DF2148ATE20 Renesas Electronics America, DF2148ATE20 Datasheet - Page 185

• 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

Figure 5.8 Flowchart of Procedure Up to Interrupt Acceptance in
IRQ0?
Yes
Control level 1
interrupt?
IRQ1?
No
Yes
Yes
Yes
Branch to interrupt handling routine
Interrupt Control Mode 0
PS2IC?
No
Program execution state
Yes
Read vector address
Interrupt generated?
Save PC and CCR
No
I = 0?
NMI?
I
Yes
No
1
Yes
IRQ0?
Rev. 4.00 Sep 27, 2006 page 139 of 1130
Yes
IRQ1?
No
No
No
Yes
Section 5 Interrupt Controller
PS2IC?
No
Yes
REJ09B0327-0400
Hold pending