 This is the first prototype of STEP.IR. It works but needs some tweaks. Rev 2.1 will add an HCT14 buffer on P3.5 (the INTOW on TINI and also the IrDA 16X clock).  Here is a close-up of the HP HSDL-3610-007 IrDA transceiver (U5) and the HSDL-7000 encoder/decoder (U11). |