--- a/sdkconfig Sat Nov 23 19:10:05 2019 +0100 +++ b/sdkconfig Sat Nov 23 21:43:14 2019 +0100 @@ -83,7 +83,7 @@ CONFIG_I2C_MASTER_SCL=22 CONFIG_I2C_MASTER_SDA=21 CONFIG_I2C_MASTER_PORT_NUM=0 -CONFIG_I2C_MASTER_FREQUENCY=100000 +CONFIG_I2C_MASTER_FREQUENCY=400000 CONFIG_ROT_ENC_A_GPIO=26 CONFIG_ROT_ENC_B_GPIO=27 CONFIG_ROT_ENC_SW_GPIO=14