2009 Microchip Technology Inc.
DS39637D-page 125
PIC18F2480/2580/4480/4580
REGISTER 10-5:
PIR2: PERIPHERAL INTERRUPT REQUEST (FLAG) REGISTER 2
R/W-0
U-0
R/W-0
OSCFIF
CMIF(1)
EEIF
BCLIF
HLVDIF
TMR3IF
ECCP1IF(1)
bit 7
bit 0
Legend:
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
-n = Value at POR
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
bit 7
OSCFIF: Oscillator Fail Interrupt Flag bit
1 = System oscillator failed, clock input has changed to INTOSC (must be cleared in software)
0 = System clock operating
bit 6
CMIF: Comparator Interrupt Flag bit(1)
1 = Comparator input has changed (must be cleared in software)
0 = Comparator input has not changed
bit 5
Unimplemented: Read as ‘0’
bit 4
EEIF: Data EEPROM/Flash Write Operation Interrupt Flag bit
1 = The write operation is complete (must be cleared in software)
0 = The write operation is not complete, or has not been started
bit 3
BCLIF: Bus Collision Interrupt Flag bit
1 = A bus collision occurred (must be cleared in software)
0 = No bus collision occurred
bit 2
HLVDIF: High/Low-Voltage Detect Interrupt Flag bit
1 = A low-voltage condition occurred (must be cleared in software)
0 = The device voltage is above the High/Low-Voltage Detect trip point
bit 1
TMR3IF: TMR3 Overflow Interrupt Flag bit
1 = TMR3 register overflowed (must be cleared in software)
0 = TMR3 register did not overflow
bit 0
ECCP1IF: CCPx Interrupt Flag bit(1)
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.
Note 1:
These bits are available in PIC18F4X80 and reserved in PIC18F2X80 devices.
相关PDF资料
PIC16F785-I/ML IC PIC MCU FLASH 2KX14 20QFN
XF2L-0425-1 CONN FPC 4POS 0.5MM SMT
PIC16F1933-I/MV IC MCU 8BIT FLASH 28-UQFN
PIC16F785-I/SO IC PIC MCU FLASH 2KX14 20SOIC
PIC16C56A-04/SO IC MCU OTP 1KX12 18SOIC
PIC18F23K20-I/MV IC MCU 8BIT 8KB FLASH 28UQFN
PIC16F627A-I/P IC MCU FLASH 1KX14 EEPROM 18DIP
XF2G-1414-11 CONN FPC 14POS 0.5MM SMT
相关代理商/技术参数
PIC16F1933-I/MV 功能描述:8位微控制器 -MCU 7KB Flash 256B RAM LCD 1.8-5.5V RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
PIC16F1933-I/SO 功能描述:8位微控制器 -MCU 7KB Flash 1.8-5.5V 256B RAM 256B EEPROM RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
PIC16F1933-I/SP 功能描述:8位微控制器 -MCU 7KB Flash 1.8-5.5V 256B RAM 256B EEPROM RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
PIC16F1933-I/SS 功能描述:8位微控制器 -MCU 7KB Flash 1.8-5.5V 256B RAM 256B EEPROM RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
PIC16F1933T-I/ML 功能描述:8位微控制器 -MCU 7KB Flash 1.8-5.5V 256B RAM 256B EEPROM RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
PIC16F1933T-I/MV 功能描述:8位微控制器 -MCU 7KB Flash 256B RAM LCD 1.8-5.5V RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
PIC16F1933T-I/SO 功能描述:8位微控制器 -MCU 7KB Flash 1.8-5.5V 256B RAM 256B EEPROM RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
PIC16F1933T-I/SS 功能描述:8位微控制器 -MCU 7KB Flash 1.8-5.5V 256B RAM 256B EEPROM RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT