DigitalInfinity/ESP32-PaxCounter
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main.cpp: reduced i2c display speed (test)

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This commit is contained in:
Klaus K Wilting 2018-04-04 23:29:03 +02:00
parent c71ff050cf
commit ba76646f21
1 changed files with 2 additions and 1 deletions
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src/main.cpp
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@ -357,7 +357,8 @@ void DisplayKey(const uint8_t * key, uint8_t len, bool lsb) {
void init_display(const char *Productname, const char *Version) { void init_display(const char *Productname, const char *Version) {
u8x8.begin(); u8x8.begin();
u8x8.setFont(u8x8_font_chroma48medium8_r); u8x8.setFont(u8x8_font_chroma48medium8_r);
#ifdef HAS_DISPLAY #ifdef HAS_DISPLAY
Wire.setClock(100000); // experimental: reduce I2C bus speed to avoid display errors (must be done after begin)
uint8_t buf[32]; uint8_t buf[32];
u8x8.clear(); u8x8.clear();
u8x8.setFlipMode(0); u8x8.setFlipMode(0);