prt purpose connector -------------------------------------------------------------------------------- 01 LCDCAP 02 pe0 rxd/pcint0 J406 03 pe1 txd/pcint1 J406 04 pe2 xck/ain0/pcint2 nav switch 05 pe3 ain1/pcint3 nav switch 06 pe4 usck/scl/pcint4 j405 07 pe5 d1/sda/pcint5 j405 08 pe6 d0/pcint6 j405 09 pe7 clk0/pcint7 10 pb0 ss/pcint8 j400 flash 11 pb1 sck/pcint8 j400 flash j403-x-ISP 12 pb2 mosi/pcint9 j400 flash j403-x-ISP 13 pb3 miso/pcint10 j400 flash j403-x-ISP 14 pb4 oc0a/pcint12 j400 nav switch 15 pb5 oc1a/pcint13 j400 piezo 16 pb6 oc1b/pcint14 j400 nav switch ------------------------------------------------------------------------------- 17 pb7 oca2/pcint15 j400 nav switch 18 pg3 t1/seg24 19 pg4 t0/seg23 20 reset 21 vcc 22 gnd 23 tosc2/xtal2 24 tosc1/xtal1 25 pd0 icp1/seg22 j401 26 pd1 int0/seg21 j401 27 pd2 seg20 j401 28 pd3 seg19 j401 29 pd4 seg18 j401 30 pd5 seg17 j401 31 pd6 seg16 j401 32 pd7 seg15 j401 ------------------------------------------------------------------------------- 33 pg0 seg14 34 pg1 seg13 35 pc0 seg12 36 pc1 seg11 37 pc2 seg10 38 pc3 seg9 39 pc4 seg8 40 pc5 seg7 41 pc6 seg6 42 pc7 seg5 43 pg2 seg4 44 pa7 seg3 45 pa6 seg2 46 pa5 seg1 47 pa4 seg0 48 pa3 com3 ------------------------------------------------------------------------------- 49 pa2 com2 50 pa1 com1 51 pa0 com0 52 vcc 53 gnd 54 pf7 adc7/td1 j402-9-jtag 55 pf6 adc6/td0 j402-3-jtag 56 pf5 adc5/tms j402-5-jtag 57 pf4 adc4/tck j402-1-jtag 58 pf3 adc3 59 pf2 adc2 light sensor 60 pf1 adc1 voltage reader 61 pf0 adc0 temperature 62 aref 63 gnd 64 avcc ------------------------------------------------------------------------------- j400 port b j401 port d j402 jtag/adc j403 isp j404 nata? j405 usi j406 uart