Function modI2CActivate

modules/pins/i2c/esp/modI2C.c:61–81

}

void modI2CActivate(modI2CConfiguration config)
{
	if ((gI2CConfig.sda == config->sda) && (gI2CConfig.scl == config->scl) && (gI2CConfig.hz == config->hz) && gI2CConfig.timeout == config->timeout)
		return;

	gI2CConfig = *config;

#if defined(MODDEF_I2C_SDA_PIN) && defined(MODDEF_I2C_SCL_PIN)
	twi_init((-1 == config->sda) ? MODDEF_I2C_SDA_PIN : config->sda, (-1 == config->scl) ? MODDEF_I2C_SCL_PIN : config->scl);
#else
	if ((-1 == config->sda) || (-1 == config->scl)) {
		modLog("invalid sda/scl");
		return;
	}
	twi_init(config->sda, config->scl);
#endif
	if (config->hz)
		twi_setClock(config->hz);
	if (config->timeout)
		twi_setClockStretchLimit(config->timeout);
}