,18,19

#8414 CAPTURE DATA TRACKS 20,21,22,23

#8418 CAPTURE DATA TRACKS 24,25,26,27

#841C CAPTURE DATA TRACKS 28,29,30,31

#8420 CAPTURE SYSTEM TRACKS 0, 1, 2, 3

17 DIGITAL MON PARITY MODE IN USE ALONG-TRACK CROSS-TRACK

#8000 EVEN EVEN

#8001 EVEN ODD

#8010 ODD EVEN

#8011 ODD ODD

18 DIGITAL MON CRCC MODE IN USE INITIALIZE TO: CRCC POLYNOMIAL

#8000 ZERO 16-15-2-0

#8010 ONES 16-15-2-0

#8001 ZERO 16-15-1-0

#8011 ONES 16-15-1-0

#8002 ZERO 16-15-13-7-4-2-1-0

#8012 ONES 16-15-13-7-4-2-1-0

#8003 ZERO 12-11-3-2-1-0

REL. ADD. ANALOG/ ACCESS DESCRIPTION(VOLTAGE=COUNTS/3276.8) MULT. UNITS RANGE COMMENTS

#(HEX) DIGITAL MON/CON BIT POS. FUNCTION VALUE MEANING

--------- --------- --------- --------- --------- --------- --------- --------- --------- --------- ------- --------

#8013 ONES 12-11-3-2-1-0

#8004 ZERO 8-7-5-4-1-0

#8014 ONES 8-7-5-4-1-0

#8005 ZERO 8-0

#8015 ONES 8-0

#8006 ZERO 16-12-5-0

#8016 ONES 16-12-5-0

#8007 ZERO 16-11-4-0

#8017 ONES 16-1-4-0

19 DIGITAL MON QUAL. ANALYSIS RECORDER SELECTION

#8001 SELECT RECORDER #1

#8002 SELECT RECORDER #2

1A DIGITAL MON QUAL.ANALYSIS DATA #8000 TIMECODE - CHANNEL 'A' - BITS 1 THRU 32

#8001 TIMECODE - CHANNEL 'A' - BITS 33 THRU 64

#8002 TIMECODE - CHANNEL 'A' - BITS 65 THRU 96

#8003 AUX DATA - CHANNEL 'A' - BITS 1 THRU 32

#8004 TIMECODE - CHANNEL 'B' - BITS 1 THRU 32

#8005 TIMECODE - CHANNEL 'B' - BITS 33 THRU 64

#8006 TIMECODE - CHANNEL 'B' - BITS 65 THRU 96

#8007 AUX DATA - CHANNEL 'B' - BITS 1 THRU 32

1B DIGITAL MON QUAL. ANALYSIS SYNC. DETECTOR THRESHOLD SELECTION IN USE

#8001 1 ALIGNED BIT REQUIRED FOR SYNC DETECTION

#8002 2 ALIGNED BITS REQUIRED FOR SYNC DETECTION

#8003 3 ALIGNED BITS REQUIRED FOR SYNC DETECTION

THRU

#803F 63 ALIGNED BITSREQUIRED FOR SYNC DETECTION

#8040 64 ALIGNED BITS REQUIREDFOR SYNC DETECTION

1C DIGITAL MON QUAL.ANAYLSIS PHASE CAL MODE IN USE

#8002 2 LEVEL ROTATOR

#8003 3 LEVEL ROTATOR

1D DIGITAL MON QUAL.ANAYSIS PHASE CAL PERIOD IN USE

CODE 2-LEVEL ROTATORS 3-LEVEL ROTATORS

------ --------------- ----------------

#8001 8 CLOCKS/CYCLE 16 CLOCKS/CYCLE

#8002 16 CLOCKS/CYCLE 32 CLOCKS/CYCLE

#8003 24 CLOCKS/CYCLE 48 CLOCKS/CYCLE

#8004 32 CLOCKS/CYCLE 64 CLOCKS/CYCLE

THRU THRU THRU

FFFD 262,120 CLOCKS/CYCLE 524,240 CLOCKS/CYCLE

FFFE 262,128 CLOCKS/CYCLE 524,256 CLOCKS/CYCLE

FFFF 262,136 CLOCKS/CYCLE 524,272 CLOCKS/CYCLE

REL. ADD. ANALOG/ ACCESS DESCRIPTION(VOLTAGE=COUNTS/3276.8) MULT. UNITS RANGE COMMENTS

#(HEX) DIGITAL MON/CON BIT POS. FUNCTION VALUE MEANING

--------- --------- --------- --------- --------- --------- --------- --------- --------- --------- ------- --------

20 DIGITAL MON SYSTEM STATUS REGISTER; HIGH (1) = ON/ERROR

00 (LSB) FORMATTER IS WAITING FOR FIFO'S TO FILL

01 FORMATTER IS BUSY RETREIVING Q/A ANALYSIS DATA

02 FORMATTER IS BUSY CONFIGURING

03 FORMATTER IS BUSY INITIALIZING

04 UNDEFINED

05 UNDEFINED

06 UNDEFINED

07 UNDEFINED

08 UNDEFINED

09 UNDEFINED

10 UNDEFINED

11 INTERRUPT SYSTEM ERROR DETECTED - EXAMINE ERROR REGISTER AT #24

12 SOFTWARE ERROR DETECTED - EXAMINE ERROR REGISTER AT #23

13 HARDWARE ERROR DETECTED - EXAMINE ERROR REGISTERAT #22

14 MCB ERROR DETECTED - EXAMINE ERROR REGISTER AT #21

15 (MSB) ANY ERROR DETED

21 DIGITAL MON MCB COMMUNICATION REGISTER; HIGH (1) = ON/ERROR; CONFIGURE NOT REQUIRED

00 NON-EXISTING MONITOR REGISTER ACCESS ATTEMPTED

01 NON-EXISTING CONTROL REGISTER ACCESS ATTEMPTED

02 FORMATTER WAS BUSY DURING MONITOR ACCESS TO A REGISTER

03 FORMATTER WAS BUSY DURING CONTROL ACCESS TO A REGISTER

04 ILLEGAL CONTROL PARAMETER RECEIVED

05 CONTROL ACCESS ATTEMPTED TO A MONITOR-ONLY REGISTER

06 UNDEFINED

07 UNDEFINED

08 ARRAY POINTER WENT OUT OF LIMITS

09 UNDEFINED

10 FORMATTER WAS BUSY DURING MONITOR ACCESS TO AN ARRAY

11 FORMATTER WAS BUSY DURING CONTROL ACCESS TO AN ARRAY

12 UNDEFINED

13 COMMAND CONFLICT - ATTEMTP TO CONFIGURE THE ACTIVE AUX DATA BUFFER

OR START AN OPERATION WHICH IS ALREADY RUNNING

14 TIMING CONFLICT - INITIALIZE OR CONFIGURE COMMAND ATTEMTPED

WHILE BUSY WITH LAST OPERATION

15 ANY ERROR

22 DIGITAL MON FORMATTER HARDWARE ERROR REGISTER; HIGH (1) - ON/ERROR

0-8 UNDEFINED

09 ERROR REPORTED BY QUALITY ANALYSIS MODULE - EXAMINE MONITOR LOCATION #46,#47

10 ERROR REPORTED BY FRINGE CHECK BUFFER MODULE - EXAMINE MONITOR LOCATION #45

11 ERROR REPORTED BY TRANSPORT DRIVER MODULE - EXAMINE MONITOR LOCTION #44

12 ERROR REPORTED BY HEADER CONTROL MODULE - EXAMINE MONITOR LOCATION #42, #43

13 SYSTEM REPORTED BY A/D BUFFER MODULE - EXAMINE MONITOR LOCATION #41

14 ERROR REPORTED BY TIMING/CONTROL MODULE - EXAMINE MONITOR LOCATION #40

15 ANY HARDWARE ERROR DETECTED



REL. ADD. ANALOG/ ACCESS DESCRIPTION(VOLTAGE=COUNTS/3276.8) MULT. UNITS RANGE COMMENTS

#(HEX) DIGITAL MON/CON BIT POS. FUNCTION VALUE MEANING

--------- --------- --------- --------- --------- --------- --------- --------- --------- --------- ------- --------

23 DIGITAL MON FORMATTER SOFTWARE ERROR REGISTER; HIGH (1) = ON/ERROR

00 QUALITY ANALYSIS MANAGER REPORTED ERROR

FIRMWARE ERROR-- CONTACT FACTORY!

