参数资料
型号: AT89C51AC3-SLSIM
厂商: Atmel
文件页数: 135/140页
文件大小: 0K
描述: IC 8051 MCU FLASH 64K 44PLCC
标准包装: 27
系列: 89C
核心处理器: 8051
芯体尺寸: 8-位
速度: 60MHz
连通性: UART/USART
外围设备: POR,PWM,WDT
输入/输出数: 36
程序存储器容量: 64KB(64K x 8)
程序存储器类型: 闪存
EEPROM 大小: 2K x 8
RAM 容量: 2.25K x 8
电压 - 电源 (Vcc/Vdd): 3 V ~ 5.5 V
数据转换器: A/D 8x10b
振荡器型: 外部
工作温度: -40°C ~ 85°C
封装/外壳: 44-LCC(J 形引线)
包装: 管件
dsPIC33FJXXXGPX06/X08/X10
DS70286C-page 92
2009 Microchip Technology Inc.
REGISTER 7-6:
IFS1: INTERRUPT FLAG STATUS REGISTER 1
R/W-0
U2TXIF
U2RXIF
INT2IF
T5IF
T4IF
OC4IF
OC3IF
DMA21IF
bit 15
bit 8
R/W-0
U-0
R/W-0
IC8IF
IC7IF
AD2IF
INT1IF
CNIF
—MI2C1IF
SI2C1IF
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 15
U2TXIF: UART2 Transmitter Interrupt Flag Status bit
1
= Interrupt request has occurred
0
= Interrupt request has not occurred
bit 14
U2RXIF: UART2 Receiver Interrupt Flag Status bit
1
= Interrupt request has occurred
0
= Interrupt request has not occurred
bit 13
INT2IF: External Interrupt 2 Flag Status bit
1
= Interrupt request has occurred
0
= Interrupt request has not occurred
bit 12
T5IF: Timer5 Interrupt Flag Status bit
1
= Interrupt request has occurred
0
= Interrupt request has not occurred
bit 11
T4IF: Timer4 Interrupt Flag Status bit
1
= Interrupt request has occurred
0
= Interrupt request has not occurred
bit 10
OC4IF: Output Compare Channel 4 Interrupt Flag Status bit
1
= Interrupt request has occurred
0
= Interrupt request has not occurred
bit 9
OC3IF: Output Compare Channel 3 Interrupt Flag Status bit
1
= Interrupt request has occurred
0
= Interrupt request has not occurred
bit 8
DMA21IF: DMA Channel 2 Data Transfer Complete Interrupt Flag Status bit
1
= Interrupt request has occurred
0
= Interrupt request has not occurred
bit 7
IC8IF: Input Capture Channel 8 Interrupt Flag Status bit
1
= Interrupt request has occurred
0
= Interrupt request has not occurred
bit 6
IC7IF: Input Capture Channel 7 Interrupt Flag Status bit
1
= Interrupt request has occurred
0
= Interrupt request has not occurred
bit 5
AD2IF: ADC2 Conversion Complete Interrupt Flag Status bit
1
= Interrupt request has occurred
0
= Interrupt request has not occurred
bit 4
INT1IF: External Interrupt 1 Flag Status bit
1
= Interrupt request has occurred
0
= Interrupt request has not occurred
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