Function twi_Finish

Sming/Libraries/I2Cdev/I2Cdev.cpp:1002–1010

    static void (*fNextInterruptFunction)(void) = 0;

    void twi_Finish(byte bRetVal) {
        if (ptwv) {
            free(ptwv);
            ptwv = 0;
        }
        twi_Done = 0xFF;
        twi_Return_Value = bRetVal;
        fNextInterruptFunction = 0;
    }
    
    uint8_t twii_WaitForDone(uint16_t timeout) {
        uint32_t endMillis = millis() + timeout;