HD6412320 RENESAS [Renesas Technology Corp], HD6412320 Datasheet - Page 170

• Manufacturer Part Number: HD6412320
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family H8S-2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 5 Interrupt Controller
5.6.2
Figure 5.9 shows a block diagram of the DTC, DMAC * , and interrupt controller.
Note: * The DMAC is not supported in the H8S/2321.
Rev.6.00 Sep. 27, 2007 Page 140 of 1268
REJ09B0220-0600
On-chip
supporting
module
IRQ
interrupt
Note: * The DMAC is not supported in the H8S/2321.
Block Diagram
Interrupt source
clear signal
Interrupt
request
Figure 5.9 Interrupt Control for DTC and DMAC *
Interrupt controller
Selection
DTVECR
DTCER
circuit
Select
signal
clear signal
Clear signal
SWDTE
DMAC *
Determination of
Control logic
priority
CPU interrupt
request vector
number
DTC activation
request vector
number
Clear signal
I, I2 to I0
CPU
DTC