參數(shù)資料
型號: MC68HC05JB4DWR2
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 3 MHz, MICROCONTROLLER, PDSO28
封裝: SOIC-28
文件頁數(shù): 36/134頁
文件大?。?/td> 1305K
代理商: MC68HC05JB4DWR2
GENERAL RELEASE SPECIFICATION
February 24, 1999
MOTOROLA
MC68HC05JB4
A-4
REV 2
CAUTION
It is important to remember that an external programming voltage must be applied
to the VPP pin while programming, but it should be equal to VDD during normal
operations.
Figure A-2 shows the ow required to successfully program the EPROM.
Figure A-2. EPROM Programming Sequence
START
ELAT=1
Write EPROM byte
EPGM=1
Wait 1ms
EPGM=0
ELAT=0
Write
additional
byte?
N
Y
END
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