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參數(shù)資料
| 型號： | W741E205 |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | 4-BIT FLASH MICROCONTROLLER |
| 中文描述： | 4-BIT, FLASH, 4 MHz, MICROCONTROLLER, PDSO28 |
| 封裝： | 0.300 INCH, SKINNY, PLASTIC, SOP-28 |
| 文件頁數(shù)： | 57/84頁 |
| 文件大小： | 541K |
| 代理商： | W741E205 |
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Preliminary W741E20X
Publication Release Date: March 1998
- 57 -
Revision A1
Instruction Set Table 2, continued
MOV PM0, #I
Set/Reset Port Mode 0 register
Machine Code:
Machine Cycle:
Operation:
Description:
MOV PM1, #I
0
1
0
1
0
0
1
1
0
0
0
0
I2
I1
I0
I3
1
Set/Reset Port mode 0 register
I0 = 0: RA port is CMOS type; I0 = 1: RA port is NMOS type.
I1 = 0: RB port is CMOS type; I1 = 1: RB port is NMOS type.
I2 = 0: RC port pull-high resistor is disabled;
I2 = 1: RC port pull-high resistor is enabled.
I3 = 0: RD port pull-high resistor is disabled;
I3 = 1: RD port pull-high resistor is enabled.
RA port independent Input/Output control
Machine Code:
Machine Cycle:
Operation:
Description:
0
1
0
1
0
1
1
1
0
0
0
0
I3
I2
I1
I0
1
RA port 4 pins input/output control is independent.
I0 = 0: RA.0 is output pin; I0 = 1: RA.0 is input pin.
I1 = 0: RA.1 is output pin; I1 = 1: RA.1 is input pin.
I2 = 0: RA.2 is output pin; I2 = 1: RA.2 is input pin.
I3 = 0: RA.3 is output pin; I3 = 1: RA.3 is input pin.
Default condition RA port is input mode (PM = 1111B).
MOV PM2, #I
RB port independent Input/Output control
Machine Code:
Machine Cycle:
Operation:
Description:
0
1
0
1
0
1
1
1
1
0
0
0
I3
I2
I1
I0
1
RB port 4 pins input/output control is independent.
I0 = 0: RB.0 is output pin; I0 = 1: RB.0 is input pin.
I1 = 0: RB.1 is output pin; I1 = 1: RB.1 is input pin.
I2 = 0: RB.2 is output pin; I2 = 1: RB.2 is input pin.
I3 = 0: RB.3 is output pin; I3 = 1: RB.3 is input pin.
Default condition RB port is input mode (PM2 = 1111B).
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| W741E20X | 制造商:WINBOND 制造商全稱:Winbond 功能描述:4-BIT FLASH MICROCONTROLLER |
| W741E260 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:4-BIT FLASH MICROCONTROLLER |
| W741L250 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:4-BIT MICROCONTROLLER |
| W741L260 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:4-BIT MICROCONTROLLER |
| W7422-A | 制造商:Coilcraft Inc 功能描述:NOT RoHS. Transformer, for Motorola MC33374 |
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