DF3052BX25V Renesas Electronics America, DF3052BX25V Datasheet - Page 804

• Manufacturer Part Number: DF3052BX25V
• Description: MCU 5V 512K 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300Hr

Specifications of DF3052BX25V

• Core Processor: H8/300H
• Core Size: 16-Bit
• Speed: 25MHz
• Connectivity: SCI, SmartCard
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 70
• Program Memory Size: 512KB (512K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 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: Lead free / RoHS Compliant
• Eeprom Size: -

Appendix B Internal I/O Register
IER—IRQ Enable Register
ISR—IRQ Status Register
Bit
Initial value
Read/Write
Note:
Rev. 3.00 Mar 21, 2006 page 774 of 814
REJ09B0302-0300
Bit
Initial value
Read/Write
*
Only 0 can be written, to clear the flag.
IRQ to IRQ flags
IRQ5F to IRQ0F
5
—
—
R/(W)
7
0
Bits 5 to 0
—
7
0
0
1
0
—
—
R/(W)
6
0
—
6
0
Setting and Clearing Conditions
[Clearing conditions]
[Setting conditions]
IRQ5F
R/(W) *
handling is carried out.
carried out.
Read IRQnF when IRQnF = 1, then write 0 in IRQnF.
IRQnSC = 0, IRQn input is high, and interrupt exception
IRQnSC = 1 and IRQn interrupt exception handling is
IRQnSC = 0 and IRQn input is low.
IRQnSC = 1 and a falling edge is generated in the IRQn input.
IRQ5E
R/(W)
5
0
5
0
IRQ to IRQ enable
0 IRQ to IRQ interrupts are disabled
1 IRQ to IRQ interrupts are enabled
IRQ4F
R/(W) *
IRQ4E
R/(W)
5
4
0
4
0
5
5
IRQ3F
R/(W) *
0
IRQ3E
R/(W)
3
0
3
0
0
0
IRQ2F
R/(W) *
H'F5
H'F6
IRQ2E
R/(W)
2
0
2
0
Interrupt controller
Interrupt controller
IRQ1F
R/(W) *
IRQ1E
R/(W)
1
0
1
0
IRQ0F
R/(W) *
IRQ0E
(n = 5 to 0)
R/(W)
0
0
0
0