HD6473847RHV Datasheet, PDF (204/546 Pages) Renesas Technology Corp – Renesas 8-Bit Single-Chip Microcomputer H8 Family / H8/300L Super Low Power Series

Section 6 ROM
A15 to A0
tces
tceh tnxtc
tnxtc
I/O7
I/O6
I/O5 to I/O0
twep
tf
tr
tests
tspa
tds
tdh
H'20
terase
Erase end decision
signal
Erase normal end
decision signal
H'20
H'00
Figure 6.18 Timing Waveforms in Auto-Erase Mode
6.10.6 Status Read Mode
1. Status read mode is provided to identify the kind of abnormal end. Use this mode when an
abnormal end occurs in auto-program mode or auto-erase mode.
2. The return code is retained until a command write other than command write in status read
mode is executed.
3. Table 6.17 shows the AC characteristics and table 6.18 shows the return codes.
Rev. 7.00 Mar. 08, 2010 Page 172 of 510
REJ09B0024-0700