DF2148ATE20 Renesas Electronics America, DF2148ATE20 Datasheet - Page 160

• Manufacturer Part Number: DF2148ATE20
• Description: IC H8S MCU FLASH 128K 100-QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2100r

Specifications of DF2148ATE20

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: Host Interface, I²C, IrDA, SCI
• Peripherals: POR, PWM, WDT
• Number Of I /o: 74
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 4 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: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Other names: HD64F2148ATE20; HD64F2148ATE20

Section 5 Interrupt Controller
5.1.2
A block diagram of the interrupt controller is shown in figure 5.1.
Rev. 4.00 Sep 27, 2006 page 114 of 1130
REJ09B0327-0400
Internal interrupt
requests
SWDTEND to PS2IC
Legend:
ISCR:
IER:
ISR:
ICR:
SYSCR:
NMI input
IRQ input
SYSCR
Block Diagram
IRQ sense control register
IRQ enable register
IRQ status register
Interrupt control register
System control register
Figure 5.1 Block Diagram of Interrupt Controller
Interrupt controller
INTM1 INTM0
NMIEG
ISCR
NMI input unit
IRQ input unit
ISR
IER
determination
Priority
ICR
Interrupt
request
Vector
number
I, UI
CPU
CCR