3850 datasheet(59/101 Pages) RENESAS

tên linh kiện	3850

Giải thích chi tiết về linh kiện	SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

PDF	101 Pages

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nhà sản xuất	RENESAS [Renesas Technology Corp]

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59 / 101 page

Rev.3.01

2003.06.20

page 59 of 98

3850 Group (Spec.H/A)

Full Status Check

By performing full status check, it is possible to know the execu-

tion results of erase and program operations. Figure 62 shows a

Fig. 62 Full status check flowchart and remedial procedure for errors

full status check flowchart and the action to be taken when each

error occurs.

Read status register

SR4 = 1 and

SR5 = 1 ?

YES

SR5 = 0 ?

YES

Erase error

SR4 = 0 ?

YES

Command

sequence error

Program error

End (erase, program)

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.

Should an erase error occur, the block in error

cannot be used.

Note: When one of SR5 and SR4 is set to “1”, none of the read array, the program, erase

all blocks, 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.

3850 bảng dữ liệu(PDF) 59 Page - Renesas Technology Corp