R5F21324ANSP#U1 Renesas Electronics America, R5F21324ANSP#U1 Datasheet - Page 589

• Manufacturer Part Number: R5F21324ANSP#U1
• Description: MCU 1KB FLASH 16K ROM 20-LSSOP
• Manufacturer: Renesas Electronics America
• Series: R8C/3x/32Ar

Specifications of R5F21324ANSP#U1

• 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: 15
• 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 4x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 20-LSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Under development
R8C/32A Group
REJ09B0458-0020 Rev.0.20
Page 559 of 583
33.3
33.4
33.3.1
33.4.1
As the ID code areas are allocated in the flash memory (not in the SFRs), they cannot be rewritten by executing
an instruction. Write appropriate values when creating a program. The following shows a setting example.
•
(Programming formats vary depending on the compiler. Check the compiler manual.)
As the option function select area is allocated in the flash memory (not in the SFRs), they cannot be rewritten by
executing an instruction. Write appropriate values when creating a program. The following shows a setting
example.
•
(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 ; BREAK
.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)
Notes on ID Code Areas
Notes on Option Function Select Area
Setting Example of ID Code Areas
Setting Example of Option Function Select Area
Preliminary specification
Specifications in this manual are tentative and subject to change.
Nov 05, 2008
; UND
; INTO
; ADDRESS MATCH
; SET SINGLE STEP
; WDT
; ADDRESS BREAK
; RESERVE
; RESET
33. Usage Notes