參數(shù)資料
型號: M32000D3FP
元件分類: 微控制器/微處理器
英文描述: 32-BIT, 66.6 MHz, RISC MICROCONTROLLER, PQFP100
封裝: 14 X 20 MM, 0.65 MM PITCH, PLASTIC, LQFP-100
文件頁數(shù): 118/155頁
文件大?。?/td> 1340K
代理商: M32000D3FP
M32000D3FP User's Manual
EIT
4-29
4.13 Interrupt controller example
Note: When an interrupt request is output (INT signal = "L") and the interrupt is accepted by the M32000D3FP
(effective vector register is read), the mask level is saved in the mask level backup 1, and the accepted
interrupt level is set in the interrupt mask level. With multiple interrupts, the mask level is also saved
from mask level backup n to mask level backup n + 1.
interrupt mask register
D0
INTn interrupt vector register
effective vector register
D15
D0
vector address
D0(8)
INTn interrupt control register
D7(15)
interrupt priority level
input sense mode
interrupt request input
D0
D15
D15 D0
interrupt mask level
mask level backup 1
mask level backup 2
mask level backup 3
mask level backup 4
mask level backup 5
mask level backup 6
mask level backup 7
Note: When an interrupt request is output (INT signal = "L"), the value in the INTn interrupt vector
register with the interrupt of the highest priority is always set in the effective vector register.
Fig. 4.13.3 Example of high-functionality interrupt controller (register image diagram)
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