Datasheet

Section 6 ROM
Rev. 6.00 Aug 04, 2006 page 159 of 680
REJ09B0145-0600
Address in
MCU mode
Address in
PROM mode
H'0000 H'0000
H'1FFFF
H'EDFF H'EDFF
On-chip PROM
Uninstalled area*
Note: * The output data is not guaranteed if this address area is read in PROM mode. Therefore,
when programming with a PROM programmer, be sure to specify addresses from H'0000
to H'EDFF. If programming is inadvertently performed from H'EE00 onward, it may not be
possible to continue PROM programming and verification.
When programming, H'FF should be set as the data in this address area (H'EE00 to
H'1FFFF).
Figure 6.3 H8/3847R Memory Map in PROM Mode