AT83C5122_08 ATMEL [ATMEL Corporation], AT83C5122_08 Datasheet - Page 5

• Manufacturer Part Number: AT83C5122_08
• Description: C51 Microcontroller with USB and Smart Card Reader Interfaces
• Manufacturer: ATMEL [ATMEL Corporation]

Pinout
High Pin Count Package
Description
AT8xC5122/AT83R5122
version
4202F–SCR–07/2008
Figure 1. VQFP64 Package Pinout
P1.2/CPRES
P5.7/KB7
P5.6/KB6
P5.5/KB5
P5.4/KB4
P5.3/KB3
P5.2/KB2
P5.1/KB1
P5.0/KB0
DVCC
CRST
PSEN
CCLK
CC8
CC4
VSS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
64
17
18
63
62 61 60 59 58
19
20
21
22
VQFP64
AT83R5122, AT8xC5122/23
23
57 56 55 54 53
24
25
26
27
28
52
29
51 50 49
30
31 32
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
P3.1/TxD
P1.6/SS
P2.7/A15
P3.0/RxD
P3.5/T1/CRST1
P3.2/INT0/LED0/CIO1
P4.0/MISO
P3.3/INT1
P4.1/MOSI
P3.4/T0/LED1
P4.2/SCK
P4.3/LED4
P3.6/WR/LED2
P4.4/LED5
RST
P4.5/LED6
5