R5F21262SNFP#U0 Renesas Electronics America, R5F21262SNFP#U0 Datasheet - Page 381
R5F21262SNFP#U0
Manufacturer Part Number
R5F21262SNFP#U0
Description
IC R8C/26 MCU FLASH 32LQFP
Manufacturer
Renesas Electronics America
Series
R8C/2x/26r
Datasheet
1.R5F21272SDFPU0.pdf
(487 pages)
Specifications of R5F21262SNFP#U0
Core Processor
R8C
Core Size
16/32-Bit
Speed
20MHz
Connectivity
I²C, LIN, SIO, SSU, UART/USART
Peripherals
LED, POR, Voltage Detect, WDT
Number Of I /o
25
Program Memory Size
8KB (8K x 8)
Program Memory Type
FLASH
Ram Size
512 x 8
Voltage - Supply (vcc/vdd)
2.2 V ~ 5.5 V
Data Converters
A/D 12x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 85°C
Package / Case
32-LQFP
For Use With
R0K521276S000BE - KIT DEV RSK-R8C/26-29R0E521000EPB00 - PROBE EMULATOR FOR PC7501
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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R8C/26 Group, R8C/27 Group
Rev.2.10
REJ09B0278-0210
Figure 19.6
Flash Memory Control Register 1
b7 b6 b5 b4
NOTES:
1
1.
2.
3.
To set this bit to 1, set it to 1 immediately after setting it first to 0 w hile the FMR01 bit is set to 1 (CPU rew rite mode
enable) . Do not generate an interrupt betw een setting the bit to 0 and setting it to 1.
This bit is set to 0 by setting the FMR01 bit to 0 (CPU rew rite mode disabled).
When the FMR01 bit is set to 1 (CPU rew rite mode enabled), bits FMR15 and FMR16 can be w ritten to.
To set this bit to 0, set it to 0 immediately after setting it first to 1.
To set this bit to 1, set it to 1.
Sep 26, 2008
0
b3 b2
0
0
FMR1 Register
b1 b0
Bit Symbol
(b4-b2)
Symbol
FMR15
FMR16
FMR11
FMR1
(b0)
(b7)
Page 362 of 453
—
—
—
Reserved bit
EW1 mode select bit
Reserved bits
Block 0 rew rite disable bit
Block 1 rew rite disable bit
Reserved bit
Address
Bit Name
01B5h
(1, 2)
(2,3)
(2,3)
When read, the content is undefined.
0 : EW0 mode
1 : EW1 mode
Set to 0.
0 : Enables rew rite
1 : Disables rew rite
0 : Enables rew rite
1 : Disables rew rite
Set to 1.
After Reset
1000000Xb
Function
19. Flash Memory
RW
RW
RW
RW
RW
RW
RO
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