Rockwell Automation 1770-HT8 SMART TRANSMITTER - Manual (Page 89)

Communicating with the Smart
Transmitter Interface
Chapter 4
Communicating with the Smart Transmitter
Interface
4-24
Table 4.I
Response to Read Module Status and Statistics
Byte Description
1 Smart Transmitter Interface Status
Bits 0,1 Ć Smart Transmitter Interface Mode
00 = Poll and Response Mode
01 = Burst Monitor Mode
10 Ć Reserved
11 = Reserved
Bit 2 Ć RAM Test
0 = passed
1 = failed
Bit 3 Ć ROM Test
0 = passed
1 = failed
Bits 4Ć7 Ć Reserved
2 Reserved
3, 4, 5, 6 Device communication status with 1 bit per channel
0 = last attempt to poll field device was successful
1 = last attempt to poll field device including retries failed
Byte 3 Ć Bit #7 = Channel 32 ... Bit #0 = Channel 25
Byte 4 Ć Bit #7 = Channel 24 ... Bit #0 = Channel 17
Byte 5 Ć Bit #7 = Channel 16 ... Bit #0 = Channel 9
Byte 6 Ć Bit #7 = Channel 8 ... Bit #0 = Channel 1
7, 8, 9, 10 Channel in Burst Monitor Mode scan list with 1 bit per channel
0 = channel not in scan list
1 = channel in scan list
Byte 7 Ć Bit #7 = Channel 32 ... Bit #0 = Channel 25
Byte 8 Ć Bit #7 = Channel 24 ... Bit #0 = Channel 17
Byte 9 Ć Bit #7 = Channel 16 ... Bit #0 = Channel 9
Byte 10 Ć Bit #7 = Channel 8 ... Bit #0 = Channel 1
11, 12 Number of BTW requests received on RIO link
Byte 11 Ć low byte
Byte 12 Ć high byte
13, 14 Number of BTW data blocks received from programmable controller
Byte 13 Ć low byte
Byte 14 Ć high byte
15, 16 Number of BTW data blocks received via passĆthrough of programmable controller
Byte 15 Ć low byte
Byte 16 Ć high byte
17 Ć 42 Reserved