Datasheet

Rev.6.00 Oct.28.2004 page 4 of 1016
REJ09B0138-0600H
Item Specification
Interrupt controller
• Nine external interrupt pins (NMI, IRQ0 to IRQ7)
• 52 internal interrupt sources
• Eight priority levels settable
Power-down state
• Medium-speed mode
• Sleep mode
• Module stop mode
• Software standby mode
• Hardware standby mode
Operating modes
• Eight MCU operating modes (H8S/2357 F-ZTAT)
CPU
External Data Bus
Mode
Operating
Mode Description
On-Chip
ROM
Initial
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
expansion mode
Enabled 8 bits 16 bits
7 Single-chip mode — —
8— — — — —
9
10 Advanced Boot mode Enabled 8 bits 16 bits
11 — —
12 — — — — —
13
14 Advanced User program mode Enabled 8 bits 16 bits
15 — —