參數(shù)資料
型號: M37630E4FS
元件分類: 微控制器/微處理器
英文描述: 8-BIT, UVPROM, 10 MHz, MICROCONTROLLER, CQCC80
封裝: 0.80 MM PITCH, CERAMIC, LCC-80
文件頁數(shù): 33/49頁
文件大?。?/td> 840K
代理商: M37630E4FS
38
MITSUBISHI MICROCOMPUTERS
7630 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
RESET CIRCUIT
The 7630 group is reset according to the sequence shown in Fig.
44. It starts program execution from the address formed by the con-
tents of the addresses FFFB16 and FFFA16, when the RESET pin is
held at “L” level for more than 2
s while the power supply voltage is
in the recommended operating condition and then returned to “H”
level.
Refer to Fig. 43 for an example of the reset circuit.
Fig. 43
Example of reset circuit
Fig. 44
Reset sequence
power on
0V
power source voltage
reset input voltage
4.0V
0.8V
7630 group
M51953AL
RESET
VSS
VCC
0.1
F
1
5
4
3
XIN
RESET
internal reset
Address
Data
?????
28 to 34
cycles of XIN
ADL
ADH
FFFA16
FFFB16
ADL, ADH
1st op code
20 cycles of XIN
24 cycles of XIN
8192 cycles of
XIN (T1, T2)
相關(guān)PDF資料
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M37641M8-XXXHP 8-BIT, MROM, 12 MHz, MICROCONTROLLER, PQFP80
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