Code: Select all
ESP_ERROR_CHECK(i2c_master_cmd_begin(I2C_MASTER_NUM, handle_i2c, pdMS_TO_TICKS(I2C_TIMEOUT_MS)));
Code: Select all
ESP_ERROR_CHECK(i2c_master_cmd_begin(I2C_MASTER_NUM, handle_i2c, pdMS_TO_TICKS(I2C_TIMEOUT_MS)));
With I2C it's actually really simple: You prepare a minimal I2C tranasction of START, slave address, STOP.; read or write doesn't really matter much.
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