DF2437FV Renesas Electronics America, DF2437FV Datasheet - Page 123

• Manufacturer Part Number: DF2437FV
• Description: IC H8S/2437 MCU FLASH 128QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2400r

Specifications of DF2437FV

• Core Processor: H8S/2600
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: I²C, SCI
• Peripherals: POR, PWM, WDT
• Number Of I /o: 85
• Program Memory Size: 256KB (256K x 8)
• Program Memory Type: FLASH
• Ram Size: 16K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 16x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 128-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

7. The CPU generates a vector address for the accepted interrupt and starts execution of the
interrupt handling routine at the address indicated by the contents of the vector address in the
vector table.
Figure 5.3 Flowchart of Procedure Up to Interrupt Acceptance
IRQ0
Yes
Yes
in Interrupt Control Mode 0
Branch to interrupt handling routine
Program execution status
Read vector address
Interrupt generated?
Save PC and CCR
I ← 1
IRQ1
I = 0
NMI
No
Yes
No
Yes
Yes
No
No
Rev.2.00 May. 28, 2009 Page 83 of 732
No
IICI3
Yes
pending
Hold
REJ09B0059-0200