I try connect thru ISP with usb to rs232 cable(PL2303),pins rx,tx,rts and dtr but receive error "failed to autobaud-step1".Changed various baud rates but same.Need some help what exactly pins must be connected from LPC1343FHN33 to be progammed ISP?Vcc and vss are o.k. ,3.3 volt.Try programming on board.