01 QUALITY ANAYLSIS MANAGER REPORTED ERROR

MULTIPLE SYNC FIELDS FOUND IN FORMAT

02 QUALITY ANALYSIS MANAGER REPORTED ERROR

SYNC FIELD TOO LONG....>64 BITS

03 QUALITY ANALYSIS MANAGER REPORTED ERROR

NO END OF SYNC IN FORMAT

04 QUALITY ANALYSIS MANAGE REPORTED ERROR

NO START OF SYNC FIELD IN FORMAT

05 QUALITY ANALYSIS MANAGER REPORTED ERROR

NO END OF FRAME MARKER IN FORMAT

06 UNDEFINED

07 UNDEFINED

08 UNDEFINED

09 SYSTEM MANAGER REPORTED ERROR -

TIMED OUT WAITING FOR TAPE TIME COUNTER 1 PPS INTERRUPT

10 SYSTEM MANAGER REPORTED ERROR -

TIMED OUT WAITING FOR DATA FIFOS TO FILL

11 TIMING CONTROL MANAGER REPORTED ERROR -

ILLEGAL COMBINATION OF SAMPLE RATE AND MULTIPLEX MODE

12 FORMAT MANAGER REPORTED ERROR -

ILLEGAL FORMAT SPECIFICATION ATTEMPTED - REPORTED VIA f-setfmt()

13 SYSTEM MANAGER REPORTED ERROR-

TIMED OUT WAITING FOR STATION 1 PPS INTERRUPT

14 INTERRUPT MANAGER REPORTED ERROR -

EXAMINE ADDRESS #24 FOR DETAILS

15 ANY ERROR

24 DIGITAL MON INTERRUPT SYSTEM ERRORS, HIGH (=1) = ON/ERROR

00 BUS ERROR

01 ADDRESS ERROR

02 ILLEGAL INSTRUCTION

03 ZERO DIVIDE

04 PRIVILEGE VIOLATION

05 TRACE MODE ERROR

06 68010 STACK FORMAT ERROR

07 UNINITIALIZED INTERRUPT

08 SPURIOS INTERRUPT

09 ABORT COMMAND TO CPU BOARD

10 SYSTEM FAIL

11 AC FAIL

12 ILLEGAL VECTOR

13 UNDEFINED

14 UNDEFINED

15 ANY ERROR DETECTED

26 DIGITAL MON CURRENT SERIAL STATUS REGISTER, MSB'S; SEE CON WORDS #C0 TO #C3

SEE DOC 54200D03.TXT & 54200D10.TXT

27 DIGITAL MON CURRENT SERIAL STATUS REGISTER, LSB'S;

28 DIGITAL MON CURRENT FORMATTER TIME-YEARS, Y Y Y Y

REL. ADD. ANALOG/ ACCESS DESCRIPTION(VOLTAGE=COUNTS/3276.8) MULT. UNITS RANGE COMMENTS

#(HEX) DIGITAL MON/CON BIT POS. FUNCTION VALUE MEANING

--------- --------- --------- --------- --------- --------- --------- --------- --------- --------- ------- --------

29 DIGITAL MON CURRENT FORMATTER TIME-DAYS, 0 D D D

2A DIGITAL MON CURRENT FORMATTER TIME-HOURS, 0 0 : H H

2B DIGITAL MON CURRENT FORMATTER MIN:SEC M M : S S

2C DIGITAL MON CURRENT SYNTHESIZER RATE MSB'S- 100MHz : 10MHz : 1MHz : 100kHz

2D DIGITAL MON CURRENT SYNTHESIZER RATE LSB'S- FOR PRESENT IMPLEMENATION SEE CON. WORD #AD AND COMMENT

ON IT.

30 DIGITAL MON LAST MONITOR ADDRESS ACCESSED

31 DIGITAL MON LAST MONITOR DATA FIELD RETURNED

32 DIGITAL MON LAST CONTROL ADDRESSED ACCESSED

33 DIGITAL MON LAST CONTROL DATA FIELD ACCEPTED

34 DIGITAL MON SYSTEM TRACK 0 MODE SELECTION, SEE DOC 54200D05.TXT

35 DIGITAL MON SYSTEM TRACK 1 MODE SELECTION, SEE DOC 54200D05.TXT

36 DIGITAL MON SYSTEM TRACK 2 MODE SELECTION, SEE DOC 54200D05.TXT

37 DIGITAL MON SYSTEM TRACK 3 MODE SELECTION, SEE DOC 54200D05.TXT

38 DIGITAL MON FORMATTER TAPE CLOCK SELECTION

#8000 TAPE - TRANSPORT #1

#8001 TAPE - TRANSPORT #2

#8002 LOCAL SYNTHESIZER

#8003 EXTERNAL JACK

#8004 OFF - NO CLOCK

#8005 4 MHz VME STSTEM XTAL

#8006 8 MHz VME SYSTEM XTAL

#8007 10 MHz INTERNAL XTAL

39 DIGITAL MON SAMPLER TO FORMATTER OUTPUT MAPPING

#8000 NORMAL MAPPING - USED FOR OPERATIONS

#8001 NO MAPPING - USED FOR DIAGNOSTICS

#8002 COMMON MAPPING - USED FOR DIAGNOSTICS

#8003 1 PPS MAPPING - USED FOR DIAGNOSITCS

COMMON MAPPING: ROUTES TRACK 0 SAMPLES TO TRACKS 0 THRU 7

ROUTES TRACK 8 SAMPLES TO TRACKS 8 THRU 15

ROUTES TRACK 16 SAMPLES TO TRACKS 16 THRU 23

ROUTES TRACK 24 SAMPLES TO TRACKS 24 THRU 31

1 PPS MAPPING: ROUTES NORMAL ONE PPS SAMPLE TO ALL ODD TRACKS 1,3,5,7,...

ROUTES INVERTED ONE PPS SAMPLE TO ALLEVEN TRACKS 0,2,4,6,...

3A-3F NOT USED

40 DIGITAL MON/CON TIMING/CONTROL MODULE STATUS REGISTER

4 ENABLE FRINGE CHECK BUFFER ACQUISITION -

MCB COMMAND TO ACQUIRE DATA IN THE FRINGE BUFFER,

ACQUISITION STARTS SYNCHRONOUS WITH THE 1 SEC EPOCH

5 RELEASE FORMAT - ALLOWS MODULE FORMAT RAM TO PROVIDE TEMPLATE TO SYSTEM,

STEPPING ONE LOCATION PER TRANSPORT CLOCK, OTHERWISE, RAM CONTROLLED BY

FIRMWARE FOR LOADING AND VERIFICATION

7 FIFO'S ARE LOADED W/SAMPLES AND THE FORMT IS RUNNING,

OTHERWISE-WAITING FOR FIFO'S TO FILL BEFORE STARTING OUTPUTS

REL. ADD. ANALOG/ ACCESS DESCRIPTION(VOLTAGE=COUNTS/3276.8) MULT. UNITS RANGE COMMENTS

#(HEX) DIGITAL MON/CON BIT POS. FUNCTION VALUE MEANING

--------- --------- --------- --------- --------- --------- --------- --------- --------- --------- ------- --------

