15. Communication Protocol
Request OK
Node
Function Byte Count
ID
Register
Value
0x01
0x01
0x01
0x01
- The status of BRAKE is High.
Response not OK
CRC Hi CRC Lo
0x90
0x48
Node ID
0x01
Error Code
0x81
Exception Code
0x01 ~ 0x04
CRC Hi
-
CRC Lo
-
(2) Read Discrete Inputs (0x02)
Reads the values of sinlge bit and continuous bit block
Request
Function code
Starting Address
Quantity of Registers
Request OK
Function code
Starting Address
Quantity of Registers
Response not OK
Error code
Exception code
1Byte
2Byte
2Bytes
1Byte
1Byte
N* x 1 Bytes
1Byte
1Byte
0x02
0x0000 to 0xFFFF
1 to 2000 (0x7D0)
0x02
N*
*N = Quantity of Inputs/8
0x82
0x01 ~ 0x04
Command code : Read Discrete Inputs can read status of contacts of drive status input and output1,2
The corresponding address of drive status input and output 1,2 are as below.
Drive status input 1, 2 communication address
15-7
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