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by KJ7NLL
Wed Feb 07, 2024 4:25 am
Forum: ESP-IDF
Topic: Why does i2c_master_transmit_receive return ESP_OK when the device is unplugged?
Replies: 1
Views: 676

Why does i2c_master_transmit_receive return ESP_OK when the device is unplugged?

Hello, We are new to ESP32 and are just getting started. We have an ESP32-C6-DevKiC-1-N8 and I'm doing a simple i2c test. I can successfully read from an I2C device (its an RTC clock) and it works. However, if the device is disconnected from the bus, the `i2c_master_transmit_receive()` function alwa...