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38D2 Datasheet(PDF) 79 Page - Renesas Technology Corp

Part # 38D2
Description  SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
PDF  136 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

38D2 Datasheet(HTML) 79 Page - Renesas Technology Corp

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Rev.3.02
Apr 10, 2008
Page 79 of 131
REJ03B0177-0302
38D2 Group
Full Status Check
By performing full status check, it is possible to know the
execution results of erase and program operations. Figure 77
shows a full status check flowchart and the action to be taken
when each error occurs.
Fig 77. Full status check flowchart and remedial procedure for errors
Read status register
SR4 = “1”
and
SR5 = “1”?
Command
sequence error
YES
Execute the clear status register command (5016)to
clear the status register. Try performing the
operation one more time after confirming that the
command is entered correctly.
NO
SR5 = “0”?
YES
Block erase error
NO
Should an erase error occur, the block in error
cannot be used.
SR4 = “0”?
YES
Program error
NO
End (block erase, program)
Note: When one of SR5 and SR4 is set to “1”, none of the read array, program,
and block erase commands is accepted. Execute the clear status register
command (5016) before executing these commands.
Should a program error occur, the block in error
cannot be used.



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