参数资料
型号: PIC16CR77T-I/PT
厂商: Microchip Technology
文件页数: 25/172页
文件大小: 0K
描述: IC PIC MCU 8KX14 44TQFP
标准包装: 1,200
系列: PIC® 16C
核心处理器: PIC
芯体尺寸: 8-位
速度: 20MHz
连通性: I²C,SPI,UART/USART
外围设备: 欠压检测/复位,POR,PWM,WDT
输入/输出数: 33
程序存储器容量: 14KB(8K x 14)
程序存储器类型: ROM
RAM 容量: 368 x 8
电压 - 电源 (Vcc/Vdd): 2 V ~ 5.5 V
数据转换器: A/D 8x8b
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 44-TQFP
包装: 带卷 (TR)
PIC18F2220/2320/4220/4320
DS39599G-page 118
2007 Microchip Technology Inc.
FIGURE 11-1:
TIMER0 BLOCK DIAGRAM IN 8-BIT MODE
FIGURE 11-2:
TIMER0 BLOCK DIAGRAM IN 16-BIT MODE
Note: Upon Reset, Timer0 is enabled in 8-bit mode with clock input from T0CKI maximum prescale.
RA4/T0CKI/C1OUT
T0SE
0
1
0
1
T0CS
FOSC/4
Programmable
Prescaler
Sync with
Internal
Clocks
TMR0
(2 TCY delay)
Data Bus
8
PSA
T0PS2, T0PS1, T0PS0
Set Interrupt
Flag bit TMR0IF
on Overflow
3
pin
Note: Upon Reset, Timer0 is enabled in 8-bit mode with clock input from T0CKI maximum prescale.
T0SE
0
1
0
1
T0CS
FOSC/4
Programmable
Prescaler
Sync with
Internal
Clocks
TMR0L
(2 TCY delay)
Data Bus<7:0>
8
PSA
T0PS2, T0PS1, T0PS0
Set Interrupt
Flag bit TMR0IF
on Overflow
3
TMR0
TMR0H
High Byte
8
Read TMR0L
Write TMR0L
RA4/T0CKI/C1OUT
pin
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