参数资料
型号: ATTINY84A-SSU
厂商: Atmel
文件页数: 37/135页
文件大小: 0K
描述: IC MCU 8BIT 8K FLASH 14SOIC
标准包装: 55
系列: AVR® ATtiny
核心处理器: AVR
芯体尺寸: 8-位
速度: 20MHz
连通性: USI
外围设备: 欠压检测/复位,POR,PWM,温度传感器,WDT
输入/输出数: 12
程序存储器容量: 8KB(4K x 16)
程序存储器类型: 闪存
EEPROM 大小: 512 x 8
RAM 容量: 512 x 8
电压 - 电源 (Vcc/Vdd): 1.8 V ~ 5.5 V
数据转换器: A/D 8x10b
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 14-SOIC(0.154",3.90mm 宽)
包装: 管件
131
32015G–AVR32–09/09
AT32AP7001
14.6.2
Interrupt Request Registers
Name:
IRR0...IRR63
Access Type:
Read-only
Offset:
0x0FF - 0x1FC
Reset Value:
N/A
IRR: Interrupt Request line
This bit is cleared when no interrupt request is pending on this input request line.
This bit is set when an interrupt request is pending on this input request line.
The are 64 IRRs, one for each group. Each IRR has 32 bits, one for each possible interrupt request, for a total of 2048 possible
input lines. The IRRs are read by the software interrupt handler in order to determine which interrupt request is pending. The
IRRs are sampled continuously, and are read-only.
31
30
29
28
27
26
25
24
IRR[32*x+31]
IRR[32*x+30]
IRR[32*x+29]
IRR[32*x+28]
IRR[32*x+27]
IRR[32*x+26]
IRR[32*x+25]
IRR[32*x+24]
23
22
21
20
19
18
17
16
IRR[32*x+23]
IRR[32*x+22]
IRR[32*x+21]
IRR[32*x+20]
IRR[32*x+19]
IRR[32*x+18]
IRR[32*x+17]
IRR[32*x+16]
15
14
13
12
11
10
9
8
IRR[32*x+15]
IRR[32*x+14]
IRR[32*x+13]
IRR[32*x+12]
IRR[32*x+11]
IRR[32*x+10]
IRR[32*x+9]
IRR[32*x+8]
76543210
IRR[32*x+7]
IRR[32*x+6]
IRR[32*x+5]
IRR[32*x+4]
IRR[32*x+3]
IRR[32*x+2]
IRR[32*x+1]
IRR[32*x+0]
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