DF71251AD50FPV Renesas Electronics America, DF71251AD50FPV Datasheet - Page 448

• 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: -

Rev. 5.00 Mar. 06, 2009 Page 428 of 770
REJ09B0243-0500
Bit
3
Bit Name
PER
Initial
value
0
R/W
R/(W)* Parity Error
Description
Indicates that a parity error occurred during data
reception in asynchronous mode, causing abnormal
termination.
0: Indicates that reception is in progress or was
[Clearing conditions]
•
•
1: Indicates that a parity error occurred during
[Setting condition]
•
Notes: 1. The PER flag is not affected and retains
completed successfully*
reception*
By a power-on reset or in standby mode
When 0 is written to PER after reading PER = 1
When the number of 1s in the received data and
parity does not match the even or odd parity
specified by the O/E bit in the serial mode register
(SCSMR).
2. If a parity error occurs, the receive data is
its previous value when the RE bit in
SCSCR is cleared to 0.
transferred to SCRDR but the RDRF flag
is not set. Subsequent serial reception
cannot be continued while the PER flag is
set to 1.
2
1