8 AUX DATA BUFFER 'B' SELECTED -

BUFFER 'B' IS BEING OUTPUT TO THE TRANSPORT,

OTHERWISE BUFFER 'A' BEING OUTPUT, UPDATES ON THE ONE SECOND EPOCH

13 FORMAT RAM ACCESS ERROR - ATTEMPT TO ACCESS RAM BY FIRMWARE WHILE IT

WAS GENERATING FORMAT CONTROL CODE

14 VME BUS ACCESS ERROR

15 ANY ERROR DETECTED

41 DIGITAL MON BUFFER MODULE STATUS REGISTER

4 BACKPLANE STATION SYNC DRIVER ENABLE

5 ENABLE A/D ACQUISITION

7 A/D ACQUISITION RUNNING

11 ONE PPS MARKER MISALIGNMENT ERROR

12 SAMPLE CLOCK DROPOUT ERROR - SECOND A/D MODULE IN SYSTEM

13 SAMPLE CLOCK DROPOUT ERROR - FIRST A/D MODULE IN SYSTEM

14 VME BUS ACCESS ERROR

15 ANY ERROR DETECTED



42 DIGITAL MON HEADER CONTROL MODULE STATUS REGISTER

4 BACKPLANE FIFO HALF FULL DRIVER ENABLE

7 FIFO'S HALF FULL LATCH

8 FORMAT IS RUNNING

9 AUX DATA RAM 'B' IS SELECTED FOR OUTPUT

12 FIFO ERRORS - REFER TO ERROR REGISTER #43 FOR CAUSE

13 AUX DATA RAM ACCESS ERROR - ATTEMPT TO ACCESS RAM BY FIRMWARE

WHILE IT IS GENERATING AUX DATA OUTPUT PATTERN

14 VME BUS ACCESS ERROR - ATTEMPT TO ACCESS MODULE WHILE STILL BUSY

15 ANY ERROR DETECTED



43 DIGITAL MON HEADER CONTROL MODULE REGISTER

00 FIFO 0 EMPTY ERROR

REL. ADD. ANALOG/ ACCESS DESCRIPTION(VOLTAGE=COUNTS/3276.8) MULT. UNITS RANGE COMMENTS

#(HEX) DIGITAL MON/CON BIT POS. FUNCTION VALUE MEANING

--------- --------- --------- --------- --------- --------- --------- --------- --------- --------- ------- --------

1 FIFO 1 EMPTY ERROR

2 FIFO 2 EMPTY ERROR

3 FIFO 3 EMPTY ERROR

4 FIFO 0 FULL ERROR

5 FIFO 1 FULL ERROR

6 FIFO 2 FULL ERROR

7 FIFO 3 FULL ERROR

8 FIFO 0 ONE PPS MARKER DETECTED

9 FIFO 1 ONE PPS MARKER DETECTED

10 FIFO 2 ONE PPS MARKER DETECTED

11 FIFO 3 ONE PPS MARKER DETECTED

12 BACKPLANE ONE PPS MARKER DETECTED



44 DIGITAL MON TRANSPORT DRIVER MODULE STATUS REGISTER

3 ENABLE FRINGE CHECK DRIVERS

4 ENABLE TRANSPORT #1 CLOCK

5 ENABLE TRANSPORT #2 CLOCK

8 CRCC POLYNOMIAL SELECT - LSB

9 CRCC POLYNOMIAL SELECT

10 CRCC POLYNOMIAL SELECT- MSB

11 CRCC INITIALIZE TO ONES

12 CROSS TRACK PARITY ODD

13 ALONG TRACK PARITY ODD

14 VME BUS ACCESS ERROR - ATTEMPT TO ACCESS MODULE WHILE STILL BUSY

15 ANY ERROR DETECTED





REL. ADD. ANALOG/ ACCESS DESCRIPTION(VOLTAGE=COUNTS/3276.8) MULT. UNITS RANGE COMMENTS

#(HEX) DIGITAL MON/CON BIT POS. FUNCTION VALUE MEANING

--------- --------- --------- --------- --------- --------- --------- --------- --------- --------- ------- --------

45 DIGITAL MON FRINGE CHECK MODULE STATUS REGISTER

0 TO BE DESIGNED

1 "

2 "

3 "

4 "

5 "

6 "

7 "

8 "

9 "

10 "

11 "

12 "

13 "

14 "

15 "

46 DIGITAL MON QUALITY ANALYSIS MODULE STATUS REGISTER

2 SELECT RECORDER #2

3 ALONG TRACK PARITY EVEN

4 CRCC POLYNOMIAL SELECT -LSB

5 CRCC POLYNOMIAL SELECT -

6 CRCC POLYNOMIAL SELECT - MSB

7 CRCC INITIALIZE TO ONES

8 RELEASE FORMAT RAM

9 RUN ANALYSIS

10 CAPTURE DATA SELECT CODE - LSB

11 CAPTURE DATA SELECT CODE -

12 CAPTURE DATA SELECT CODE - MSB

13 CAPTURE DATA REQUEST

14 CAPTURE DATA READY

15 ANY ERROR DETECTED - REFER TO ERROR REGISTER #47 FOR CAUSE

47 DIGITAL MON QUALITY ANALYSIS MODULE ERROR REGISTER

12 CHANNEL 'B' CLOCK ERROR

13 CHANNEL 'A' CLOCK ERROR

14 FORMAT RAM ACCESS ERROR - ATTEMPT TO ACCESS RAM BY

FIRMWARE WHILE IT WAS GENERATING FORMAT FOR ANALYSIS

15 VME BUS ACCESS ERROR - ATTEMPT TO ACCESS MODULE WHILE STILL BUSY

48 DIGITAL MON Q/A CAPTURED DATA MSB'S - SEE DOC. 54200D09.TXT

49 DIGITAL MON Q/A CAPTURED DATA LSB'S - "

4A DIGITAL MON Q/A CAPTURED TIME MSB'S - "

4B DIGITAL MON Q/A CAPTURED TIME LSB'S - "

4C-4E UNASSIGNED

REL. ADD. ANALOG/ ACCESS DESCRIPTION(VOLTAGE=COUNTS/3276.8) MULT. UNITS RANGE COMMENTS

#(HEX) DIGITAL MON/CON BIT POS. FUNCTION VALUE MEANING

--------- --------- --------- --------- --------- --------- --------- --------- --------- --------- ------- --------

4F DIGITAL MON SYSTEM CONFIGURATION SWITCHES:

0 T/C MODULE SWITCH 1- NOT DEFINED AT PRESENT

1 T/C MODULE SWITCH 2- NOT DEFINED AT PRESENT

2 T/C MODULE SWITCH 3- NOT DEFINED AT PRESENT

3 T/C MODULE SWITCH 4- NOT DEFINED AT PRESENT

4 T/C MODULE SWITCH 5- NOT DEFINED AT PRESENT

5 T/C MODULE SWITCH 6- NOT DEFINED AT PRESENT

6 T/C MODULE SWITCH 7- NOT DEFINED AT PRESENT

7 T/C MODULE SWITCH 1- FORMATTER REMOTE RESET ENABLE/DISABLE;1=ENABLE,SEE #EF

8 MVME-117 SWITCH 1- NOT DEFINED AT PRESENT

9 MVME-117 SWITCH 2- NOT DEFINED AT PRESENT

10 MVME-117 SWITCH 3- NOT DEFINED AT PRESENT

11 MVME-117 SWITCH 4- NOT DEFINED AT PRESENT

12 MVME-117 SWITCH 5- NOT DEFINED AT PRESENT

13 MVME-117 SWITCH 6- NOT DEFINED AT PRESENT

14 MVME-117 SWITCH 7- NOT DEFINED AT PRESENT

15 MVME-117 SWITCH 8- NOT DEFINED AT PRESENT

50-5F NOT USED

60 DIGITAL MON FIRMWARE VERSION NUMBER (HEX), e.g. VERSION 1.23=0123

61 DIGITAL MON FIRM WARE DATE (HEX) DDMM E.E. 23 JUL - 2307

62 DIGITAL MON FIRMWARE DATE (YEAR) (HEX),

63-6F NOT USED

70-7F RESERVED FOR MCB SYSTEM USE

81 DIGITAL MON/CON INITIALIZE FORMATTER #8001 - INITIALIZE FORMATTER

82 DIGITAL MON/CON CONFIGURE FORMATTER #8001 - CONFIGURE FORMATTER

83 DIGITAL MON/CON CONFIGURE AUX.DATA BUFFER A/B

#8001 - CONFIGURE AUX BUFFER 'A'

#8002 - CONFIGURE AUX BUFFER 'B'

84 DIGITAL MON/CON SELECT AUX.DATA OUTPUT A/B

#8001 - SELECT BUFFER 'A'

#8002 - SELECT BUFFER 'B'

85 DIGITAL MON/CON START FRINGE CHECK DATA BUFFER

#8001 - START ACQUISITION

86-87 UNASSIGNED

88 DIGITAL MON/CON START/STOP QUALITY ANALYSIS

#8000 - STOP QUALITY ANALYSIS

#8001 - START QUALITY ANALYSIS

89 DIGITAL MON/CON START Q/A DATA CAPTURE #8001 - START DATA CAPTURE SYSTEM

8A-8C UNASSIGNED

8D DIGITAL MON/CON TRACK 0-15 ENABLE MASK

SAMPLE CODES ARE:

