Help with WeMos D1 Mini and NodeMCU in ModbusRTU RS485

Projects Networking, Protocols, and Devices
4

HollowLord:
However, it's still don't work, i try to connect it without the RS485 (direct Tx-Rx between Master Slave) and it work, but when I try to use RS485 it won't read the register.

then it is a wiring problem. terminators?