R5F21346CNFP#U0 Renesas Electronics America, R5F21346CNFP#U0 Datasheet - Page 217

• Manufacturer Part Number: R5F21346CNFP#U0
• Description: MCU 1KB FLASH 32K ROM 48-LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/3x/34Cr

Specifications of R5F21346CNFP#U0

• Core Processor: R8C
• Core Size: 16/32-Bit
• Speed: 20MHz
• Connectivity: I²C, LIN, SIO, SSU, UART/USART
• Peripherals: POR, PWM, Voltage Detect, WDT
• Number Of I /o: 43
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 2.5K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 12x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/34C Group
REJ09B0586-0100 Rev.1.00 Jan 13, 2010
Page 184 of 723
13.3
13.3.1
The option function select area is allocated in the flash memory, not in the SFRs. Set appropriate values as
ROM data by a program. The following shows a setting example.
•
(Programming formats vary depending on the compiler. Check the compiler manual.)
•
(Programming formats vary depending on the compiler. Check the compiler manual.)
To set FFh in the OFS register
.org 00FFFCH
.lword reset | (0FF000000h)
To set FFh in the OFS2 register
.org 00FFDBH
.byte 0FFh
Notes on Option Function Select Area
Setting Example of Option Function Select Area
; RESET
13. Option Function Select Area