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TRAFFIC PACKETS of COHASSET GRASS VALLEY SWITCHER
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THE COMMAND PACKET
! 41 M M B A ! 
crc Execute CH01 SWITCH
! 41 M M B B ! crc Execute CH02 SWITCH
! 41 M M B C ! crc Execute CH03 SWITCH
! 41 M M B D ! crc Execute CH04 SWITCH
! 41 M M B E ! crc Execute CH05 SWITCH
! 41 M M B F ! crc Execute CH06 SWITCH
! 41 M M B G ! crc Execute CH07 SWITCH
! 41 M M B H ! crc Execute CH08 SWITCH
! 41 M M B I ! crc Execute CH09 SWITCH
! 41 M M B J ! crc Execute CH10 SWITCH
! 41 U D ! crc SOFT Execute DISABLE AUTO functions
! 41 U I ! crc SOFT Execute ENABLE AUTO functions
THE ANALOG PACKET
? 41 A ? K C QUERY ANALOG values
¿ 41 A
08 GVG CHANNEL NO (analog) byte08
09 (analog) byte09
10 (analog) byte10
11 (analog) byte11
12 TIME STAMP HOURS byte12
13 TIME STAMP MINUTES byte13
14 TIME STAMP SECONDS byte14
15 TIME STAMP CENTISECS byte15
16 (analog) byte16
17 ALARM LOWS (bit mapped 0123-5--) byte17
17-ALARMLO.0 CH01
17-ALARMLO.1 CH02
17-ALARMLO.2 CH03
17-ALARMLO.3 CH04
17-ALARMLO.4 CH05
17-ALARMLO.5 CH06
17-ALARMLO.6 CH07
17-ALARMLO.7 CH08
18 ALARM HIGHS (bit mapped 0123-5--) byte18
18-ALARMHI.0 CH09
18-ALARMHI.1 CH10
18-ALARMHI.2
18-ALARMHI.3
18-ALARMHI.4
18-ALARMHI.5
18-ALARMHI.6=soft
18-ALARMHI.7=soft (dig=1)
19 EMPTY
20 CRK
21 CRC
THE STATUS PACKET
? 41 S ? CRK CRC REQUEST of or QUERRY Status
? 41 =
? CRK CRC REQUEST EQUATE Status
¿ 41 S REAPLY of Status
= 41 S
EQUATE of Status
BYTE 08 STATUS OPERATIONS STAToper
08-INDI.0=soft ENABLED AUTOMATICS (=1)
08-INDI.1=soft (=1)
08-INDI.2=soft (=1)
08-INDI.3=soft
08-INDI.4=soft
08-INDI.5=soft
08-INDI.6=soft
08-INDI.7=soft NEED TO TRANSMIT EQUATE (=1)
BYTE 09 MM STATmm
09-INDI.0=soft CH01 (=1)
09-INDI.1=soft CH02 (=1)
09-INDI.2=soft CH03 (=1)
09-INDI.3=soft CH04
09-INDI.4=soft CH05
09-INDI.5=soft CH06
09-INDI.6=soft CH07
09-INDI.7=soft CH08 (=1)
BYTE 10 STATUS DIGITAL IND STATnn
10-INDI.0= CH09 (=1)
10-INDI.1= CH10 (=1)
10-INDI.2= ILLEGLE (=1)
10-INDI.3= ILLEGLE (=1)
10-INDI.4= (=1)
10-INDI.5= (=1)
10-INDI.6= (=1)
10-INDI.7= (=1)
BYTE 11 INTERNAL HOUSE KEEPING STATus
11-STAT.0=RESET initial pwr on , WDT RESET
11-STAT.1=AC POWER has been ABSENT
11-STAT.2=AC POWER is ABSENT
11-STAT.3=ERROR COMMUNICATIONS Unknown packet, UNKNOWN
11-STAT.4=ERROR COMMUNICATIONS CRC or noise
11-STAT.5=WAIT communications too frequent. UNSTABLE
11-STAT.6=NO WISH WISH.0=ONN WISH.1=OFF
11-STAT.7=NOT VERIFIED , NOT ENABLED.1=DISABLED
12 TIME STAMP HOURS byte12
13 TIME STAMP MINUTES byte13
14 TIME STAMP SECONDS byte14
15 TIME STAMP CENTISECS byte15
16 CRK
17 CRC
? 41 = ? crc
THE VERIFY PACKET
? 41 A ? K C QUERY IDENTITIES
¿ U V
08 ME ID GROUP IDCGroup byte08
09 ME ID INDIVIDUAL IDMEself byte09
10 ME ID PRONOUN IDMEinfo byte10
11 byte11
12 TIME STAMP HOURS byte12
13 TIME STAMP MINUTES byte13
14 TIME STAMP SECONDS byte14
15 TIME STAMP CENTISECS byte15
16 STATUSes byte16
17 CRK
18 CRC
IDGR=030 (SELECTORS FORMAL GROUP)
IDME=41 (GRASS VAL SWITCHER FORMAL INDIVIDUAL)
PERS=41) (GRASS VAL SWITCHER PERSONALITY PRONOUN)
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