D12350F20IV Renesas Electronics America, D12350F20IV Datasheet - Page 142

• Manufacturer Part Number: D12350F20IV
• Description: IC H8S/2350 MCU 4.5/5.5V 0+K I-T
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2300r

Specifications of D12350F20IV

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: SCI, SmartCard
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 87
• Program Memory Type: ROMless
• Ram Size: 2K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 128-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

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