参数资料
型号: PIC16C554-20E/SO
厂商: Microchip Technology
文件页数: 23/108页
文件大小: 0K
描述: IC MCU OTP 512X14 18SOIC
标准包装: 42
系列: PIC® 16C
核心处理器: PIC
芯体尺寸: 8-位
速度: 20MHz
外围设备: POR,WDT
输入/输出数: 13
程序存储器容量: 896B(512 x 14)
程序存储器类型: OTP
RAM 容量: 80 x 8
电压 - 电源 (Vcc/Vdd): 3 V ~ 5.5 V
振荡器型: 外部
工作温度: -40°C ~ 125°C
封装/外壳: 18-SOIC(0.295",7.50mm 宽)
包装: 管件
2002 Microchip Technology Inc.
Preliminary
DS40143D-page 19
PIC16C55X
4.2.2.3
INTCON Register
The INTCON register is a readable and writable
register which contains the various enable and flag bits
for all interrupt sources.
REGISTER 4-3:
INTCON REGISTER (ADDRESS 0BH OR 8BH)
Note:
Interrupt flag bits get set when an interrupt
condition occurs regardless of the state of
its corresponding enable bit or the global
enable bit, GIE (INTCON<7>).
R/W-0
Reserved
R/W-0
R/W-x
GIE
T0IE
INTE
RBIE
T0IF
INTF
RBIF
bit7
bit0
bit 7
GIE: Global Interrupt Enable bit
1 = Enables all un-masked interrupts
0 = Disables all interrupts
bit 6
Reserved: For future use. Always maintain this bit clear.
bit 5
T0IE: TMR0 Overflow Interrupt Enable bit
1 = Enables the TMR0 interrupt
0 = Disables the TMR0 interrupt
bit 4
INTE: RB0/INT External Interrupt Enable bit
1 = Enables the RB0/INT external interrupt
0 = Disables the RB0/INT external interrupt
bit 3
RBIE: RB Port Change Interrupt Enable bit
1 = Enables the RB port change interrupt
0 = Disables the RB port change interrupt
bit 2
T0IF: TMR0 Overflow Interrupt Flag bit
1 = TMR0 register has overflowed (must be cleared in software)
0 = TMR0 register did not overflow
bit 1
INTF: RB0/INT External Interrupt Flag bit
1 = The RB0/INT external interrupt occurred (must be cleared in software)
0 = The RB0/INT external interrupt did not occur
bit 0
RBIF: RB Port Change Interrupt Flag bit
1 = When at least one of the RB7:RB4 pins changed state (must be cleared in software)
0 = None of the RB7:RB4 pins have changed state
Legend:
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
- n = Value at POR reset
’1’ = Bit is set
’0’ = Bit is cleared
x = Bit is unknown
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