VIPA CPU 21 Series - Page 298

Chapter 10 Deployment CPU 21xSER-2 Manual VIPA CPU 21x
10-12 HB103E - Rev. 05/45
Depending on the selected protocol the following parameters must also be
specified in the DB:
for PROTOCOL_ASCII:
Data byte Type Designator Values Default
Transmit channel
8, 9 WORD BufAnz 1..n 1
10,11 WORD BufSize 16..1024 256
12, 13 WORD ZNA, time delay after job 0..n 500
Receive channel
14, 15 WORD BufAnz 1..n 1
16,17 WORD BufSize 16..1024 256
18, 19 WORD ZVZ, character delay time 2..n 200
for PROTOCOL_STXETX:
Data byte Type Designator Values Default
Transmit channel
8, 9 WORD BufAnz 1..n 1
10, 11 WORD BufSize 16..1024 256
12,13 WORD ZNA, time delay after job 0..n 0
Start code
14, 15 WORD Quantity 1, 2 1
16 BYTE Code 1 0..255 STX
17 BYTE Code 2 0..255 STX
End code
18, 19 WORD Quantity 1, 2 1
20 BYTE Code 1 0..255 ETX
21 BYTE Code 2 0..255 ETX
Receive channel
22, 23 WORD BufAnz 1..n 1
24, 25 WORD BufSize 16..1024 256
26, 27 WORD TMO, Timeout 2..n 200
Start code
28, 29 WORD Quantity 1, 2 1
30 BYTE Code 1 0..255 STX
31 BYTE Code 2 0..255 STX
End code
32, 33 WORD Quantity 1, 2 1
34 BYTE Code 1 0..255 ETX
35 BYTE Code 2 0..255 ETX
Additional
parameters
depending on the
protocol