-43-
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
SCL2
SDA2
CS3
CS2
VSS
DATA 29
DATA 28
DATA 27
DATA 26
DATA 25
VSS
DATA 24
VCC
DATA 23
DATA 22
DATA 21
DATA 20
DATA 19
DATA 18
DATA 17
VSS
DATA 16
DATA 15
DATA 14
DATA 13
DATA 12
VCC
DATA 11
VSS
DATA 10
DATA 9
DATA 8
DATA 7
DATA 6
VCC
DATA 5
VSS
DATA 4
DATA 3
DATA 2
DATA 1
DATA 0
VSS
XTAL
MODE 3
EXTAL
MODE 2
NONMASK
FWP
FLASH MODE
IIC Bus 2 Clock
IIC Bus 2 Data
SRAM CHIP SELECT
USB/LCD DRIVER CHIP SELECT
VSS GND
DATA BUS 29
DATA BUS 28
DATA BUS 27
DATA BUS 26
DATA BUS 25
VSS GND
DATA BUS 24
VCC 5V
DATA BUS 23
DATA BUS 22
DATA BUS 21
DATA BUS 20
DATA BUS 19
DATA BUS 18
DATA BUS 17
VSS GND
DATA BUS 16
DATA BUS 15
DATA BUS 14
DATA BUS 13
DATA BUS 12
VCC 5V
DATA BUS 11
VSS GND
DATA BUS 10
DATA BUS 9
DATA BUS 8
DATA BUS 7
DATA BUS 6
VCC 5V
DATA BUS 5
VSS GND
DATA BUS 4
DATA BUS 3
DATA BUS 2
DATA BUS 1
DATA BUS 0
VSS GND
XTAL OSC SIGNAL INPUT
MODE 3
EXTAL OSC SIGNAL OUTPUT
MODE 2
NONMASK
FWP FLASH MEMORY WRITE MODE
FWP CONTROL
Active L
Active L
IN/OUT
IN/OUT
OUT
OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN/OUT
IN
IN
OUT
IN
IN
IN
OUT
Pin
No.
Function
Name
Function
Polarity
In/Out
CPU In/Out put port functions