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- Sun Jul 29, 2018 9:52 am
- Forum: ESP32 Arduino
- Topic: ESP32 RS485driver hardwareserial ModbusMaster
- Replies: 23
- Views: 49627
Re: ESP32 RS485driver hardwareserial ModbusMaster
iam using atmega328p as my slave device and esp32 as master device.i wanted to send data from atmega328p to esp32 but in response it is showing invalid slave id and few times it is showing response timeout. but when i have connected atmega328p it was working fine without your changes in library. tho...