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參數(shù)資料
| 型號： | W78C438C40PL |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | 微控制器/微處理器 |
| 英文描述： | 8-BIT MICROCONTROLLER |
| 中文描述： | 8-BIT, 40 MHz, MICROCONTROLLER, PQCC84 |
| 封裝： | ROHS COMPLIANT, PLASTIC, LCC-84 |
| 文件頁數(shù)： | 10/22頁 |
| 文件大?。?/td> | 266K |
| 代理商： | W78C438C40PL |
W78C438C
- 10 -
BIT
ADDR.
NAME
FUNCTION
7
0C7H
PX3
High/low priority level for
INT3
is specified when this bit is set/cleared by
software.
6
0C6H
EX3
Enable/disable interrupt from
INT3
when this bit is set/cleared by software.
5
0C5H
IE3
If IT3 is "1," IE3 is set/cleared automatically by hardware when interrupt is
detected/serviced.
4
0C4H
IT3
INT3
is falling-edge/low-level triggered when this bit is set/cleared by
software.
3
0C3H
PX2
High/low priority level for
INT2
is specified when this bit is set/cleared by
software.
2
0C2H
EX2
Enable/disable interrupt from
INT2
when this bit is set/cleared by software.
1
0C1H
IE2
If IT2 is "1," IE2 is set/cleared automatically by hardware when interrupt is
detected/serviced.
0
0C0H
IT2
INT2
is falling-edge/low-level triggered when this bit is set/cleared by
software.
Table 2. Functions of XICON Register
INTERRUPT SOURCE
VECTOR ADDRESS
PRIORITY SEQUENCE
External Interrupt 0
03H
0 (Highest)
Timer/Counter 0
0BH
1
External Interrupt 1
13H
2
Timer/Counter 1
1BH
3
Serial Port
23H
4
Timer/Counter 2
2BH
5
External Interrupt 2
33H
6
External Interrupt 3
3BH
7 (Lowest)
Table 3. Priority of Interrupts
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| W78C458 | 8-BIT EMULATION MICROCONTROLLER |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
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| W78C438CF-24 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:8-BIT MICROCONTROLLER |
| W78C438CF-40 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:8-BIT MICROCONTROLLER |
| W78C438CP-24 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:8-BIT MICROCONTROLLER |
| W78C438CP-40 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:8-BIT MICROCONTROLLER |
| W78C458 | 制造商:WINBOND 制造商全稱:Winbond 功能描述:8-BIT EMULATION MICROCONTROLLER |
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