DF71251AD50FPV Renesas Electronics America, DF71251AD50FPV Datasheet - Page 367

• Manufacturer Part Number: DF71251AD50FPV
• Description: MCU RISC FLASH 32K 8K 64LQFP
• Manufacturer: Renesas Electronics America
• Series: SuperH® SH Tinyr

Specifications of DF71251AD50FPV

• Core Processor: SH-2
• Core Size: 32-Bit
• Speed: 50MHz
• Connectivity: SCI
• Peripherals: POR, PWM, WDT
• Number Of I /o: 37
• 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: 64-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

9.7.17
If overflow/underflow and counter clearing occur simultaneously, the TCFV/TCFU flag in TSR is
not set and TCNT clearing takes precedence.
Figure 9.122 shows the operation timing when a TGR compare match is specified as the clearing
source, and when H'FFFF is set in TGR.
Contention between Overflow/Underflow and Counter Clearing
Figure 9.122 Contention between Overflow and Counter Clearing
TCNT input
clock
TCNT
Counter clear
signal
TGF
TCFV
MPφ
H'FFFF
Disabled
Rev. 5.00 Mar. 06, 2009 Page 347 of 770
H'0000
REJ09B0243-0500