DF3052BX25V Renesas Electronics America, DF3052BX25V Datasheet - Page 372

• Manufacturer Part Number: DF3052BX25V
• Description: MCU 5V 512K 100-TQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8/300Hr

Specifications of DF3052BX25V

• Core Processor: H8/300H
• Core Size: 16-Bit
• Speed: 25MHz
• Connectivity: SCI, SmartCard
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 70
• Program Memory Size: 512KB (512K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 4.5 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: Lead free / RoHS Compliant
• Eeprom Size: -

Section 10 16-Bit Integrated Timer Unit (ITU)
Rev. 3.00 Mar 21, 2006 page 342 of 814
REJ09B0302-0300
1. Set bits TPSC2 to TPSC0 in TCR to select the counter clock source. If an
2. For periodic counting, set CCLR1 and CCLR0 in TCR to have TCNT cleared
3. Set TIOR to select the output compare function of GRA or GRB, whichever
4. Write the count period in GRA or GRB, whichever was selected in step 2.
5. Set the STR bit to 1 in TSTR to start the timer counter.
Select counter clear source
external clock source is selected, set bits CKEG1 and CKEG0 in TCR to
select the desired edge(s) of the external clock signal.
at GRA compare match or GRB compare match.
was selected in step 2.
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
1
2
3
4
5
Free-running counting
Free-running counter
Start counter
5