參數(shù)資料
型號: ZPSD312R
廠商: 意法半導(dǎo)體
英文描述: PSD3XX/ZPSD3XX FAMILY LOW COST MICROCONTROLLER PERIPHERALS
中文描述: PSD3XX/ZPSD3XX家庭低的微控制器外設(shè)
文件頁數(shù): 64/85頁
文件大小: 691K
代理商: ZPSD312R
PSD3XX Famly
61
Figure 37. Port A as AD0–AD7 Timng (Track Mode) Using RD WR (PSD3X1)
25
32
32
12A
28
24
11
DATA VALID
12
1
32
32
24
26
2
ADDRESS
ADDRESS
2
3
2
2
4
READ CYCLE
WRITE CYCLE
STABLE INPUT
STABLE INPUT
STABLE INPUT
STABLE INPUT
Direct
PAD Input
(1,4)
Multiplexed
PAD Inputs
(5,7)
A0/AD0-
A7/AD7
or ALE
ALE
RD/E as RD
WR/V
PP
or
R/W as WR
1
3
27
PA0-PA7
29
CSOi
(3,6)
DATA IN
DATA
OUT
WRITTEN
DATA
23
ADR OUT
23
ADR OUT
See referenced notes on page 64.
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