h8s-2649 Renesas Electronics Corporation., h8s-2649 Datasheet - Page 107

• Manufacturer Part Number: h8s-2649
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

5.1
• Two interrupt control modes
• Priorities settable with IPR
• Independent vector addresses
• Seven external interrupts
• DTC control
 Any of two interrupt control modes can be set by means of the INTM1 and INTM0 bits in
 An interrupt priority register (IPR) is provided for setting interrupt priorities. Eight priority
 All interrupt sources are assigned independent vector addresses, making it unnecessary for
 NMI is the highest-priority interrupt, and is accepted at all times. Rising edge or falling
 The DTC can be activated by an interrupt request.
the system control register (SYSCR).
levels can be set for each module for all interrupts except NMI. NMI is assigned the
highest priority level of 8, and can be accepted at all times.
the source to be identified in the interrupt handling routine.
edge can be selected for NMI. Falling edge, rising edge, or both edge detection, or level
sensing, can be selected for IRQ5 to IRQ0.
Features
Section 5 Interrupt Controller
Rev. 2.00 Dec. 05, 2005 Page 69 of 724
Section 5 Interrupt Controller
REJ09B0200-0200