H8S-2350 RENESAS [Renesas Technology Corp], H8S-2350 Datasheet - Page 140

• Manufacturer Part Number: H8S-2350
• Description: 16-Bit Single-Chip Microcomputer
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 5 Interrupt Controller
Table 5.5
Figure 5.4 shows a block diagram of the priority decision circuit.
Rev. 3.00 Sep 15, 2006 page 106 of 988
REJ09B0330-0300
Interrupt
Control Mode INTM1 INTM0
0
—
2
—
Interrupt source
Interrupt Control Modes
0
1
Figure 5.4 Block Diagram of Interrupt Control Operation
SYSCR
0
1
0
1
Interrupt
control
mode 0
Interrupt control mode 2
IPR
mask control
Priority Setting
Registers
—
—
IPR
—
acceptance
Interrupt
control
8-level
I2 to I0
I
Interrupt
Mask Bits
I
—
I2 to I0
—
Default priority
determination
Description
Interrupt mask control is
performed by the I bit.
Setting prohibited
8-level interrupt mask control
is performed by bits I2 to I0.
8 priority levels can be set
with IPR.
Setting prohibited
Vector number