DF2437FV Renesas Electronics America, DF2437FV Datasheet - Page 111

• Manufacturer Part Number: DF2437FV
• Description: IC H8S/2437 MCU FLASH 128QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2400r

Specifications of DF2437FV

• Core Processor: H8S/2600
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, SCI
• Peripherals: POR, PWM, WDT
• Number Of I /o: 85
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 16x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 128-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

5.3.3
IER controls enabling and disabling of interrupt requests IRQ7 to IRQ0.
Bit
7
6
5
4
3
2
1
0
Bit Name
IRQ7E
IRQ6E
IRQ5E
IRQ4E
IRQ3E
IRQ2E
IRQ1E
IRQ0E
IRQ Enable Register (IER)
Initial Value R/W
0
0
0
0
0
0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Description
IRQ7 Enable
The IRQ7 interrupt request is enabled when this bit is
1
IRQ6 Enable
The IRQ6 interrupt request is enabled when this bit is
1
IRQ5 Enable
The IRQ5 interrupt request is enabled when this bit is
1
IRQ4 Enable
The IRQ4 interrupt request is enabled when this bit is
1
IRQ3 Enable
The IRQ3 interrupt request is enabled when this bit is
1
IRQ2 Enable
The IRQ2 interrupt request is enabled when this bit is
1
IRQ1 Enable
The IRQ1 interrupt request is enabled when this bit is
1
IRQ0 Enable
The IRQ0 interrupt request is enabled when this bit is
1
Rev.2.00 May. 28, 2009 Page 71 of 732
REJ09B0059-0200