Hitachi F-ZTAT H8/3039 Series Hardware Manual page 489

FWE
A16-0
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ens
CE
OE
WE
I/O7
I/O6
I/O5-0
Caution on Use of Erase-Program Mode
• Auto-erase mode supports only entire memory erasing.
• Do not perform a command write during auto-erasing.
• Confirm normal end of auto-erasing by checking I/O 6. Alternatively, status read mode can
also be used for this purpose.
480
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nxtc
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H'20
Figure 15-21 Auto-Erase Mode Timing Waveforms
t t
ests spa
t
erase
Erase end
identification signal
Erase normal and
confirmation signal
H'20
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enh
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nxtc
H'00