Renesas SH7041 Series, Hardware Manual, Page: 767 / 923

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Table 22.12 Commands of the Programmer Mode
Number
First Cycle Second Cycle
Command Name of Cycles Mode Address Data Mode Address Data
Memory read mode 1+n write X H'00 read RA Dout
Auto-program mode 129 write X H'40 write WA Din
Auto-erase mode 2 write X H'20 write X H'20
Status read mode 2 write X H'71 write X H'71
Notes: 1. In auto-program mode, 129 cycles are required for command writing by a simultaneous
128-byte write.
2. In memory read mode, the number of cycles depends on the number of address write
cycles (n).
22.11.3 Memory Read Mode
Table 22.13 AC Characteristics in Transition to Memory Read Mode
(Conditions: V
CC
= 5.0 V ±10%, V
SS
= 0 V, T
a
= 25°C ±5°C)
Item Symbol Min Max Unit Notes
Command write cycle t
nxtc
20 µs
CE
hold time t
ceh
0 ns
CE
setup time t
ces
0 ns
Data hold time t
dh
50 ns
Data setup time t
ds
50 ns
Write pulse width t
wep
70 ns
WE
rise time t
r
30 ns
WE
fall time t
f
30 ns