diff -r e2a43e7c4035 -r 358bbd5b608e main/u8g2_esp32_hal.c
--- a/main/u8g2_esp32_hal.c	Sat Nov 23 19:10:05 2019 +0100
+++ b/main/u8g2_esp32_hal.c	Sat Nov 23 21:43:14 2019 +0100
@@ -117,17 +117,14 @@
 
 		    i2c_config_t conf;
 		    conf.mode = I2C_MODE_MASTER;
-			ESP_LOGI(TAG, "sda_io_num %d", u8g2_esp32_hal.sda);
 		    conf.sda_io_num = u8g2_esp32_hal.sda;
 		    conf.sda_pullup_en = GPIO_PULLUP_ENABLE;
-			ESP_LOGI(TAG, "scl_io_num %d", u8g2_esp32_hal.scl);
 		    conf.scl_io_num = u8g2_esp32_hal.scl;
 		    conf.scl_pullup_en = GPIO_PULLUP_ENABLE;
-			ESP_LOGI(TAG, "clk_speed %d", I2C_MASTER_FREQ_HZ);
 		    conf.master.clk_speed = I2C_MASTER_FREQ_HZ;
-			ESP_LOGI(TAG, "i2c_param_config %d", conf.mode);
 		    ESP_ERROR_CHECK(i2c_param_config(I2C_MASTER_NUM, &conf));
-			ESP_LOGI(TAG, "i2c_driver_install %d", I2C_MASTER_NUM);
+		    ESP_LOGI(TAG, "I2C gpio_sda: %d gpio_scl: %d clk_speed: %d master_num: %d",
+			u8g2_esp32_hal.sda, u8g2_esp32_hal.scl, I2C_MASTER_FREQ_HZ, I2C_MASTER_NUM);
 		    ESP_ERROR_CHECK(i2c_driver_install(I2C_MASTER_NUM, conf.mode, I2C_MASTER_RX_BUF_DISABLE, I2C_MASTER_TX_BUF_DISABLE, 0));
 			break;
 		}