Mach Power AC-ATRI-018, User Manual

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12
Attachment II
Communication protocol of electric tripod turnstile
1. Hardware protocol
Communication signal: RS485
Communication baud rate: 9600bps
Start and end from one bit
Data bits: 8 bits
Parity check bit: No
2. Frame Agreement
1. The frame format of upper computer: Synchronization code + equipment ad-
dress + command code +check code
Synchronization code: Receiving and sending message in hex 235 ( decimal sy-
stem)
Equipment address: Sending and receiving message in hex
Range of equipment address: 0-255( decimal system)
Command code/Data
1
Left-open order 40H 00H
2 Right-open order 41H 00H
3 Pole dropping order 42H 00H
4 Pole arising order 43H 00H
5 Standby 43H 00H
6 Standby 43H 00H
7 Ban on transit 4Ah 00H
8
Order of transit recovery 4BH 00H
Check code
: (Synchronization code) XOR(Equipment address) XOR( Order)
e.g.: Equipment address: 1 interval order
Left-open order EB 01 40 00 AA
Right-open order EB 01 41 00 AB
Pole dropping order EB 01 42 00 AB
Pole arising order EB 01 43 00 AB