參數(shù)資料
型號: PIC16F785
廠商: Microchip Technology Inc.
英文描述: 20-Pin Flash-Based 8-Bit CMOS Microcontroller with Two-Phase Asychronous Feedback PWM, Dual High-Speed Comparators and Dual Operational Amplifiers
中文描述: 20引腳基于閃存的8兩相異步反饋的PWM,雙高位CMOS微控制器的高速比較器和雙運算放大器
文件頁數(shù): 21/178頁
文件大?。?/td> 1620K
代理商: PIC16F785
2004 Microchip Technology Inc.
Preliminary
DS41249A-page 19
PIC16F785
2.2.2.5
PIR1 Register
The PIR1 register contains the interrupt flag bits, as
shown in Register 2-5.
REGISTER 2-5:
PIR1 — PERIPHERAL INTERRUPT REGISTER 1 (ADDRESS: 0Ch)
R/W-0
R/W-0
R/W-0
R/W-0
EEIF
ADIF
CCP1IF
C2IF
bit 7
Note:
Interrupt flag bits are set when an interrupt
condition occurs, regardless of the state of
its corresponding enable bit or the global
enable bit, GIE (INTCON<7>). User
software should ensure the appropriate
interrupt flag bits are clear prior to
enabling an interrupt.
R/W-0
C1IF
R/W-0
OSFIF
R/W-0
TMR2IF
R/W-0
TMR1IF
bit 0
bit 7
EEIF:
EEPROM Write Operation Interrupt Flag bit
1
= The write operation completed (must be cleared in software)
0
= The write operation has not completed or has not been started
ADIF:
A/D Interrupt Flag bit
1
= A/D conversion complete
0
= A/D conversion has not completed or has not been started
CCP1IF:
CCP1 Interrupt Flag bit
Capture mode:
1
= A TMR1 register capture occurred (must be cleared in software)
0
= No TMR1 register capture occurred
Compare mode:
1
= A TMR1 register compare match occurred (must be cleared in software)
0
= No TMR1 register compare match occurred
PWM mode:
Unused in this mode
C2IF:
Comparator 2 Interrupt Flag bit
1
= Comparator 2 output has changed (must be cleared in software)
0
= Comparator 2 output has not changed
C1IF:
Comparator 1 Interrupt Flag bit
1
= Comparator 1 output has changed (must be cleared in software)
0
= Comparator 1 output has not changed
OSFIF:
Oscillator Fail Interrupt Flag bit
1
= System oscillator failed, clock input has changed to INTOSC (must be cleared in software)
0
= System clock operating
TMR2IF:
Timer 2 to PR2 Match Interrupt Flag bit
1
= Timer 2 to PR2 match occurred (must be cleared in software)
0
= Timer 2 to PR2 match has not occurred
TMR1IF:
Timer 1 Overflow Interrupt Flag bit
1
= Timer 1 register overflowed (must be cleared in software)
0
= Timer 1 has not overflowed
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
Legend:
R = Readable bit
- n = Value at POR
W = Writable bit
‘1’ = Bit is set
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
x = Bit is unknown
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參數(shù)描述
PIC16F785-E/ML 功能描述:8位微控制器 -MCU 3.5 KB 128 RAM 18I/O RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風格:SMD/SMT
PIC16F785-E/P 功能描述:8位微控制器 -MCU 14KB 368 RAM 33 I/O RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風格:SMD/SMT
PIC16F785-E/SO 功能描述:8位微控制器 -MCU 3.5KB FL 128R 18 I/O RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風格:SMD/SMT
PIC16F785-E/SS 功能描述:8位微控制器 -MCU 3.5KB FL 128R 18 I/O RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風格:SMD/SMT
PIC16F785-I/ML 功能描述:8位微控制器 -MCU 3.5 KB 128 RAM 18I/O RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風格:SMD/SMT