/*    LPC  Low pin count demo board

 PICKit2   programming header, UART tool, Logic Analyser, Logic I/O
 ICSP programing   UART Tool       Logic Analyser Logic I/O
 > 1 VPP           > 1             > 1            > 1 (Pin1 O RA3)
   2 VDD Target      2 VDD Target    2 VDD          2 VDD
   3 VSS Ground      3 VSS Ground    3 GND          3 GND
   4 ICSPDAT         4 RX (PK2 In )  4 (CH1 RA0)    4 (Pin4 IO RA0)
   5 ICSPCLK         5 TX (PK2 Out)  5 (CH2 RA1)    5 (Pin5 IO RA1)
   6 AUX             6 AUX           6 CH3 RA4      6  Pin6 IO RA4

                                                       J1
             _____________  _____________            1 RA5-free
            |             \/             |           2 RA4-AUX-free
      +5V---|Vdd        16F690        Vss|---Gnd     3 RA3
         ---|RA5            RA0/AN0/(PGD)|---PGD/RP1 4 RC5-free
   ---(AUX)-|RA4/AN3            RA1/(PGC)|---PGC     5 RC4-free
  Vpp/SW1->-|RA3/!MCLR/(Vpp)  RA2/AN2/INT|---        6 RC3
         ---|RC5/CCP                  RC0|->-DS1     7 RA0
         ---|RC4                      RC1|->-DS2     8 RA1
      DS4-<-|RC3/AN7                  RC2|->-DS3     9 RA2-free
            |RC6/AN8             AN10/RB4|          10 RC0
            |RC7/AN9               RB5/Rx|          11 RC1
            |RB7/Tx                   RB6|          12 RC2
            |____________________________|          13 +5V
                                                    14 GND
*/