HD64F3026X25 Renesas Electronics America, HD64F3026X25 Datasheet - Page 133

• Manufacturer Part Number: HD64F3026X25
• Description: MCU 3V 256K 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300Hr

Specifications of HD64F3026X25

• Core Processor: H8/300H
• Core Size: 16-Bit
• Speed: 25MHz
• Connectivity: SCI, SmartCard
• Peripherals: PWM, WDT
• Number Of I /o: 70
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

5.2.4
IER is an 8-bit readable/writable register that enables or disables IRQ
IER is initialized to H'00 by a reset and in hardware standby mode.
Bits 7 and 6—Reserved: These bits can be written and read, but they do not enable or disable
interrupts.
Bits 5 to 0—IRQ
IRQ
Bits 5 to 0
IRQ5E to IRQ0E Description
0
1
Bit
Initial value
Read/Write
5
to IRQ
IRQ Enable Register (IER)
0
interrupts.
5
Reserved bits
IRQ
IRQ
R/W
—
to IRQ
7
0
5
5
to IRQ
to IRQ
0
Enable (IRQ5E to IRQ0E): These bits enable or disable
R/W
—
6
0
0
0
interrupts are disabled
interrupts are enabled
IRQ5E
R/W
5
0
IRQ to IRQ enable
These bits enable or disable IRQ to IRQ interrupts
IRQ4E
R/W
4
0
5
IRQ3E
R/W
0
Rev. 2.00 Sep 20, 2005 page 93 of 800
3
0
IRQ2E
R/W
Section 5 Interrupt Controller
5
2
0
to IRQ
IRQ1E
0
R/W
5
interrupt requests.
1
0
REJ09B0260-0200
(Initial value)
IRQ0E
0
R/W
0
0