R5F21346CNFP#U0 Renesas Electronics America, R5F21346CNFP#U0 Datasheet - Page 214
R5F21346CNFP#U0
Manufacturer Part Number
R5F21346CNFP#U0
Description
MCU 1KB FLASH 32K ROM 48-LQFP
Manufacturer
Renesas Electronics America
Series
R8C/3x/34Cr
Datasheet
1.R5F21346CNFPU0.pdf
(759 pages)
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
-
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R8C/34C Group
REJ09B0586-0100 Rev.1.00 Jan 13, 2010
Page 181 of 723
13. Option Function Select Area
13.1
Figure 13.1
The option function select area is used to select the MCU state after a reset, the function to prevent rewriting in
parallel I/O mode, or the watchdog timer operation. The reset vector highest-order-address, 0FFFFh and 0FFDBh,
are assigned as the option function select area. Figure 13.1 shows the Option Function Select Area.
Overview
Option Function Select Area
Option function select area
0FFDBh to 0FFD8h
0FFFFh to 0FFFCh
Address
OFS2
OFS
Reserved area
Reset vector
4 bytes
13. Option Function Select Area
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