#0000 ALL LOW TRACKS DISABLED

#0001 TRACK 0 ENABLED

#8000 TRACK 15 ENABLED

#FFFF ALL LOW TRACKS ENABLED

8E DIGITAL MON/CON TRACK 16-31 ENABLE MASK

SAMPLE CODES ARE:

#0000 ALL HIGH TRACKS DISABLED

#0001 TRACK 16 ENABLED

#8000 TRACK 31 ENABLED

#FFFF ALL HIGH TRACKS ENABLED

REL. ADD. ANALOG/ ACCESS DESCRIPTION(VOLTAGE=COUNTS/3276.8) MULT. UNITS RANGE COMMENTS

#(HEX) DIGITAL MON/CON BIT POS. FUNCTION VALUE MEANING

--------- --------- --------- --------- --------- --------- --------- --------- --------- --------- ------- --------

8F DIGITAL MON/CON SYSTEM TRACK ENABLE MASK SEE MON WORD #0E ABOVE

FOR COMMAND CODES

90 DIGITAL MON/CON FORMAT SPECIFICATION SEE FORMATTER MON WORD #10 ABOVE

91 DIGITAL MON/CON SAMPLE RATE SELECTION " " #11 "

92 DIGITAL MON/CON MULTIPLEX MODE SELECTION " " #12 "

93 DIGITAL MON/CON TRACK ROLLER CONTROL " " #11 "

94 DIGITAL MON/CON TIME CODE CONTROL " " #14 "

95 DIGITAL MON/CON FRINGE CHECK DATA BUFFER MODE " " #15 "

96 UNASSIGNED

97 DIGITAL MON/CON PARITY MODE CONTROL " " #17 "

98 DIGITAL MON/CON CRCC MODE CONTROL " " #18 "

99 DIGITAL MON/CON Q/A RECORDER SELECTION CONTROL " " #19 "

9A DIGITAL MON/CON Q/A DATA CAPTURE MODE CONTROL " " #1A "

9B DIGITAL MON/CON Q/A SYNC THRESOLD CONTROL " " #1B "

9C DIGITAL MON/CON Q/A PHASE CAL MODE CONTROL " " #1C "

9D DIGITAL MON/CON Q/A PHASE CAL PERIOD " " #1D "

9E-A0 UNASSIGNED

A1 DIGITAL MON/CON SYSTEM ERROR REGISTER 1 -

REGISTER ADDRESS #A1 ALLOWS THE MCB TO SELECTIVELY RESET THE ERROR INDICATORS.

BITS CLEARED IN THE COMMAND WORD RESET THE CORRESPONDING FLAG.

SEE MONITOR WORD #21 ABOVE FOR BIT ASSIGNMENTS. REFER TO

DOCUMENTATION FILE 54200D07.TXT FOR MORE DETAILED DESCRIPTION.

A2-A5 UNASSIGNED

A6 DIGITAL MON/CON SERIAL STATUS REGISTER MSB'S

....THIS ADDRESS WILL RETURN THE CURRENT CONTENTS OF THE SERIAL

STATUS REGISTER WHICH IS COMMON TO ALL TRACKS. SERIAL STATUS DATA

CAN BE WRITTEN TO THE OUTPUTS BY SELECTING OUTPUT CODE 3 IN THE

FORMAT DEFINITION ARRAY.

REFER TO ARRAY ADDRESSES #C0-#C3 BELOW AND TO DOCUMENTATION

FILE 54200D1C.TXT FOR ADDITIONAL DETAILS.

A7 DIGITAL MON/CON SERIAL STATUS REGISTER LSB'S SEE #A6 ABOVE

A8 DIGITAL MON/CON CURRENT STATION TIME - YEARS: Y Y Y Y

A9 DIGITAL MON/CON CURRENT STATION TIME - DAYS: 0 D D D

AA DIGITAL MON/CON CURRENT STATION TIME - HOURS: 0 0 : H H

AB DIGITAL MON/CON CURRENT STATION TIME - MIN,SEC MM:SS

REL. ADD. ANALOG/ ACCESS DESCRIPTION(VOLTAGE=COUNTS/3276.8) MULT. UNITS RANGE COMMENTS

#(HEX) DIGITAL MON/CON BIT POS. FUNCTION VALUE MEANING

--------- --------- --------- --------- --------- --------- --------- --------- --------- --------- ------- --------

AC DIGITAL MON/CON COMMAND SYNTHESIZER RATE MSB'S: 100MHz : 10MHz : 1MHz : 100kHz (SEE BELOW FOR PRESENT

IMPLEMENTATION)

AD DIGITAL MON/CON COMMAND SYNTHESIZER RATE LSB'S: 10kHz : 1kHz : 100Hz : 10Hz

THE LOCAL SYNTHESIZER SUPPLIED IN THE PRE-PRODUCTION MODULES USE

ONLY THE LEAST SIGNIFICANT 4 BITS OF THE SYNTHESIZER CONTROL WORDS

AS FOLLOWS:

BITS 0-3 VALUE MEANING

--------- --------- ---------

O UNUSED

#1 UNUSED

#2 9,072/32 MHz (NON DATA REPLACEMENT MODES)

#3 9,072/16 MHz (NON DATA REPLACEMENT MODES)

#4 9,072/8 MHz (NON DATA REPLACEMENT MODES)

#5 9,072/4 MHz (NON DATA REPLACEMENT MODES)

#6 9,072/2 MHz (NON DATA REPLACEMENT MODES)

#7 9,072/1 MHz (NON-DATA REPLACEMENT MODES)

#8 UNUSED

#9 UNUSED

#A 9/32 MHz ( DATA REPLACEMENT MODES)

#B 9/16 MHz ( DATA REPLACEMENT MODES)

#C 9/8 MHz ( DATA REPLACEMENT MODES)

#D 9/4 MHz ( DATA REPLACEMENT MODES)

#E 9/2 MHz ( DATA REPLACEMENT MODES)

#F 9/1 MHz ( DATA REPLACEMENT MODES)

AE-B3 UNASSIGNED

B4 DIGITAL MON/CON SYSTEM TRACK 0 MODE CONTROL -- SEE BELOW

B5 DIGITAL MON/CON SYSTEM TRACK 1 MODE CONTROL -- SEE BELOW

B6 DIGITAL MON/CON SYSTEM TRACK 2 MODE CONTROL -- SEE BELOW

B7 DIGITAL MON/CON SYSTEM TRACK 3 MODE CONTROL -- SEE BELOW

EACH SYSTEM TRACK CAN BE ASSIGNED TO DUPLICATE ONE OF EIGHT

DIFFERENT DATA TRACKS, CODES AS FOLLOWS:

SYSTEM TRACK 0 HAS ACCESS TO DATA TRACKS 0 THRU 7 CODED #0000 THRU #0007

SYSTEM TRACK 1 HAS ACCESS TO DATA TRACKS 8 THRU 16 CODED #0008 THRU #000F

SYSTEM TRACK 2 HAS ACCESS TO DATA TRACKS 16 THRU 23 CODED #0010 THRU #0017

SYSTEM TRACK 3 HAS ACCESS TO DATA TRACKS 24 THRU 31 CODED #0018 THRU #001F

EACH SYSTEM TRACK CAN ALSO ACCESS ONE OF SIX CROSS TRACK PARITY GENERATORS,

CROSS TRACK PARITY IS CONTROLLED BY BIT 10 OF THE FORMAT

DEFINITION WORD AND OVERWRITES DATA TRACK SAMPLES WHEN BOTH ARE SELECTED.

