D12321VF20V Renesas Electronics America, D12321VF20V Datasheet - Page 532

• Manufacturer Part Number: D12321VF20V
• Description: IC H8S/2321 MCU ROMLESS 128QFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2300r

Specifications of D12321VF20V

• Core Processor: H8S/2000
• Core Size: 16-Bit
• Speed: 20MHz
• Connectivity: SCI, SmartCard
• Peripherals: POR, PWM, WDT
• Number Of I /o: 86
• Program Memory Type: ROMless
• Ram Size: 4K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 8x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 75°C
• Package / Case: 128-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Program Memory Size: -

Section 10 16-Bit Timer Pulse Unit (TPU)
Example of PWM Mode Setting Procedure: Figure 10.24 shows an example of the PWM mode
setting procedure.
Rev.6.00 Sep. 27, 2007 Page 500 of 1268
REJ09B0220-0600
Select counter clearing source
Select waveform output level
Select counter clock
Set PWM mode
<PWM mode>
PWM mode
Start count
Set TGR
Figure 10.24 Example of PWM Mode Setting Procedure
[1]
[2]
[3]
[4]
[5]
[6]
[1] Select the counter clock with bits TPSC2 to
[2] Use bits CCLR2 to CCLR0 in TCR to select the
[3] Use TIOR to designate the TGR as an output
[4] Set the period in the TGR selected in [2], and
[5] Select the PWM mode with bits MD3 to MD0 in
[6] Set the CST bit in TSTR to 1 to start the count
TPSC0 in TCR. At the same time, select the
input clock edge with bits CKEG1 and CKEG0 in
TCR.
TGR to be used as the TCNT clearing source.
compare register, and select the initial value and
output value.
set the duty in the other TGR.
TMDR.
operation.