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fix Wire.begin for esp32 

esp32 Wire.begin has been overloaded such that if the first parameter is a uint8_t, it keys as a slave device.  So, cast the pin to be int.  I do not have a esp8266 around to test, so would recommend checking that it doesn't affect them.
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lbernstone 2021-10-24 18:32:15 -06:00 committed by GitHub
parent 1e9a6303be
commit eabc36fc61
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cppsrc/U8x8lib.cpp
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@ -1319,7 +1319,7 @@ extern "C" uint8_t u8x8_byte_arduino_hw_i2c(U8X8_UNUSED u8x8_t *u8x8, U8X8_UNUSE
if ( u8x8->pins[U8X8_PIN_I2C_CLOCK] != U8X8_PIN_NONE && u8x8->pins[U8X8_PIN_I2C_DATA] != U8X8_PIN_NONE )
{
// second argument for the wire lib is the clock pin. In u8g2, the first argument of the clock pin in the clock/data pair
Wire.begin(u8x8->pins[U8X8_PIN_I2C_DATA] , u8x8->pins[U8X8_PIN_I2C_CLOCK]);
Wire.begin((int)u8x8->pins[U8X8_PIN_I2C_DATA] , u8x8->pins[U8X8_PIN_I2C_CLOCK]);
}
else
{