*/
bool pcf8574_put(Pcf8574 *pcf, uint8_t data)
{
- return i2c_start_w(PCF8574ID | ((pcf->addr << 1) & 0xF7)) && i2c_put(data) && i2c_stop();
+ bool res = i2c_start_w(PCF8574ID | ((pcf->addr << 1) & 0xF7)) && i2c_put(data);
+ i2c_stop();
+ return res;
}
/**