Hi! I wonder how I could do a single write and read on holding registers. If I use PiCtory Modbus Master Setup and define a register the read is done all the time. Looks like it is done every second due to config in extended data setup. I have a device where I need to write flash values via modbus, ...

Hi, I configured a small modbus test reading a holding register called Geraeteklasse with a modbus master. It looks like the read is done correctly on modbus level but piTest shows the wrong value. Setup: config.jpg Extended Config looks like: extended.jpg Modbus log on the slave side: >12:23:29: RX...

Thanks Nicolai! probably because the dhcp server was not ready when the interface was connected You are right this was the case, I first connected the network cable and started the dhcp server on the windows machine afterwards. I did sudo dhclient eth1 on the revpi afterwards -> ifconfig did not sho...

Hi Nicolai nmcli pi@RevPi106990:~ $ nmcli eth1: connected to Link-local eth1 (fallback) "Microchip LAN7800" ethernet (lan78xx), C8:3E:A7:10:D8:F9, hw, mtu 1500 ip4 default inet4 192.168.1.1/24 inet4 169.254.228.33/16 route4 224.0.0.0/4 route4 169.254.0.0/16 route4 192.168.1.0/24 route4 0.0...

Hi! I am using a RevPi Connect 4 with 2 network ports each connected to a DHCP server. This is my test setup for tests with a modbus connection. eth0 is running since several days. IP 10.0.0.48 eth1 I connected today to a network port on a Windows machine where I run a DHCP server. I use this server...