EP33D232D431D030NC29OSCO28OSCI27TEST26NC25AGND24NC23RXF#22TXE#21GND20VCC19RESET#18GND173V3OUT16USBDM15USBDP14NC13NC12WR11RD#10PWREN#9D38D67D56NC5GND4D73D12VCCIO1