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| HD64F3039F18 Datasheet, PDF (511/710 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8 Family / H8/300H Series | |||
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Section 15 ROM
15.8.8 PROM Mode Transition Time
Commands cannot be accepted during the oscillation stabilization period or the PROM mode setup
period. After the PROM mode setup time, a transition is made to memory read mode.
Table 15.20 Stipulated Transition Times to Command Wait State
Item
Standby release (oscillation
settling time)
PROM mode setup time
VCC hold time
Symbol
t
osc1
tbmv
tdwn
Min
20
10
0
Max
Unit
â
ms
â
ms
â
ms
Notes
VCC
RES
FWE
tosc1
tbmv
Memory read
mode
Command wait
state
Auto-program mode
Auto-erase mode
Command wait state
Normal/abnormal
t end identification dwn
Note: Set the FWE input pin low level, except in the auto-program and auto-erase modes.
Figure 15.23 Oscillation Stabilization Time, Boot Program Transfer Time
Rev.3.00 Mar. 26, 2007 Page 487 of 682
REJ09B0353-0300
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