HD6433044 Datasheet, PDF (572/867 Pages) Hitachi Semiconductor – Hitachi Single-Chip Microcomputer

Start
Set programming/verification mode
V _CC= 6.0 V ± 0.25 V, V_PP = 12.5 V ± 0.3 V
Address = 0
Yes
No
n < 25
Fail
n=0
n + 1→ n
Program with t _PW = 0.2 ms ± 5%
No
Verification OK?
Yes
Program with t _OPW = 0.2n ms
No
Last address?
Yes
Set read mode
V _CC = 5.0 V ± 0.25 V, V_PP = V_CC
No
All addresses
read?
Yes
End
Address + 1 → address
Figure 18-4 High-Speed Programming Flowchart
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