# HG changeset patch # User Michiel Broek # Date 1574371167 -3600 # Node ID 090b9d36b7a1fdd3b28ba42fcb1f8176c0c466f1 # Parent 495b7eafbf5a98df66094336f5fac7a36aa9e808 I2C busspeed from 50 KHz to 400 KHz. diff -r 495b7eafbf5a -r 090b9d36b7a1 main/u8g2_esp32_hal.h --- a/main/u8g2_esp32_hal.h Sun Nov 17 12:58:39 2019 +0100 +++ b/main/u8g2_esp32_hal.h Thu Nov 21 22:19:27 2019 +0100 @@ -17,7 +17,7 @@ #define I2C_MASTER_NUM I2C_NUM_1 ///< I2C port number for master dev #define I2C_MASTER_TX_BUF_DISABLE 0 ///< I2C master do not need buffer #define I2C_MASTER_RX_BUF_DISABLE 0 ///< I2C master do not need buffer -#define I2C_MASTER_FREQ_HZ 50000 ///< I2C master clock frequency +#define I2C_MASTER_FREQ_HZ 400000 ///< I2C master clock frequency (original 50000) #define ACK_CHECK_EN 0x1 ///< I2C master will check ack from slave #define ACK_CHECK_DIS 0x0 ///< I2C master will not check ack from slave