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40
A[19:16]
A[19:16]
AD [ 15:0]
AD [ 15:0]
PSD4000系列
V
CC
80C196NT
PSD4135G2
9
V
CC
V
CC
V
CC
29
69
67
X1
U3
Cryatal
66
X2
32
NMI
P3.0/AD0
P3.1/AD1
P3.2/AD2
P3.3/AD3
P3.4/AD4
P3.5/AD5
P3.6/AD6
P3.7/AD7
P4.0/AD8
P4.1/AD9
P4.2/AD10
P4.3/AD11
P4.4/AD12
P4.5/AD13
P4.6/AD14
P4.7/AD15
ADIO8
ADI09
ADIO10
ADIO11
ADIO12
ADIO13
ADIO14
ADIO15
22
21
20
19
18
17
16
15
AD8
AD9
AD10
AD11
AD12
AD13
AD14
AD15
13
14
15
16
17
18
19
20
PG0
PG1
PG2
PG3
PG4
PG5
PG6
PG7
21
22
23
24
25
26
27
28
30
29
28
27
26
25
24
23
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
3
4
5
6
7
10
11
12
ADIO0
ADIO1
ADIO2
ADIO3
ADIO4
ADIO5
ADIO6
ADIO7
PF0
PF1
PF2
PF3
PF4
PF5
PF6
PF7
31
32
33
34
35
36
37
38
58
59
60
61
P6.0/EPA8
P6.1EPA9
P6.2/T1CLK
P6.3/T1DIR
44
45
46
47
A16
A17
A18
A19
WR
59
60
CRTL0 (WR)
CNTL1 ( RD )
CNTL2 ( BHE )
40
RD
BHE
EP.0/A16
EP.1/A17
EP.2/A18
EP.3/A19
WR/WRL/P5.2
RD/P5.3
BHE/WRH/P5.5
4
RESET
39
ALE
8
79
80
1
2
PDO ( ALE )
PD1 ( CLKIN )
PD2 ( CSI )
PD3 ( WRH )
14
13
12
11
9
7
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
图14.接口的PSD4135G2与80C196
ACH4/P0.4/PMD.0
ACH5/P0.5/PMD.1
ACH6/P0.6/PMD.2
ACH7/P0.7/PMD.3
36
37
38
39
40
41
42
43
ALE/ADV/P5.0
31
P2.0/TX/PVR
P2.1/RXD/PALE
P2.2/EXINT/PROG
P2.3/INTB
P2.4/INTINTOUT
P2.5/HLD
P2.6/HLDA/CPVER
P2.7/CLKOUT/PAC
51
52
53
54
55
56
57
58
62
63
54
65
RESET
RESET
P6.4/SC0
P6.5/6D0
P6.6/SC1
P6.7/SD1
49
6
48
READY/P5.6
EA
VCC
BUSWIDTH/P5.7
INST/P5.1
SLPINT/P5.4
1
10
3
33
2
VREF
VPP
ANGND
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
71
72
73
74
75
76
77
78
PEO (TMS)的
PE1 ( TCK / ST )
PE2 ( TDI)的
PD2 ( TDO )
PE4 ( TSTAT / RDY )
PE5 ( TERR )
PE6 ( VSTBY )
PE7 ( VBATON )
PC0
PC1
PC2
PC3
PC4
PC5
PC6
PC7
GND GND GND GND GND
8
30
49
50
70
61
62
63
64
65
66
67
68
41
42
43
44
45
46
47
48
A16
A17
A18
A19
50
57
56
55
54
53
52
51
P1.7/EPA7
P1.0/EPAQ/T2CLK
P1.1/EPA1
P1.2/EPA2/T2DIR
P1.3/EPA3
P1.4/EPA4
P1.5/EPA5
P1.6/EPA6
初步信息
RESET