PAK=20
REM=LPC900 connect:
REM=SCL-P0
REM=SDA-P1
REM=RST-P2

 1 KBI0/CMP2/P0.0
 2 P1.7
 3 P1.6
 4 !RST/P1.5
 5 !VSS
 6 XTAL1/P3.1
 7 CLKOUT/XTAL2/P3.0
 8 INT1/P1.4
 9 !SDA/INT0/P1.3
10 !SCL/T0/P1.2
11 P1.1/RXD
12 P1.0/TXD
13 P0.7/T1/KBI7
14 P0.6/CMP1/KBI6
15 !VDD
16 P0.5/CMPREF/KBI5
17 P0.4/CIN1A/KBI4
18 P0.3/CIN1B/KBI3
19 P0.2/CIN2A/KBI2
20 P0.1/CIN2B/KBI1