THE CROSS TRACK PARITY GENERATORS ARE CODED AS FOLLOWS:

#8000 PARITY OVER TRACKS 0 THRU 7

#8100 PARITY OVER TRACKS 8 THRU 15

#8200 PARITY OVER TRACKS 16 THRU 23

#8300 PARITY OVER TRACKS 24 THRU 31

#8400 PARITY OVER TRACKS 00 THRU 15

#8500 PARITY OVER TRACKS 08 THRU 23

#8600 PARTIY OVER TRCKS 16 THRU 31

#8700 CROSS TRACK PARTIY UNUSED

REL. ADD. ANALOG/ ACCESS DESCRIPTION(VOLTAGE=COUNTS/3276.8) MULT. UNITS RANGE COMMENTS

#(HEX) DIGITAL MON/CON BIT POS. FUNCTION VALUE MEANING

--------- --------- --------- --------- --------- --------- --------- --------- --------- --------- ------- --------

THE SYSTEM TRACK MCB CONTROL REGISTERS SHOULD BE SET WITH THE SUM

OF THE DATA TRACK AND CROSS TRACK PARITY CODES DESIRED. NORMALLY,

SYSTEM TRACKS WOULD CARRY EITHER DATA SAMPLES OR PARITY BUT THERE

IS NO HARDWARE LIMITATION PROHIBITING BOTH, IF YOU CAN MAKE SENSE

OF IT, YOU CAN COMMAND IT, A FEW SAMPLES FOLLOW:

DATA DUPLICATION....

COMMAND #8704 TO SYSTEM TRACK 0...DUPLICATE A/D SAMPLES FROM TRACK 4

COMMAND #870A TO SYSTEM TRACK 1...DUPLICATE A/D SAMPLES FROM TRACK 10

COMMAND #871F TO SYSTEM TRACK 3...DUPLICATE A/D SAMPLES FROM TRACK 31

CROSS TRACK PARITY..

COMMAND #8000 TO SYSTEM TRACK X...CARRY PARITY OVER TRACKS 0 THRU 7

COMMAND #8100 TO SYSTEM TRACK Y...CARRY PARITY OVER TRACKS 8 THRU 15

COMMAND #8600 TO SYSTEM TRACK Z...CARRY PARTIY OVER TRACKS 16 THRU 31

MIXED MODE.......

COMMAND #8006 TO SYSTEM TRACK 0...CARRY PARITY OVER TRACKS 0 THRU 7,

DUPLICATE TRACK 6

COMMAND #800F TO SYSTEM TRACK 1...CARRY PARTITY OVER TRACKS 0 THRU 7,

DUPLICATE TRACK 15

COMMAND #8510 TO SYSTEM TRACK 2...CARRY PARITY OVER TRACKS 8 THRU 23,

DUPLICATE TRACK 16

B8 DIGITAL MON/CON FORMATTE - TAPE

FORMATTE - TAPE CLOCK SELECTION - SEE MON.WORD #38 ABOVE

B9 DIGITAL MON/CON SAMPLER OUTPUT MAPPING - SEE MON.WORD #39 ABOVE

BA-BF UNASSIGNED

INDIRECT ACCESS TO FORMAT DEFINITION ARRAY - REF:54200D10.TXT

------------------------------------------------------------

CO DIGITAL MON/CON HIGH ADDRESS BITS (16-32 ILLEGAL ADDRESS

C1 DIGITAL MON/CON LOW ADDRESS BITS (00-15) ILLEGAL ADDRESS

C2 DIGITAL MON/CON DATA TRANSFER REGISTER COMMAND ATTEMPT WHILE INITIALIZING

C3 DIGITAL MON/CON CHECKSUM REGISTER NONE

INDIRECT ACCESS TO FRINGE CHECK DATA BUFFER MONITOR ARRAY REF:54200D11.TXT

-------------------------------------------------------------

C4 DIGITAL MON/CON HIGH ADDRESS BITS (16-32) ILLEGAL ADDRESS

C5 DIGITAL MON/CON LOW ADDRESS BITS (00-15) ILLEGAL ADDRESS

C6 DIGITAL MON/CON DATA TRANSFER REGISTER COMMAND ATTEMPT WHILE D/B RUNNING

C7 DIGITAL MON/CON CHECKSUM REGISTER NONE

INDIRECT ACCESS TO QUALITY ANALYSIS RESULT REGISTERS REF:54200D09.TXT

---------------------------------------------------------------

C8 DIGITAL MON/CON HIGH ADDRESS BITS (16-32) ILLEGAL ADDRESS

C9 DIGITAL MON/CON LOW ADDRESS BITS (00-15) ILLEGAL ADDRESS

CA DIGITAL MON/CON DATA TRANSFER REGISTER COMMAND ATTEMPT WHILE Q/A RUNNING

CB DIGITAL MON/CON CHECKSUM REGISTER NONE

REL. ADD. ANALOG/ ACCESS DESCRIPTION(VOLTAGE=COUNTS/3276.8) MULT. UNITS RANGE COMMENTS

#(HEX) DIGITAL MON/CON BIT POS. FUNCTION VALUE MEANING

--------- --------- --------- --------- --------- --------- --------- --------- --------- --------- ------- --------

INDIRECT ACCESS TO LOCAL PROCESSOR'S PHYSICAL MEMORY SPACE

---------------------------------------------------------

CC DIGITAL MON/CON HIGH ADDRESS BITS (16-32) ILLEGAL ADDRESS

CD DIGITAL MON/CON LOW ADDRESS BITS (00-15) ILLEGAL ADDRESS

CE DIGITAL MON/CON DATA TRANSFER REGISTER COMMAND ATTEMPT WHILE FORMATTER RUNNING

CF DIGITAL MON/CON CHECKSUM REGISTER NONE

LOCATIONS #D0 THRU #DF RESERVED FOR FORMATTER TRACK AND AUX DATA CONTROLS

INDIRECT ACCESS TO TRACK DATA ASSIGNMENT ARRAY REF:54200D04.TXT

---------------------------------------------------------------

D0 DIGITAL MON/CON HIGH ADDRESS BITS (16-32) ILLEGAL ADDRESS

D1 DIGITAL MON/CON LOW ADDRESS BITS (00-15) ILLEGAL ADDRESS

D2 DIGITAL MON/CON DATA TRANSFER REGISTER COMMAND ATTEMPT WHILE INITIALIZING

D3 DIGITAL MON/CON CHECKSUM REGISTER NONE

INDIRECT ACCESS TO AUXILIARY DATA FIELD ARRAY 'A' REF:54200D08.TXT

---------------------------------------------------------------

D4 DIGITAL MON/CON HIGH ADDRESS BITS (16-32) ILLEGAL ADDRESS

D5 DIGITAL MON/CON LOW ADDRESS BITS (00-15) ILLEGAL ADDRESS

D6 DIGITAL MON/CON DATA TRANSFER REGISTER COMMAND ATTEMPT WHILE INITIALIZING

D7 DIGITAL MON/CON CHECKSUM REGISTER NONE

INDIRECT ACCESS TO AUXILIARY DATA FIELD ARRAY 'B' REF:54200D08.TXT

----------------------------------------------------------------

D8 DIGITAL MON/CON HIGH ADDRESS BITS (16-32) ILLEGAL ADDRESS

D9 DIGITAL MON/CON LOW ADDRESS BITS (00-15) ILLEGAL ADDRESS

DA DIGITAL MON/CON DATA TRANSFER REGISTER COMMAND ATTEMPT WHILE INITIALIZING

DB DIGITAL MON/CON CHECKSUM REGISTER NONE

DC NONE UNASSIGNED NON-EXISTING REGISTER

DD NONE UNASSIGNED NON-EXISTING REGISTER

DE NONE UNASSIGNED NON-EXISTING REGISTER

DF NONE UNASSIGNED NON-EXISTING REGISTER

INDIRECT ACCESS TO TRACK DATA ASSIGNMENT ARRAY - EXPANSION

-----------------------------------------------------------------

E0 DIGITAL MON/CON HIGH ADDRESS BITS (16-32) ILLEGAL ADDRESS

E1 DIGITAL MON/CON LOWADDRESS BITS (00-15) ILLEGAL ADDRESS

E2 DIGITAL MON/CON DATA TRANSFER REGISTER COMMAND ATTEMPT WHILE INITIALIZING

E3 DIGITAL MON/CON CHECKSUM REGISTER NONE

INDIRECT ACCESS TO AUXILIARY DATA FIELD ARRAY 'A' - EXPANSION

---------------------------------------------------------------

E4 DIGITAL MON/CON HIGH ADDRESS BITS (16-32) ILLEGAL ADDRESS

E5 DIGITAL MON/CON LOW ADDRESS BITS (00-15) ILLEGAL ADDRESS

E6 DIGITAL MON/CON DATA TRANSFER REGISTER COMMAND ATTEMPT WHILE INITIALIZING

E7 DIGITAL MON/CON CHECKSUM REGISTER NONE

REL. ADD. ANALOG/ ACCESS DESCRIPTION(VOLTAGE=COUNTS/3276.8) MULT. UNITS RANGE COMMENTS

#(HEX) DIGITAL MON/CON BIT POS. FUNCTION VALUE MEANING

--------- --------- --------- --------- --------- --------- --------- --------- --------- --------- ------- --------

