DF3048BVX25WV Renesas Electronics America, DF3048BVX25WV Datasheet - Page 387

• Manufacturer Part Number: DF3048BVX25WV
• Description: MCU 3/5V 128K PB-FREE 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300Hr

Specifications of DF3048BVX25WV

• Core Processor: H8/300H
• Core Size: 16-Bit
• Speed: 25MHz
• Connectivity: SCI, SmartCard
• Peripherals: DMA, PWM, WDT
• Number Of I /o: 70
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 100-TQFP, 100-VQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

10.4.2
Counter Operation
When one of bits STR0 to STR4 is set to 1 in the timer start register (TSTR), the timer counter
(TCNT) in the corresponding channel starts counting. The counting can be free-running or
periodic.
Sample setup procedure for counter: Figure 10.14 shows a sample procedure for setting up a
counter.
Basic Functions
Select counter clear source
Select output compare
Select counter clock
Type of counting?
Periodic counting
Periodic counter
register function
Counter setup
Start counter
Set period
Figure 10.14 Counter Setup Procedure (Example)
Yes
No
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2
3
4
5
Section 10 16-Bit Integrated Timer Unit (ITU)
Rev. 3.00 Sep 27, 2006 page 359 of 872
Free-running counting
Free-running counter
Start counter
REJ09B0325-0300
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