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參數(shù)資料
型號(hào)： PSD303R-A-20JM
廠商： 意法半導(dǎo)體
英文描述： Low Cost Field Programmable Microcontroller Peripherals
中文描述： 低成本現(xiàn)場(chǎng)可編程微控制器外圍設(shè)備
文件頁數(shù)： 31/85頁
文件大小： 691K
代理商： PSD303R-A-20JM
PSD3XX Famly
28
14.0
System
Applications
(cont.)
In Figure 12, the PSD3XX is configured to interface with Motorola’s 68HC11, which is a
16-bit address/8-bit data bus microcontroller. Its data bus is multiplexed with the low-order
address byte. The 68HC11 uses E and R/W signals to derive the read and write strobes.
It uses the Address Strobe (AS) for the address latch pulse. RESET is an active-low signal.
The rest of the configuration bits, as well as the unconnected signals, are specific, and thus,
user dependent.
MICROCONTROLLER
20
21
22
23
24
25
43
45
47
49
44
46
48
50
34
33
32
31
30
29
28
27
52
51
23
24
25
26
27
28
29
30
31
32
33
35
36
37
38
39
22
2
13
3
1
PC0
PC1
PC2
PC3
PC4
PC5
PC6
PC7
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
E
R/W
AS
RESET
XIRQ
IRQ
MODB
MODA
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
PC0
PC1
PC2
A19/CSI
9
10
11
12
13
14
15
16
42
41
40
39
38
37
36
35
5
6
4
17
18
19
2
3
21
20
19
18
17
16
15
14
11
10
9
8
7
6
5
4
40
41
42
43
PD0
PD1
PD2
PD3
PD4
PD5
PE0
PE1
PE2
PE3
PD4
PE5
PE6
PE7
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
VRH
VRL
AD0/A0
AD1/A1
AD2/A2
AD3/A3
AD4/A4
AD5/A5
AD6/A6
AD7/A7
AD8/A8
AD9/A9
AD10/A10
AD11/A11
AD12/A12
AD13/A13
AD14/A14
AD15/A15
E
R/W/V
PP
AS
RESET
BHE/PSEN
GND
RESET
PSD3XX
34
12
V
CC
V
CC
68HC11
XTAL EXTAL
44
0.1μF
Figure 12. PSD3XX Interface With Motorola’s 68HC11
相關(guān)PDF資料
PDF描述
PSD303R-A-25J Low Cost Field Programmable Microcontroller Peripherals
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
PSD303R-A-25J 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Low Cost Field Programmable Microcontroller Peripherals
PSD303R-A-25JI 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Low Cost Field Programmable Microcontroller Peripherals
PSD303R-A-25JM 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Low Cost Field Programmable Microcontroller Peripherals
PSD303R-A-70J 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Low Cost Field Programmable Microcontroller Peripherals
PSD303R-A-70JI 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:Low Cost Field Programmable Microcontroller Peripherals
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