INDIRECT ACCESS TO AUXILARY DATA FIELD ARRAY 'B' - EXPANSION

----------------------------------------------------------------

E8 DIGITAL MON/CON HIGH ADDRESS BITS (16-32) ILLEGAL ADDRESS

E9 DIGITAL MON/CON LOW ADDRESS BITS (00-15) ILLEGAL ADDRESS

EA DIGITAL MON/CON DATA TRANSFER REGISTER COMMAND ATTEMPT WHILE INITIALIZING

EB DIGITAL MON/CON CHECKSUM REGISTER NONE

EC NONE UNASSIGNED NON-EXISTING REGISTER

ED NONE UNASSIGNED NON-EXISTING REGISTER

EE NONE UNASSIGNED NON-EXISTING REGISTER

EF NONE RESET FORMATTER

[ACCESS CODE #AE51] ILLEGAL ACCESS CODE

F0 NONE RESERVED FOR MCB SYSTEM USE NON-EXISTING REGISTER

F1 NONE RESERVED FOR MCB SYSTEM USE NON-EXISTING REGISTER

F2 NONE RESERVED FOR MCB SYSTEM USE NON-EXISTING REGISTER

F3 NONE RESERVED FOR MCB SYSTEM USE NON-EXISTING

F4 NONE RESERVED FOR MCB SYSTEM USE NON-EXISTING REGISTER

F5 NONE RESERVED FOR MCB SYSTEM USE NON-EXISTING REGISTER

F6 NONE RESERVED FOR MCB SYSTEM USE NON-EXISTING

F7 NONE RESERVED FOR MCB SYSTEM USE NON-EXISTING REGISTER

F8 NONE RESERVED FOR MCB SYSTEM USE NON-EXISTING REGISTER

F9 NONE RESERVED FOR MCB SYSTEM USE NON-EXISTING REGISTER

FA NONE RESERVED FOR MCB SYSTEM USE NON-EXISTING REGISTER

FB NONE RESERVED FOR MCB SYSTEM USE NON-EXISTING

FC NONE RESERVED FOR MCB SYSTEM USE NON-EXISTING REGISTER

FD NONE RESERVED FOR MCB SYSTEM USE NON-EXISTING REGISTER

FE NONE RESERVED FOR MCB SYSTEM USE NON-EXISTING REGISTER

FF NONE RESERVED FOR MCB SYSTEM USE NON-EXISTING REGISTER





Recorder MCB Procotol


REC - VLBA Tape Recorder - 1990JUN15 ------------

ID (HEX) START ADD.(HEX)

TRANSPORT #1 2A 2200

TRANSPORT #2 3A 2B00

=============================================

REL. ADD. ANALOG/ ACCESS DESCRIPTION(VOLTAGE=COUNTS/3276.8) MULT. UNITS RANGE COMMENTS

#(HEX) DIGITAL MON/CON BIT POS. FUNCTION VALUE MEANING

--------- --------- --------- --------- --------- --------- --------- --------- --------- --------- -------- --------

WRITE MODULE:

--------------

00 DIGITAL MON FORMATTER SELECT (=0|1 FOR FMTR1|FMTR2)

GROUP RECORDER TRACK #'S

-------- --------------------

0 GROUP 0 IN HEAD 1 0 0,2,4,........,14,16

1 GROUP 1 IN HEAD 1 1 1,3,5,........,15,17

2 GROUP 2 IN HEAD 1 2 18,20,22,.....,32,34

3 GROUP 3 IN HEAD 1 3 19,21,23,.....,33,35

4 GROUP 0 IN HEAD 2 0 0,2,4,........,14,16

5 GROUP 1 IN HEAD 2 1 1,3,5,........,15,17

6 GROUP 2 IN HEAD 2 2 18,20,22,.....,32,34

7 GROUP 3 IN HEAD 2 3 19,21,23,.....,33,35

COMMENTS: CORRESPONDENCE BETWEEN VLBA FORMATTER TRACKS, VLBA RECORDER TRACKS

AND VLBI MKIII TRACK NUMBERS ARE GIVEN BELOW.

VLBA VLBA MKIII VLBA VLBA MKIII

FORMATTER RECORDER FORMATTER RECORDER

TRACK No. TRACK No. TRACK No. TRACK No. TRACK No. TRACK No.

------------------------------------------------------------

32=SYS.0 1 - 34=SYS.2 0 -

0 3 - 16 2 -

1 5 2 17 4 1

2 7 4 18 6 3

3 9 6 19 8 5

4 11 8 20 10 7

5 13 10 21 12 9

6 15 12 22 14 11

7 17 14 23 16 13

8 19 16 24 18 15

9 21 18 25 20 17

10 23 20 26 22 19

11 25 22 27 24 21

12 27 24 28 26 23

13 29 26 29 28 25

14 31 28 30 30 27

15 33 - 31 32 -

33=SYS.1 35 - 35=SYS.3 34 -

------------------------------------------------------



REL. ADD. ANALOG/ ACCESS DESCRIPTION(VOLTAGE=COUNTS/3276.8) MULT. UNITS RANGE COMMENTS

#(HEX) DIGITAL MON/CON BIT POS. FUNCTION VALUE MEANING

--------- --------- --------- --------- --------- --------- --------- --------- --------- --------- ------- --------

01 DIGITAL MON OUTPUT GROUP ENABLE: (=0|1 FOR DISABLE|ENABLE)

0 GROUP 0 IN HEAD 1 (SEE MON WORD #00 FOR RECORDER TRACK NUMBERS)

1 GROUP 1 IN HEAD 1 (SEE MON WORD #00 FOR RECORDER TRACK NUMBERS) 2 GROUP 2 IN HEAD 1 (SEE MON WORD #00 FOR RECORDER TRACK NUMBERS)

3 GROUP 3 IN HEAD 1 (SEE MON WORD #00 FOR RECORDER TRACK NUMBERS)

4 GROUP 0 IN HEAD 2 (SEE MON WORD #00 FOR RECORDER TRACK NUMBERS)

5 GROUP 1 IN HEAD 2 (SEE MON WORD #00 FOR RECORDER TRACK NUMBERS)

6 GROUP 2 IN HEAD 2 (SEE MON WORD #00 FOR RECORDER TRACK NUMBERS)

7 GROUP 3 IN HEAD 2 (SEE MON WORD #00 FOR RECORDER TRACK NUMBERS)

SYSTEM TRACK SELECT: (RECORDER TRACK No. = 0-35)

---------------------------------------------------

02 DIGITAL MON 0-5 RECORDER TRACK 0 OF HEAD 1

03 DIGITAL MON 0-5 RECORDER TRACK 1 OF HEAD 1

04 DIGITAL MON 0-5 RECORDER TRACK 34 OF HEAD 1

05 DIGITAL MON 0-5 RECORDER TRACK 35 OF HEAD 1

06 DIGITAL MON 0-5 RECORDER TRACK 0 OF HEAD 2

07 DIGITAL MON 0-5 RECORDER TRACK 1 OF HEAD 2

08 DIGITAL MON 0-5 RECORDER TRACK 34 OF HEAD 2

09 DIGITAL MON 0-5 RECORDER TRACK 35 OF HEAD 2

MONITOR MODULE:

----------------

TRACK SELECT- BOTH READ AND BYPASS (RECORDER TRACK No. =- 0-35)

10 DIGITAL MON 0-5 HEAD 1,OUTPUT A

11 DIGITAL MON 0-5 HEAD 1,OUTPUT B

12 DIGITAL MON 0-5 HEAD 2,OUTPUT A

13 DIGITAL MON 0-5 HEAD 2,OUTPUT B

READ MODULE EQUALIZER SELECT (0|1|2 = STD.,ALT.1,ALT.2)

