DF71241D50FPV Renesas Electronics America, DF71241D50FPV Datasheet - Page 266

• Manufacturer Part Number: DF71241D50FPV
• Description: MCU RISC FLASH 5V 32K 48-LQFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH Tinyr

Specifications of DF71241D50FPV

• Core Processor: SH-2
• Core Size: 32-Bit
• Speed: 50MHz
• Connectivity: SCI
• Peripherals: POR, PWM, WDT
• Number Of I /o: 23
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 8K x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Data Converters: A/D 8x10b
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

• When TGR is an input capture register
Example of Buffer Operation Setting Procedure: Figure 9.16 shows an example of the buffer
operation setting procedure.
Rev. 5.00 Mar. 06, 2009 Page 246 of 770
REJ09B0243-0500
When input capture occurs, the value in TCNT is transferred to TGR and the value previously
held in the timer general register is transferred to the buffer register.
This operation is illustrated in figure 9.15.
Select TGR function
Figure 9.16 Example of Buffer Operation Setting Procedure
Set buffer operation
Input capture
signal
<Buffer operation>
Buffer operation
register
Buffer
Start count
Figure 9.15 Input Capture Buffer Operation
[1]
[2]
[3]
Timer general
[1] Designate TGR as an input capture register or
[2] Designate TGR for buffer operation with bits
[3] Set the CST bit in TSTR to 1 start the count
register
output compare register by means of TIOR.
BFA and BFB in TMDR.
operation.
TCNT