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MPC82L54AS2 参数 Datasheet PDF下载

MPC82L54AS2图片预览
型号: MPC82L54AS2
PDF下载: 下载PDF文件 查看货源
内容描述: 8位微控制器 [8-bit micro-controller]
分类和应用: 微控制器
文件页数/大小: 74 页 / 1587 K
品牌: MEGAWIN [ MEGAWIN TECHNOLOGY CO., LTD ]
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ET0:=Interrupt controller of Timer-0 interrupt.  
0:=(default)  
Disable  
1:=  
Enable  
EX0:=Interrupt controller of external interrupt-0.  
0:=(default)  
Disable  
1:=  
Enable  
SFR: IP (Interrupt Priority Low)  
Bit-7  
Bit-6  
Bit-5  
Bit-4  
Bit-3  
Bit-2  
Bit-1  
Bit-0  
-
PPCA_LVD PSPI_ADC  
PS  
PT1  
PX1  
PT0  
PX0  
PPCA_LVD:= If set, Set priority for PCA /LVF interrupt higher  
PSPI_ADC := If set, Set priority for SPI/ADC interrupt higher  
PS  
:= If set, Set priority for serial port interrupt higher(UART)  
:= If set, Set priority for timer1 interrupt higher  
:= If set, Set priority for external interrupt 1 higher  
:= If set, Set priority for timer0 interrupt higher  
:= If set, Set priority for external interrupt 0 higher  
PT1  
PX1  
PT0  
PX0  
SFR: IPH (Interrupt Priority High)  
Bit-7  
Bit-6  
Bit-5  
Bit-4  
Bit-3  
Bit-2  
Bit-1  
Bit-0  
-
PPCAH_LVD PSPIH_ADC  
PSH  
PT1H  
PX1H  
PT0H  
PX0H  
PPCAH_LVD:= If set, Set priority for PCA /LVF interrupt higher  
PSPIH_ADC := If set, Set priority for SPI/ADC interrupt higher  
PSH  
:= If set, Set priority for serial port interrupt higher(UART)  
:= If set, Set priority for timer1 interrupt higher  
:= If set, Set priority for external interrupt 1 higher  
:= If set, Set priority for timer0 interrupt higher  
:= If set, Set priority for external interrupt 0 higher  
PT1H  
PX1H  
PT0H  
PX0H  
IP and IPH are combined to form 4-level priority interrupt as the following table.  
Priority  
Level  
{IPH.x , IP.x}  
11  
10  
01  
00  
1 (highest)  
2
3
4
MEGAWIN  
MPC82x54A Data Sheet  
31  
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