SM-Applications Modules & Motion Processors User Guide 31
Issue Number: 4
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Introduction Installation
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Quick
Reference
Index
Defines the mode of operation (or protocol) for the on-board EIA-RS485 port. For details
of these modes, refer to Table 5-1 Serial modes - Pr 81.06 .
Pr 81.06 EIA-RS485 Mode
Access RW Range 0 to 255
Default 1 Update Rate Initialization
Table 5-1 Serial modes - Pr 81.06
Mode Description
1
4-wire CT-ANSI Slave
The port is set to 1 start bit, 7 data bits, even parity and 1 stop bit.
2 Reserved
3 Reserved
4 Reserved
5
2-wire CT-ANSI Slave
The port is set to 1 start bit, 7 data bits, even parity and 1 stop bit.
6 User mode. 1 start bit, 7 data bits, EVEN parity, 1 stop bit (10 bits total)
7 User mode. 1 start bit, 8 data bits, EVEN parity, 1 stop bit (11 bits total)
8 User mode. 1 start bit, 8 data bits, NO parity, 1 stop bit (10 bits total)
9 Reserved
10 Reserved
11 Reserved
12 Reserved
13,43,73
4-wire Modbus RTU slave
The EIA-RS485 port is set for:
Mode 13: 1 start bit, 8 data bits, NO parity, 2 stop bits.
Mode 43: 1 start bit, 8 data bits, EVEN parity, 1 stop bit.
Mode 73: 1 start bit, 8 data bits, ODD parity, 1 stop bit.
14, 44, 74
4-wire Modbus ASCII slave
The EIA-RS485 is set for:
Mode 14: 1 start bit, 7 data bits, NO parity, 2 stop bits
Mode 44: 1 start bit, 7 data bits, EVEN parity, 1 stop bit
Mode 74: 1 start bit, 7 data bits, ODD parity, 1 stop bit
15, 45, 75
2-wire Modbus RTU slave
The EIA-RS485 port is set for:
Mode 15: 1 start bit, 8 data bits, NO parity, 2 stop bits.
Mode 45: 1 start bit, 8 data bits, EVEN parity, 1 stop bit.
Mode 75: 1 start bit, 8 data bits, ODD parity, 1 stop bit.
16, 46, 76
2-wire Modbus ASCII slave
The EIA-RS485 is set for:
Mode 16: 1 start bit, 7 data bits, NO parity, 2 stop bits
Mode 46: 1 start bit, 7 data bits, EVEN parity, 1 stop bit
Mode 76: 1 start bit, 7 data bits, ODD parity, 1 stop bit
17, 47, 77
4-wire Modbus RTU master
The EIA-RS485 port is set for:
Mode 17: 1 start bit, 8 data bits, NO parity, 2 stop bits.
Mode 47: 1 start bit, 8 data bits, EVEN parity, 1 stop bit.
Mode 77: 1 start bit, 8 data bits, ODD parity, 1 stop bit.
18, 48, 78
4-wire Modbus ASCII master
The EIA-RS485 is set for:
Mode 18: 1 start bit, 7 data bits, NO parity, 2 stop bits
Mode 48: 1 start bit, 7 data bits, EVEN parity, 1 stop bit
Mode 78: 1 start bit, 7 data bits, ODD parity, 1 stop bit
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