Rockwell Automation 1770, D17706.5.16 Ref Mnl DF1 Protocol Command User Manual
Page 179
10–8
Diagnostic Status Information
Publication 1770Ć6.5.16 - October 1996
Bytes
Description
Contents
Bits
9
0 - 4
Series and revision level of
interface module.
1770ĆKF2/A identifies itself as Series D"
in byte 9, bits 5 to 7. Series B 1770ĆKF2
0 = Revision A
1 = Revision B, etc.
5 - 7
y
,
identifies itself as Series E, and so on.
1771ĆKA identifies itself as a Series A.
1771ĆKA2 Series A identifies itself as a
Series B, and so on.
0 = Series A
1 = Series B, etc.
10121
0Ć7
Settings of the option switches on the
node interface module.
This byte is not used in replies by 1771ĆKC/KD or ĆKE/KF
modules.
For the other modules, the bits of this byte are defined as
follows.
1771ĆKA and 1771ĆKA2 modules
1771ĆKA2 status information is opposite of 1771ĆKA, as
noted.
0 - 1
0 = 57,600 bits per second baud rate for DH link (undefined
for 1771ĆKA2)
1 = Undefined
2 = Undefined
3 = Undefined (57,600 for 1771ĆKA2)
2
0 = All other PLCĆ2 Family processors (PLCĆ2 processor for
1771ĆKA2)
1 = PLCĆ2 processor (all other PLCĆ2 processors for
1771ĆKA2)
3
0 = Protected commands enabled (disabled for 1771ĆKA2)
1 = Protected commands disabled (enabled for 1771ĆKA2)
4
0 = Unprotected commands enabled (disabled for 1771ĆKA2)
1 = Unprotected commands disabled (enabled for 1771ĆKA2)
5
not used
6
0 = Physical writes enabled (disabled for 1771ĆKA2)
1 = Physical writes disabled (enabled for 1771ĆKA2)
7
0 = Transmission unprotected commands enabled (disabled
for 1771ĆKA2)
1 = Transmission unprotected commands disabled (enabled
for 1771ĆKA2)
1771ĆKG Module (Series A)
0
0 = FullĆduplex protocol; 1 = HalfĆduplex protocol
1
0 = Physical writes disabled; 1 = Physical writes enabled
2
0 = Unprotected commands disabled; 1 = Unprotected
commands enabled
3
0 = Embedded responses disabled; 1 = Embedded
responses enabled
4
0 = No parity; 1 = Even parity
5 - 7
Asynchronous link baud rate
0 = 110 bps
1 = 300 bps
2 = 600 bps
3 = 1200 bps
4 = 2400 bps
5 = 4800 bps
6 = 9600 bps
7 = 19200 bps