Longtec TR700 - Page 34

TR700 Instruction Manual
30
Address 01-63 Address 01-63
Function code 21 Function code 21
Length of data 0 Length of data 4
Checking Accumulati
on Distribution of input 2 Distribution of input 1
Distribution of input 4 Distribution of input 3
Distribution of output 2 Distribution of output 1
Distribution of output 4 Distribution of output 3
Checking Accumulati
on
The meanings of the parameters are referred to Table 5-1.
6.4.3.3.12. Read the Parameters of Serial Port 1
Request：Master Response：Slaver
Domain name Data（hex
）
Domain name Data（hex）
Beginning code 7E Beginning code 7E
Address 01-63 Address 01-63
Function code
22
Function code
22
Length of data
0
Length of data
4
Checking Accumulat
ion Baud rate Communication address
Data bit Parity bit
Communication
rate Communication mode
Communication protocol
Checking accumulation
The meanings of the parameters are referred to Table 6-2.
6.4.3.3.13. Read the Parameters of Serial Port 2
Request：Master Response：Slaver
Domain name Data（hex） Domain name Data（hex）
Beginning code
7E
Beginning code
7E
Address 01-63 Address 01-63
Function code 23 Function code 23
Length of data 0 Length of data 4