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H8/3021 Datasheet(PDF) 519 Page - Renesas Technology Corp

Part # H8/3021
Description  16-Bit Single-Chip Microcomputer
PDF  712 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

H8/3021 Datasheet(HTML) 519 Page - Renesas Technology Corp

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15. ROM
Rev.2.00 Mar. 22, 2007 Page 495 of 684
REJ09B0352-0200
Flash memory access disabled period
(x: Wait time after SWE setting, y: Wait time after SWE clearing)*2
Flash memory reprogrammable period
(Flash memory program execution and data read, other than verify, are disabled.)
φ
VCC
FWE
tOSC1
Min. 0
μs
Min. 0
μs
Min.
200 ns
tMDS
tMDS
MD2 to MD0*
1
RES
SWE bit
SWE
set
SWE
clear
Programming
and erase
possible
Wait time:
x
Wait time:
y
Notes: 1. Always fix the level by pulling down or pulling up the mode pins (MD2 to MD0)
until powering off, except for mode switching.
2. See section 18.2.5 Flash Memory Characteristics.
Figure 15.17 Powering On/Off Timing (Boot Mode)



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