HD6432345 Datasheet, PDF (24/907 Pages) Hitachi Semiconductor – H8S/2345 F-ZTAT Hardware Manual

Table 1.1 Overview (cont)
Item
Power-down state
Operating modes
Specification
• Medium-speed mode
• Sleep mode
• Module stop mode
• Software standby mode
• Hardware standby mode
• Eight MCU operating modes (F-ZTAT version)
CPU
Operating
Mode Mode
Description
External Data Bus
On-Chip Initial
ROM Value
Maximum
Value
0
—
—
—
—
—
1
2
3
4
Advanced On-chip ROM disabled Disabled 16 bits 16 bits
5
expansion mode
8 bits 16 bits
6
On-chip ROM enabled Enabled 8 bits 16 bits
expansion mode
7
Single-chip mode
—
—
8
—
—
—
—
—
9
10 Advanced Boot mode
Enabled 8 bits 16 bits
11
—
—
12 —
—
—
—
—
13
14 Advanced User-programmable
15
mode
Enabled 8 bits
—
16 bits
—
4