Nice pix Thanks On Wed, Feb 1, 2012 at 8:50 PM, Elio Corbolante <elio...@gmail.com> wrote:
> The 15 pin connector (near crystal oscillator) is used for JTAG programming > the XC8572XL (XC) and the PSD813F1V (PSD). > According to my analysis the pinout is the following: > > 1) Vcc/+5V - goes to pin 5 of MAX882 voltage regulator: its 3.3V output > powers XC and PSD > 2) Ground (GND) > 3) PSD pin PC6 (JTAG-TDO) > 4) PSD pin PC5 (JTAG-TDI) > 5) PSD pin PC4 (JTAG-/TERR) [on datasheet erroneously shown connected to > Vcc] > 6) PSD pin PC3 (JTAG-/TSTAT) > 7) PSD pin PC1 (JTAG-TCK) > 8) PSD pin PC0 (JTAG-TMS) > 9) no known connection > 10) no known connection > 11) XC pin 30 (JTAG-TCK) > 12) XC pin 28 (JTAG-TDI) > 13) XC pin 53 (JTAG-TDO) > 14) XC pin 29 (JTAG-TMS) > 15) no known connection > > I think the +5V on pin 1 should be enough to program the two chips without > requiring any power on the DB9 connector. > > My MQP Pin-Master 48 programmer SHOULD be able (via JTAG) to read the > FLASH/EEPROM contents of the PSD813F1V: during the weekend I will try to > dump the firmware of the FE-5680A. > If the PSD chip is JTAG read protected I will have to desolder it and try > to read its contents directly accessing Address/Data lines. > > at the following address you will find a (rather big) annotated picture > regarding the connector pinout: > <http://www.rhodiatoce.com/pics/time-nuts/FE-5680A_annotated.jpg> > http://www.rhodiatoce.com/pics/time-nuts/FE-5680A_annotated.jpg > > _ Elio Corbolante. > _______________________________________________ > time-nuts mailing list -- time-nuts@febo.com > To unsubscribe, go to > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. > _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.