參數(shù)資料
型號(hào): MB90F244PFT-G
元件分類: 微控制器/微處理器
英文描述: 16-BIT, FLASH, 50 MHz, MICROCONTROLLER, PQFP80
封裝: PLASTIC, TQFP-80
文件頁(yè)數(shù): 8/67頁(yè)
文件大?。?/td> 1404K
代理商: MB90F244PFT-G
MB90F244
16
10.Specifed Interrupt Sequence
When the interrupt stack area is allocated to the external memory, even if the higher priority level interrupt may
generate while the former interrupt is waiting in the stack area, the latter higher priority level interrupt routine
has to wait untill the former interrupt routine is excuted. In this case the former interrupt routine is excuted in the
latter higher priority level.
A
B
C
AA
A
B
Interrupt level
(ILM = 0)
Interrupt level
(ILM = 1)
Interrupt level
(ILM = 7)
Normal interrupt sequence
Specified interrupt sequence
B interrupt generation
C interrupt generation
Program operation
Program transition
(Resister stack)
A: Main routine operation (ILM = 7)
B: Priority 0 interrupt routine (ILM = 0)
C: Priority 1 interrupt routine (ILM = 1)
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