tsc80c31/80c51
rev. e (14 jan.97)
3
matra mhs
图示 2. 管脚 配置
图解 是 为 涉及 仅有的. 包装 sizes 是 不 至 规模.
p1.4
p1.3
p1.2
p1.1
p1.0
NC
VCC
p0.0/a0
p0.1/a1
p0.2/a2
p0.3/a3
p0.4/a4p1.5
p1.6
p1.7
RST
rxd/p3.0
NC
txd/p3.1
int0/p3.2
int1/p3.3
t0/p3.4
t1/p3.5
p0.5/a5
p0.6/a6
p0.7/a7
EA
NC
ALE
PSEN
p2.7/a15
p2.6/a14
p2.5/a13
wr/p3.6
rd/p3.7
XTAL2
XTAL1
VSS
NC
p2.0/a8
p2.1/a9
p2.2/a10
p2.3/a11
p2.4/a12
15
P
16
P
17
P
30
rxd/p
31
txd/p
32
int0/p
33
int1/p
34
t0/p
35
t1/p
36
wr/p
37
rd/p
XTAL2
XTAL1
SS
V
NC
20
P
21
P
22
P
23
P
24
P
RST
NC
14
P
13
P
12
P
11
P
10
P
NC
CC
V
00
P
/a8
/a9
/a10
/a11
/a12
04
P /a4
05
P /a5
06
P /a6
07
P /a7
EA
NC
ALE
PSEN
27
P /a15
26
P /a14
25
P /a13
/a0
01
P /a1
02
P /a2
03
P /a3
DIL40
PLCC44
PQFP44