DF3052BX25V Renesas Electronics America, DF3052BX25V Datasheet - Page 113

• 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: -

Bit 3—User Bit Enable (UE): Selects whether to use the UI bit in CCR as a user bit or an
interrupt mask bit.
Bit 2—NMI Edge Select (NMIEG): Selects the NMI input edge.
5.2.2
IPRA and IPRB are 8-bit readable/writable registers that control interrupt priority.
Bit 3: UE
0
1
Bit 2: NMIEG
0
1
Interrupt Priority Registers A and B (IPRA, IPRB)
Description
UI bit in CCR is used as interrupt mask bit
UI bit in CCR is used as user bit
Description
Interrupt is requested at falling edge of NMI input
Interrupt is requested at rising edge of NMI input
Rev. 3.00 Mar 21, 2006 page 83 of 814
Section 5 Interrupt Controller
REJ09B0302-0300
(Initial value)
(Initial value)