HD6412332 RENESAS [Renesas Technology Corp], HD6412332 Datasheet - Page 144

• Manufacturer Part Number: HD6412332
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Figure 5.4 shows a block diagram of the priority decision circuit.
Interrupt Acceptance Control: In interrupt control mode 0, interrupt acceptance is controlled by
the I bit in CCR.
Table 5.6 shows the interrupts selected in each interrupt control mode.
Table 5.6
Interrupt Control Mode
0
2
Rev.4.00 Sep. 07, 2007 Page 114 of 1210
REJ09B0245-0400
Interrupt source
Interrupts Selected in Each Interrupt Control Mode (1)
Figure 5.4 Block Diagram of Interrupt Control Operation
Interrupt Mask Bits
I
0
1
*
Interrupt
control
mode 0
Interrupt control mode 2
IPR
mask control
acceptance
Interrupt
control
8-level
I2 to I0
I
Default priority
determination
Selected Interrupts
All interrupts
NMI interrupts
All interrupts
Vector number
*: Don't care