Using module com RS232 to TTL to read the signal from RS232 device DP9 cable by Raspberry Pi & Node RED. #raspberrypi #nodered #rs232 Go to this web site to download the node RED flow at the end of web: https://thamdonuocngam.com/sonar-sieu-am-duoi-nuoc/
Using module com RS232 to TTL to read the signal from RS232 device DP9 cable by Raspberry Pi & Node RED. #raspberrypi #nodered #rs232 Go to this web site to download the node RED flow at the end of web: https://thamdonuocngam.com/sonar-sieu-am-duoi-nuoc/