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SH7041A Datasheet(PDF) 714 Page - Renesas Technology Corp

Part # SH7041A
Description  Renesas 32-Bit Single-Chip RISC Microprocessor SuperH RISC engine Family/SH7040 Series(CPU Core SH-2)
PDF  923 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

SH7041A Datasheet(HTML) 714 Page - Renesas Technology Corp

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676
Start
Set EPROM writer to
write/verify mode
(V
CC = 6.0 V ± 0.25 V,
V
PP = 12.5 V ± 0.3 V)
Address = 0
n = 0
n + 1
→ n
Data write
(t
PW = 0.2 ms ± 5%)
Data write
(t
OPW = 0.2n ms)
Is verify
result OK?
No
Yes
Final
address?
No
Yes
Set EPROM
writer to read mode
(V
CC = 5.0 V ± 0.25 V,
V
PP = VCC)
All address
read results
OK?
No
Yes
End
No good
No
V
CC: Power supply
V
PP: PROM program power supply
t
PW: Initial programming pulse width
t
OPW: Over-programming pulse width
n = 25?
Yes
Address + 1
→
address
< Preliminary >
Figure 21.6 High-Speed, High-Reliability Programming Basic Flow



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