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參數資料
型號: W742C813
廠商: WINBOND ELECTRONICS CORP
元件分類: 微控制器/微處理器
英文描述: 4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER
中文描述: 4-BIT, MROM, 3.58 MHz, MICROCONTROLLER, PQFP100
封裝: 14 X 20 MM, 2.75 MM HEIGHT, QFP-100
文件頁數: 37/56頁
文件大小: 455K
代理商: W742C813
W742E/C813
Publication Release Date: December 2000
- 37 -
Revision A1
Signal
change
detector
PEF.4
D
ck
Q
R
PSR1.0
PSR1.2
D
ck
Q
R
DATA BUS
RD.0
PSR1.3
D
ck
Q
R
PEF.7
Reset
MOV PEF, #I
CLR PSR1
HCFD
Reset
CLR EVFD
EVFD
HEFD
Falling
Edge
detector
Falling
Edge
detector
Falling
Edge
detector
Falling
Edge
detector
SEF.4
SEF.5
SEF.6
SEF.7
To Wake Up Stop Mode
Signal
change
detector
D
ck
Q
R
PSR1.1
RD.1
PEF.5
Signal
change
detector
D
ck
Q
R
PEF.6
RD.2
Signal
change
detector
RD.3
PM0.3
PM0.3
PM0.3
PM0.3
Figure 5-15 Architecture of Input Ports RD
5.20.1 Port Status Register 1 (PSR1)
Port status register 1 is organized as 4-bit binary register (PSR1.0 to PSR1.3). PSR1 can be read or
cleared by the MOVA R, PSR1, and CLR PSR1 instructions. The bit descriptions are as follows:
Note: R means read only.
R
R
R
R
0
1
2
3
PSR1
相關PDF資料
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