14 DIGITAL MON 0-1 HEAD 1,OUTPUT A

15 DIGITAL MON 0-1 HEAD 1,OUTPUT B

16 DIGITAL MON 0-1 HEAD 2,OUTPUT A

17 DIGITAL MON 0-1 HEAD 2,OUTPUT B

18 DIGITAL MON 0-2 OUTPUT TO FORMATTER #1, CHANNEL A; SEE OUTPUT SELECT CODE BELOW

19 DIGITAL MON 0-2 OUTPUT TO FORMATTER #1, CHANNEL B; SEE OUTPUT SELECT CODE BELOW

1A DIGITAL MON 0-2 OUTPUT TO FORMATTER #2, CHANNEL A; SEE OUTPUT SELECT CODE BELOW

1B DIGITAL MON 0-2 OUTPUT TO FORMATTER #2, CHANNEL B; SEE OUTPUT SELECT CODE BELOW

OUTPUT SELECT CODE: 000 HEAD 1 OUTPUT A, READ

001 HEAD 1 OUTPUT A, BYPASS

010 HEAD 1 OUTPUT B, READ

011 HEAD 1 OUTPUT B, BYPASS

100 HEAD 2 OUTPUT A, READ

101 HEAD 2 OUTPUT A, BYPASS

110 HEAD 2 OUTPUT B, READ

111 HEAD 2 OUTPUT B, BYPASS

MONITOR MODULE DECODER:

-----------------------

1C DIGITAL MON 0-1 ON BOARD DECODER DATA TO BE EXTRACTED (ALSO SEE MONITOR WORDS #18-1B)

00 WHAT GOES TO FORMATTER 1, CH.A

01 WHAT GOES TO FORMATTER 1, CH.B

10 WHAT GOES TO FORMATTER 2, CH.A

11 WHAT GOES TO FORMATTER 2, CH.B

1D DIGITAL MON DATA EXTRACT BIT DELAY VALUE (=0 CAPTURES SYNC. BITS 61-30)

1E DIGITAL MON EXTRACTED DATA BITS 31-16

1F DIGITAL MON EXTRACTED DATA BITS 15-0

REL. ADD. ANALOG/ ACCESS DESCRIPTION(VOLTAGE=COUNTS/3276.8) MULT. UNITS RANGE COMMENTS

#(HEX) DIGITAL MON/CON BIT POS. FUNCTION VALUE MEANING

--------- --------- --------- --------- --------- --------- --------- --------- --------- --------- ------- --------

TRANSPORT MODULE:

-----------------

30 DIGITAL MON TRANSPORT MODULE FOOTAGE COUNTER (FEET)

31 DIGITAL MON TRANSPORT MODULE SUPPLY REEL PACK (FEET)

32 DIGITAL MON TRANSPORT MODULE TAKEUP REEL PACK (FEET)

33 DIGITAL MON 0 LOW TAPE SENSE (0|1 = NO|YES)

HEAD POSITIONER:

----------------

40 DIGITAL MON CURRENT HEAD BLOCK PARAMETER VALUE-

(SEE MON. WORD #C3 FOR HEAD No. AND MON. WORD #C4 FOR PARAMETER No. SELECTED)

41 DIGITAL MON TOTAL POSITION COMMAND (kA)

42 DIGITAL MON ACTUAL POSITION (kA)

A/D BOARD:

-----------

50-5F ANALOG MON 0-11 RAW A/D CHANNEL #n(0-15) OUTPUTS; n=0 IN ADD. #50.

n=0: HEAD 1- LVDT VOLTAGE 1 VOLTS

n=1: HEAD 1- TEMP.

n=2: TOTAL POWER HEAD 1

n=3-5: NOT USED

N=6: VACUUM COLUMN PRESSURE (0.1" OF WATER/COUNT)

60 DIGITAL MON 0-11 TOTAL POWER HEAD 1 (0.01V)

61 DIGITAL MON 0-11 TOTAL POWER HEAD 2 (0.01V)

62 DIGITAL MON 0-11 HEAD-1 TEMPERATURE (0.1 deg C)

63 DIGITAL MON 0-11 HEAD-2 TEMPERATURE (0.1 deg C)

64 DIGITAL MON 0-11 VACUUM (0.1" OF WATER)

VME BOARDS:

------------

70 DIGITAL MON READ PARAMETER VALUES IN RAM/ROM

71 DIGITAL MON SOFTWARE REVISION NUMBER

72 DIGITAL MON 0-7 CHASSIS SERIAL NUMBER

73 DIGITAL MON GENERAL STATUS WORD: (0|1 = FALSE|TRUE)

0 ERROR EXISTS

1 TAPE MOVING

2 HEAD STACK MOVING

3 RAMPING

4 HEAD POSITIONING

5 TAPE POSITIONING

6 VACUUM OK

7 5MHz PRESENT

8 1 PPS PRESENT

74 DIGITAL MON ERROR FLAGS (0|1 =FALSE|TRUE)

0-1 UNUSED

2 FAILURE TO ATTAIN VACUUM WITH LOAD

3 UNABLE TO CHANGE TO THE DESIRED ACTIVE HEAD STACK

4 HEAD INDEX OUT OF RANGE

5 HEAD BLOCK PARAMETER # OUT OF RANGE

6 A/D CONVERSION TIMEOUT

7 COMMAND ATTEMPT AT READ ONLY ADDRESS

8 ATTEMPTED TAPE MOTION WITHOUT TAPE LOADED

9 HEAD MOVEMENT TIMED OUT (>15SEC)

15 SOFTWARE ERROR

75 DIGITAL MON SOFTWARE ERROR CODE (INTERNAL; SEE MCBUS.HH)

REL. ADD. ANALOG/ ACCESS DESCRIPTION(VOLTAGE=COUNTS/3276.8) MULT. UNITS RANGE COMMENTS

#(HEX) DIGITAL MON/CON BIT POS. FUNCTION VALUE MEANING

--------- --------- --------- --------- --------- --------- --------- --------- --------- --------- ------- --------

WRITE MODULE:

--------------

80 DIGITAL MON/CON FORMATTER SELECT (=0|1 FOR FMTR1|FMTR2); SEE MON. WORD #00

81 DIGITAL MON/CON OUTPUT GROUP ENABLE (0|1 FOR DISABLE|ENABLE); SEE MON. WORD #01

SYSTEM TRACK SELECT: (RECORDER TRACK No. = 0-35)

---------------------------------------------------

82 DIGITAL MON/CON 0-5 RECORDER TRACK 0 OF HEAD 1

83 DIGITAL MON/CON 0-5 RECORDER TRACK 1 OF HEAD 1

84 DIGITAL MON/CON 0-5 RECORDER TRACK 34 OF HEAD 1

85 DIGITAL MON/CON 0-5 RECORDER TRACK 35 OF HEAD 1

86 DIGITAL MON/CON 0-5 RECORDER TRACK 0 OF HEAD 2

87 DIGITAL MON/CON 0-5 RECORDER TRACK 1 OF HEAD 2

88 DIGITAL MON/CON 0-5 RECORDER TRACK 34 OF HEAD 2

89 DIGITAL MON/CON 0-5 RECORDER TRACK 35 OF HEAD 2

MONITOR MODULE:

----------------

TRACK SELECT- BOTH READ AND BYPASS (RECORDER TRACK No. =- 0-35)

90 DIGITAL MON/CON 0-5 HEAD 1,OUTPUT A

91 DIGITAL MON/CON 0-5 HEAD 1,OUTPUT B

92 DIGITAL MON/CON 0-5 HEAD 2,OUTPUT A

93 DIGITAL MON/CON 0-5 HEAD 2,OUTPUT B

READ MODULE EQUALIZER SELECT (0|1|2 = STD.,ALT.1,ALT.2)

