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PIC18F4431-I/P 参数 Datasheet PDF下载

PIC18F4431-I/P图片预览
型号: PIC18F4431-I/P
PDF下载: 下载PDF文件 查看货源
内容描述: 28 /40/ 44引脚增强型闪存微控制器采用纳瓦技术,高性能PWM和A / D [28/40/44-Pin Enhanced Flash Microcontrollers with nanoWatt Technology, High-Performance PWM and A/D]
分类和应用: 闪存微控制器
文件页数/大小: 392 页 / 3127 K
品牌: MICROCHIP [ MICROCHIP ]
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PIC18F2331/2431/4331/4431  
FIGURE 12-1:  
TIMER0 BLOCK DIAGRAM (8-BIT MODE)  
FOSC/4  
0
1
1
0
Sync with  
Internal  
Clocks  
Set  
TMR0IF  
on Overflow  
TMR0L  
8
Programmable  
Prescaler  
T0CKI pin  
(2 TCY Delay)  
T0SE  
T0CS  
3
T0PS<2:0>  
PSA  
8
Internal Data Bus  
Note: Upon Reset, Timer0 is enabled in 8-bit mode with clock input from T0CKI max. prescale.  
FIGURE 12-2:  
TIMER0 BLOCK DIAGRAM (16-BIT MODE)  
FOSC/4  
0
1
Sync with  
Internal  
Clocks  
Set  
TMR0  
High Byte  
1
TMR0L  
TMR0IF  
Programmable  
Prescaler  
on Overflow  
T0CKI pin  
0
8
(2 TCY Delay)  
T0SE  
T0CS  
3
Read TMR0L  
Write TMR0L  
T0PS<2:0>  
PSA  
8
8
TMR0H  
8
8
Internal Data Bus  
Note: Upon Reset, Timer0 is enabled in 8-bit mode with clock input from T0CKI max. prescale.  
DS39616D-page 128  
2010 Microchip Technology Inc.  
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