INTELLIGENT CONTROL IOTRouter ZHC4013, Инструкция по применению

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ZHC4013_Application Guidance
Chengdu Zongheng Intelligent Control Technology Co., Ltd. 5 / 17
3. Product features
3.1. Serial RS485
3.1.1. Basic parameters
project Attributes parameter
Baud rate Serial port rate 1200~921600bit/s
Stop bit Stop bit 1/1.5/2
Data bit Data bit 8/7
Check Digit Check Digit None/even parity/odd parity
3.1.2. Features
ZHC4013 supports serial port timing to send heartbeat.
Serial port heartbeat application example:
Write the serial port heartbeat.
effect
project Attributes parameter
cycle
Time interval from the last serial port
heartbeat
0~65535 s
length Serial port heartbeat packet length 0~16
content Hex format data
Example: Read the address code as 0x554 analog inputs
55 04 00 00 00 04 FC 1D