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esp32_Adafruit_BusIO
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This commit is contained in:
lady ada 2022-08-02 11:11:30 -04:00
parent fe6bb61052
commit 0e5b03fcfb
1 changed files with 2 additions and 1 deletions
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3
Adafruit_I2CDevice.cpp
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@ -261,7 +261,8 @@ uint8_t Adafruit_I2CDevice::address(void) { return _addr; }
* Not necessarily that the speed was achieved! * Not necessarily that the speed was achieved!
*/ */
bool Adafruit_I2CDevice::setSpeed(uint32_t desiredclk) { bool Adafruit_I2CDevice::setSpeed(uint32_t desiredclk) {
#if defined(__AVR_ATmega328__) || defined(__AVR_ATmega328P__) // fix arduino core set clock #if defined(__AVR_ATmega328__) || \
defined(__AVR_ATmega328P__) // fix arduino core set clock
// calculate TWBR correctly // calculate TWBR correctly
uint8_t prescaler = 1; uint8_t prescaler = 1;
uint32_t atwbr = ((F_CPU / desiredclk) - 16) / 2; uint32_t atwbr = ((F_CPU / desiredclk) - 16) / 2;