Datasheet

Section 19 ROM
Rev.6.00 Sep. 27, 2007 Page 739 of 1268
REJ09B0220-0600
2. Note that in the mode 10 and mode 11 boot modes, the on-chip ROM that can be used
immediately after all flash memory is erased by the boot program is the 64-kbyte area
from H'000000 to H'00FFFF.
3. Apart from the fact that flash memory can be erased and programmed, operation is the
same as in advanced expanded mode with on-chip ROM enabled.
4. Apart from the fact that flash memory can be erased and programmed, operation is the
same as in advanced single-chip mode.
5. The capacity of on-chip ROM in the H8S/2328B F-ZTAT is 256 kbytes.
The capacity of on-chip ROM in the H8S/2326 F-ZTAT is 512 kbytes.
Table 19.3 Operating Modes and ROM (H8S/2329B F-ZTAT and Mask ROM Version)
Mode Pins BCRL
Mode Operating Mode MD2 MD1 MD0 EAE On-Chip ROM
1 — 0 0 1 — —
2
*
3
1 0
3
*
3
1
4 Advanced expanded mode
with on-chip ROM disabled
1 0 0 — Disabled
5 Advanced expanded mode
with on-chip ROM disabled
1
6 1 0 0 Enabled (256 kbytes)
*
1
*
2
Advanced expanded mode
with on-chip ROM enabled
1 Enabled (64 kbytes)
7 Advanced single-chip mode 1 0 Enabled (256 kbytes)
*
1
*
2
1 Enabled (64 kbytes)
Notes: 1. Note that in modes 6 and 7, the on-chip ROM that can be used after a reset is the 64-
kbyte area from H'000000 to H'00FFFF.
2. The amount of on-chip RAM differs depending on the product. Refer to section 3.5,
Memory Map in Each Operation Mode, for details.
3. Boot mode in the H8S/2329B F-ZTAT.
See table 19.9, for information on H8S/2329B F-ZTAT user boot modes. See table
19.9, for information on H8S/2329B F-ZTAT user program modes.