參數(shù)資料
型號: M37160M8-XXXFP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 8.86 MHz, MICROCONTROLLER, PDSO42
封裝: 0.450 INCH, 0.80 MM PITCH, PLASTIC, SSOP-42
文件頁數(shù): 118/133頁
文件大?。?/td> 1003K
代理商: M37160M8-XXXFP
Rev.1.01
2003.11.13
page 83 of 130
M37160M8/MA/MF-XXXSP/FP,M37160EFSP/FP
Fig.8.11.1 Sequence at Detecting Software Runaway Detection
8.11 SOFTWARE RUNAWAY DETECT FUNCTION
This microcomputer has a function to decode undefined instructions
to detect a software runaway.
When an undefined op-code is input to the CPU as an instruction
code during operation, the following processing is done.
The CPU generates an undefined instruction decoding signal.
The device is internally reset due to the undefined instruction de-
coding signal.
As a result of internal reset, the same reset processing as in the
case of ordinary reset operation is done, and the program restarts
from the reset vector.
Note, however, that the software runaway detecting function cannot
be disalbed.
ADH,
ADL
01,S–2
01,S–1
PCH
PCL
PSADH
ADL
PC
?
: Undefined instruction decode
?
Undefined instruction decoding signal
occurs.Internal reset signal occurs.
φ
SYNC
Address
Data
Reset sequence
01,SFFFE16
FFFF16
: Invalid
: Program counter
S
: Stack pointer
PC
ADL, ADH : Jump destination address of reset
相關(guān)PDF資料
PDF描述
M37160MA-XXXFP 8-BIT, MROM, 8.86 MHz, MICROCONTROLLER, PDSO42
M37160M8-XXXSP 8-BIT, MROM, 8.86 MHz, MICROCONTROLLER, PDIP42
M37160MA-XXXSP 8-BIT, MROM, 8.86 MHz, MICROCONTROLLER, PDIP42
M37160MF-XXXFP 8-BIT, MROM, 8.86 MHz, MICROCONTROLLER, PDSO42
M37160MA-XXXFP 8-BIT, MROM, 8.86 MHz, MICROCONTROLLER, PDSO42
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參數(shù)描述
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