DF2437FV Renesas Electronics America, DF2437FV Datasheet - Page 337

• 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: -

11.5.6
The OVF flag in TCSR is set to 1 by an overflow signal output when the TCNT overflows
(changes from H'FF to H'00). Figure 11.10 shows the timing of OVF flag setting.
Timing of Overflow Flag (OVF) Setting
φ
TCNT
Overflow signal
OVF
Figure 11.10 Timing of OVF Flag Setting
H'FF
Rev.2.00 May. 28, 2009 Page 297 of 732
H'00
REJ09B0059-0200