NEC RS-232C - Manual (Page 3)

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2 nd byte) Reserved: Reserved for future extensions.
On this monitor, it must be ASCII '0'(30h).
3 rd byte) Destination: Destination equipment ID. (Receiver)
Specify a commands receiver ’s address.
The controller sets the “MONITOR ID” or “GROUP ID” of the monitor controlled in here.
On the reply, the monitor sets ‘0’ (30h), always.
“MONITOR ID”, “GROUP ID” to “Destination Address” conversion table is as follows,
Monitor
ID Destination
Address Monitor
ID Destination
Address Monitor
ID Destination
Address Monitor
ID Destination
Address
1 41h( ‘A’) 26 5Ah( ‘Z’) 51 73h 76 8Ch
2 42h( ‘B’) 27 5Bh 52 74h 77 8Dh
3 43h( ‘C’) 28 5Ch 53 75h 78 8Eh
4 44h( ‘D’) 29 5Dh 54 76h 79 8Fh
5 45h( ‘E’) 30 5Eh 55 77h 80 90h
6 46h( ‘F’) 31 5Fh 56 78h 81 91h
7 47h( ‘G’) 32 60h 57 79h 82 92h
8 48h( ‘H’) 33 61h 58 7Ah 83 93h
9 49h( ‘I’) 34 62h 59 7Bh 84 94h
10 4Ah( ‘J’) 35 63h 60 7Ch 85 95h
11 4Bh( ‘K’) 36 64h 61 7Dh 86 96h
12 4Ch( ‘L’) 37 65h 62 7Eh 87 97h
13 4Dh( ‘M’) 38 66h 63 7Fh 88 98h
14 4Eh( ‘N’) 39 67h 64 80h 89 99h
15 4Fh( ‘O’) 40 68h 65 81h 90 9Ah
16 50h( ‘P’) 41 69h 66 82h 91 9Bh
17 51h( ‘Q’) 42 6Ah 67 83h 92 9Ch
18 52h( ‘R’) 43 6Bh 68 84h 93 9Dh
19 53h( ‘S’) 44 6Ch 69 85h 94 9Eh
20 54h( ‘T’) 45 6Dh 70 86h 95 9Fh
21 55h( ‘U’) 46 6Eh 71 87h 96 A0h
22 56h( ‘V’) 47 6Fh 72 88h 97 A1h
23 57h( ‘W’) 48 70h 73 89h 98 A2h
24 58h( ‘X’) 49 71h 74 8Ah 99 A3h
25 59h( ‘Y’) 50 72h 75 8Bh 100 A4h
ALL 2Ah( ‘*’)
Group
ID Destination
Address Group
ID Destination
Address Group
ID Destination
Address Group
ID Destination
Address
A 31h( ‘1’) D 34h( ‘4’) G 37h( ‘7’) J 3Ah( ‘:’)
B 32h( ‘2’) E 35h( ‘5’) H 38h( ‘8’)
C 33h( ‘3’) F 36h( ‘6’) I 39h( ‘9’)
Ex.) If you want to control a monitor that has the "ID No." as '1', specify a destination address
'A'(41h). If you want to control all of the monitors which are connected by a daisy chain, specify
a destination address ‘ ’(2Ah).
4
th
byte) Source: Source equipment ID. (Sender)
Specify a sender address.
The controller must be ‘0’ (30h).
On the reply, the monitor sets the own MONITOR ID in here.