Rockwell Automation 1746-BAS BASIC LANGUAGE User Manual
Page 143

Publication 1746-RM001A-US-P
Status Functions 11-13
IMPORTANT
Other port parameters, such as baud rate, number of stop bits,
and parity are selected using the MODE command before DF1 is
enabled. The modem handshaking selection made here overrides
the handshaking parameter of the MODE command until DF1
is disabled.
Table 11.2 DF1 Half-Duplex Operational Codes
Operational
Code
Corresponding Mode of Operation
Special Operational Code
(Same as 0 - 11 except EOT
is suppressed)
0
NHS, Disable DPD, BCC Error Checking
32
1
NHS, Enable DPD, BCC Error Checking
33
2
NHS, Disable DPD, CRC Error Checking
34
3
NHS, Enable DPD, CRC Error Checking
35
4
HDMwoCC, Disable DPD, BCC Error Checking
36
5
HDMwoCC, Enable DPD, BCC Error Checking
37
6
HDMwoCC, Disable DPD, CRC Error Checking
38
7
HDMwoCC, Enable DPD, CRC Error Checking
39
8
HDMwCC, Disable DPD, BCC Error Checking
40
9
HDMwCC, Enable DPD, BCC Error Checking
41
10
HDMwCC, Disable DPD, CRC Error Checking
42
11
HDMwCC, Enable DPD, CRC Error Checking
43
Table 11.3 DF1 Full-Duplex Operational Codes
Operational Code
Corresponding Mode of Operation
16
NHS, ER, Disable DPD, BCC Error Checking
17
NHS, ER, Enable DPD, BCC Error Checking
18
NHS, ER, Disable DPD, CRC Error Checking
19
NHS, ER, Enable DPD, CRC Error Checking
20
NHS, ADER, Disable DPD, BCC Error Checking
21
NHS, ADER, Enable DPD, BCC Error Checking
22
NHS, ADER, Disable DPD, CRC Error Checking
23
NHS, ADER, Enable DPD, CRC Error Checking
24
FDM, ER, Disable DPD, BCC Error Checking
25
FDM, ER, Enable DPD, BCC Error Checking
26
FDM, ER, Disable DPD, CRC Error Checking
27
FDM, ER, Enable DPD, CRC Error Checking
28
FDM, ADER, Disable DPD, BCC Error Checking
29
FDM, ADER, Enable DPD, BCC Error Checking
30
FDM, ADER, Disable DPD, CRC Error Checking
31
FDM, ADER, Enable DPD, CRC Error Checking