diff -r 46e2c385e9de -r c3fcc599a119 main/u8g2_esp32_hal.c
--- a/main/u8g2_esp32_hal.c	Sat Nov 23 22:31:49 2019 +0100
+++ b/main/u8g2_esp32_hal.c	Sun Nov 24 11:34:36 2019 +0100
@@ -10,7 +10,7 @@
 #include "u8g2_esp32_hal.h"
 
 static const char *TAG = "u8g2_hal";
-static const unsigned int I2C_TIMEOUT_MS = 1000;
+static const unsigned int I2C_TIMEOUT_MS = 5000;
 
 static spi_device_handle_t handle_spi;      // SPI handle.
 static i2c_cmd_handle_t    handle_i2c;      // I2C handle.