Method write

Sming/Libraries/I2Cdev/I2Cdev.cpp:809–818

    }

    byte Fastwire::write(byte value) {
        byte twst;
        //Serial.println(value, HEX);
        TWDR = value; // send data
        TWCR = (1 << TWINT) | (1 << TWEN);
        if (!waitInt()) return 1;
        twst = TWSR & 0xF8;
        if (twst != TW_MT_DATA_ACK) return 2;
        return 0;
    }

    byte Fastwire::readBuf(byte device, byte address, byte *data, byte num) {
        byte twst, retry;