參數(shù)資料
型號(hào): PSD813F5V-20MT
廠商: STMICROELECTRONICS
元件分類(lèi): 微控制器/微處理器
英文描述: 128K X 8 FLASH, 27 I/O, PIA-GENERAL PURPOSE, PQFP52
封裝: PLASTIC, QFP-52
文件頁(yè)數(shù): 46/103頁(yè)
文件大小: 1180K
代理商: PSD813F5V-20MT
47/103
PSD8XXF2/3/4/5
68HC11. Figure 22 shows a bus interface to a
68HC11 where the PSD8XXFX is configured in 8-
bit multiplexed mode with E and R/W settings. The
DPLD can be used to generate the READ and WR
signals for external devices.
Figure 22. Interfacing the PSD8XXFX with a 68HC11
9
10
11
12
13
14
15
16
ADIO0
ADIO1
ADIO2
ADIO3
AD104
AD105
ADIO6
ADIO7
ADIO8
ADIO9
ADIO10
ADIO11
AD1012
AD1013
ADIO14
ADIO15
CNTL0 (R _W)
CNTL1(E)
CNTL 2
PD0 –AS
PD1
PD2
RESET
20
21
22
23
24
25
3
5
4
6
42
41
40
39
38
37
36
35
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
A8
A9
A10
A14
A15
A13
A11
A12
AD1
AD2
AD3
AD4
AD5
AD6
AD7
E
AS
R/W
XT
EX
RESET
IRQ
XIRQ
PA0
PA1
PA2
PE0
PE1
PE2
PE3
PE4
PE5
PE6
PE7
VRH
VRL
PA3
PA4
PA5
PA6
PA7
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
PC0
PC1
PC2
PC3
PC4
PC5
PC6
PC7
PC0
PC1
PC3
PC4
PC5
PC6
PC7
PD0
PD1
PD2
PD3
PD4
PD5
MODA
E
AS
R/W
31
30
31
32
33
34
35
36
37
39
40
41
42
43
44
45
46
48
8
9
10
49
50
47
8
7
17
19
18
34
33
32
43
44
45
46
47
48
49
50
52
51
30
29
28
27
29
28
27
25
24
23
22
21
20
19
18
17
14
13
12
11
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
7
6
5
4
3
2
52
51
MODB
2
68HC11
PSD
RESET
AD7-AD0
PC2
AI02884C
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