AT89S52 MicroController IC

Pin Configuration:
1P1.0 (T2)
2P1.1 (T2.EX)
3P1.2
4P1.3
5P1.4
6P1.5 (MOSI)
7P1.6 (MISO)
8P1.7 (SCK)
9RST
10P3.0 (RXD)
11P3.1 (TXD)
12P3.2 (INT0)
13P3.3 (INT1)
14P3.4 (T0)
15P3.5 (T1)
16P3.6 (WR)
17P3.7 (RD)
18XTAL2
19XTAL1
20GND
21P2.0(A8)
22P2.1 (A9)
23P2.2 (A10)
24P2.3 (A11)
25P2.4 (A12)
26P2.5 (A13)
27P2.6 (A14)
28P2.7 (A15)
29PSEN
30ALE / PROG
31EA / VPP
32P0.7 (AD7)
33P0.6 (AD6)
34P0.5 (AD5)
35P0.4 (AD4)
36P0.3 (AD3)
37P0.2 (AD2)
38P0.1 (AD1)
39P0.0 (AD0)
40VCC