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| D12320VF25IV Datasheet, PDF (934/1304 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents | |||
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Section 19 ROM
FWE
A18 to A0
CE
OE
WE
I/O7
I/O6
I/O5 to I/O0
tens tces
tceh tnxtc
tenh
tnxtc
tf
twep
tr
tds
tdh
H'20
tests tspa
terase
Erase end identifi-
cation signal
Erase normal end
confirmation signal
H'20
H'00
Figure 19.83 Auto-Erase Mode Timing Waveforms
19.29.7 Status Read Mode
⢠Status read mode is used to identify what type of abnormal end has occurred. Use this mode
when an abnormal end occurs in auto-program mode or auto-erase mode.
⢠The return code is retained until a command write for other than status read mode is
performed.
Rev.6.00 Sep. 27, 2007 Page 902 of 1268
REJ09B0220-0600
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