R5F21334CNFP#U0 Renesas Electronics America, R5F21334CNFP#U0 Datasheet - Page 595

• Manufacturer Part Number: R5F21334CNFP#U0
• Description: MCU 1KB FLASH 16K ROM 32-LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/3x/33Cr

Specifications of R5F21334CNFP#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: 27
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Ram Size: 1.5K 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: 32-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/33C Group
REJ09B0570-0100 Rev.1.00 Dec. 14, 2009
Page 565 of 589
33.3
33.4
33.3.1
33.4.1
The ID code areas are 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.)
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 55h in all of the ID code areas
.org 00FFDCH
.lword dummy | (55000000h)
.lword dummy | (55000000h)
.lword dummy
.lword dummy | (55000000h)
.lword dummy | (55000000h)
.lword dummy | (55000000h)
.lword dummy | (55000000h)
.lword dummy | (55000000h)
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 ID Code Areas
Notes on Option Function Select Area
Setting Example of ID Code Areas
Setting Example of Option Function Select Area
; UND
; INTO
; BREAK
; ADDRESS MATCH
; SET SINGLE STEP
; WDT
; ADDRESS BREAK
; RESERVE
; RESET
33. Usage Notes