94 DIGITAL MON/CON 0-1 HEAD 1,OUTPUT A

95 DIGITAL MON/CON 0-1 HEAD 1,OUTPUT B

96 DIGITAL MON/CON 0-1 HEAD 2,OUTPUT A

97 DIGITAL MON/CON 0-1 HEAD 2,OUTPUT B

98 DIGITAL MON/CON 0-2 OUTPUT TO FORMATTER #1, CHANNEL A; SEE OUTPUT SELECT CODE BELOW

99 DIGITAL MON/CON 0-2 OUTPUT TO FORMATTER #1, CHANNEL B; SEE OUTPUT SELECT CODE BELOW

9A DIGITAL MON/CON 0-2 OUTPUT TO FORMATTER #2, CHANNEL A: SEE OUTPUT SELECT CODE BELOW

9B DIGITAL MON/CON 0-2 OUTPUT TO FORMATTER #2, CHANNEL B: SEE OUTPUT SELECT CODE BELOW

OUTPUT SELECT CODE: 000 HEAD 1 OUTPUT A, READ

001 HEAD 1 OUTPUT A, BYPASS

010 HEAD 1 OUTPUT B, READ

011 HEAD 1 OUTPUT B, BYPASS

100 HEAD 2 OUTPUT A, READ

101 HEAD 2 OUTPUT A, BYPASS

110 HEAD 2 OUTPUT B, READ

111 HEAD 2 OUTPUT B, BYPASS

MONITOR MODULE DECODER:

-----------------------

9C DIGITAL MON/CON 0-1 SELECT DATA STREAM GOING TO THE DECODER, SEE MONITOR WORD #1C

00 WHAT GOES TO FORMATTER 1, CH.A

01 WHAT GOES TO FORMATTER 1, CH.B

10 WHAT GOES TO FORMATTER 2, CH.A

11 WHAT GOES TO FORMATTER 2, CH.B

9D DIGITAL MON/CON DATA EXTRACT BIT DELAY VALUE (=0 CAPTURES SYNC. BITS 61-30)

9E DIGITAL MON/CON 0-7 SYNC. THRESOLD

9F DIGITAL MON/CON 0 INITIATE DATA EXTRACT

A0-A3 DIGITAL MON/CON SYNC WORD (BITS 63-0,#A3 TRIGGERS DOWN LOAD; A0 BIT 15 IS MSB OF THE SYNC WORD)

A4-A7 DIGITAL MON/CON SYNC MASK (BITS 63-0; #A7 TRIGGERS); #A4 BIT 15 IS MSB OF SYNC. MASK

REL. ADD. ANALOG/ ACCESS DESCRIPTION(VOLTAGE=COUNTS/3276.8) MULT. UNITS RANGE COMMENTS

#(HEX) DIGITAL MON/CON BIT POS. FUNCTION VALUE MEANING

--------- --------- --------- --------- --------- --------- --------- --------- --------- --------- ------- --------

TRANSPORT MODULE COMMANDS:

--------------------------

B0 DIGITAL MON/CON 0 STOP DRIVE

B1 DIGITAL MON/CON 0 START DRIVE (0|1 = REVERSE|FORWARD)

B2 DIGITAL MON/CON 0 FAST MOVE TO LOW TAPE POINT (=0|1 FOR REVERSE|FORWARD0

B3 DIGITAL MON/CON 0 LOAD TAPE INTO VACUUM COLUMN

B4 DIGITAL MON/CON 0 REWIND AND UNLOAD TAPE

B5 DIGITAL MON/CON SET CAPSTAN SPEED (IN UNITS OF 0.01 INCHES/SEC)

B6 DIGITAL MON/CON 0 ENABLE LOW TAPE (=0|1 FOR DISABLE|ENABLE0

B7 DIGITAL MON/CON POSITION TAPE TO FOOTAGE # (0-65535)

B8 DIGITAL MON/CON FORCE FOOTAGE COUNTER TO VALUE (FEET)

B9 DIGITAL MON/CON SET CAPSTAN SIZE CONSTANT

BA DIGITAL MON/CON 0 RELEASE BRAKES AND SERVOS (=0|1 FOR DISABLE|ENABLE)

BB DIGITAL MON/CON SET OFF-SET SPEED FOR THE PERIOD GIVEN IN CONTROL WORD #BC (UNITS OF 0.01"/SEC)

BC DIGITAL MON/CON OFF-SET SLEW PERIOD (INITIATES; UNITS:0.01SEC)

BD DIGITAL MON/CON TAPE THICKNESS (kA)

HEAD POSITIONER COMMANDS:

--------------------------

C0 DIGITAL MON/CON SET INDEX NUMBER

C1 DIGITAL MON/CON DOWN LOAD INDEX POSITION (kA)

C2 DIGITAL MON/CON 0 SET TAPE DIRECTION FOR OFFSET (=0|1 FOR REVERSE|FORWARD)

C3 DIGITAL MON/CON 0-1 ACTIVE HEAD NUMBER (1 TO 4)

C4 DIGITAL MON/CON 0-3 SET HEAD BLOCK PARAMETER NUMBER (0-10)

PARAMETER 0: SETS INCHWORM MOTOR FAST OUT SPEED

PARAMETER 1: SETS INCHWORM MOTOR SLOW OUT SPEED

PARAMETER 2: SETS INCHWORM MOTOR FAST IN SPEED

PARAMETER 3: SETS INCHWORM MOTOR SLOW IN SPEED

PARAMETER 4: SETS THE LVDT POSITIVE SCALE FACTOR

PARAMETER 5: SETS THE LVDT NEGATIVE SCALE FACTOR

PARAMETER 6: SETS THE LVDT POSITIVE QUADRATIC FACTOR

PARAMETER 7: SETS THE LVDT NEGATIVE QUADRATIC FACTOR

PARAMETER 8: SETS HEADSTACK FORWARD MOTION OFFSET (MICRONS)

PARAMETER 9: SETS HEADSTACK REVERSE MOTION OFFSET (MICRONS)

PARAMETER 10: SETS TEMPERATURE COEFFICIENT

C5 DIGITAL MON/CON DOWN LOAD HEAD BLOCK PARAMETER VALUE

C6 DIGITAL MON/CON MOVE HEAD TO ABSOLUTE VALUE (kA)

C7 DIGITAL MON/CON MOVE HEAD RELATIVE TO CURRENT POSITION (kA)

C8 DIGITAL MON/CON MOVE ACTIVE HEAD TO INDEX POSITION + OFFSET (kA)

C9 DIGITAL MON/CON PEAK UP ON MONITOR CHANNEL A WITHIN +/- kA

CA DIGITAL MON/CON SET AUTO PEAKING INTERVAL (SECONDS); NOT IMPLEMENTED

CB DIGITAL MON/CON 0 ABORT ACTION OF ACTIVE HEAD

CC DIGITAL MON/CON 0 HEAD MOTION PRIMITIVE: SPEED (0|1 = SLOW | FAST)

1 HEAD MOTION PRIMITIVE- DIRECTION (0|1 = IN | OUT)

CD DIGITAL MON/CON 0-15 DELAY (UNITS OF 40 uSEC)

CE DIGITAL MON/CON MEASURE ACTIVE HEAD POSITION

D0 DIGITAL MON/CON 0-13 A/D BOARD: SELECT D/A CH. #0 IN mV (0-10000);(VACUUM MOTOR)

D1 DIGITAL MON/CON 0-13 A/D BOARD: SELECT D/A CH. #1 IN mV (0-10000);(NOT PRESENTLY USED)

D2 DIGITAL MON/CON 0-13 A/D BOARD: SELECT D/A CH. #2 IN mV (0-10000);(NOT PRESENTLY USED)

D3 DIGITAL MON/CON 0-13 A/D BOARD: SELECT D/A CH. #3 IN mV (0-10000);(WRITE VOLTAGE)

REL. ADD. ANALOG/ ACCESS DESCRIPTION(VOLTAGE=COUNTS/3276.8) MULT. UNITS RANGE COMMENTS

#(HEX) DIGITAL MON/CON BIT POS. FUNCTION VALUE MEANING

--------- --------- --------- --------- --------- --------- --------- --------- --------- --------- ------- --------

E0 DIGITAL MON/CON 0-7 VME BOARDS: SET ADDRESS FOR RAM/ROM READ/WRITE (BITS 23-16)

E1 DIGITAL MON/CON 0-15 VME BOARDS: SET ADDRESS FOR RAM/ROM READ/WRITE (BITS 15-0)

E2 DIGITAL MON/CON VME BOARDS: OVERWRITE PARAMETER VALUE IN RAM

E3 DIGITAL MON/CON VME BOARDS: OR MASK INTO RAM LOCATION

E4 DIGITAL MON/CON VME BOARDS: AND MASK INTO RAM LOCATION