12-29-2024, 12:10 AM
here is Arduino demo source code for KC868-A16 PCF8574 digital input and digital output:
https://www.kincony.com/forum/showthread.php?tid=1620
https://www.kincony.com/forum/showthread.php?tid=1619
if you test with our code, if work well ,that means hardware no problem, need check your software code.
You can also download KCS firmware, enable RS485 modbus, have a test.
https://www.kincony.com/forum/showthread.php?tid=1620
https://www.kincony.com/forum/showthread.php?tid=1619
if you test with our code, if work well ,that means hardware no problem, need check your software code.
You can also download KCS firmware, enable RS485 modbus, have a test.