R5F21236JFP#U0 Renesas Electronics America, R5F21236JFP#U0 Datasheet - Page 448
![IC R8C/23 MCU FLASH 48LQFP](/photos/28/61/286102/48-lqfp__plqp0048kb-a_sml.jpg)
R5F21236JFP#U0
Manufacturer Part Number
R5F21236JFP#U0
Description
IC R8C/23 MCU FLASH 48LQFP
Manufacturer
Renesas Electronics America
Series
M16C™ M16C/R8C/Tiny/23r
Datasheet
1.R5F21237DFPU0.pdf
(551 pages)
Specifications of R5F21236JFP#U0
Core Processor
R8C
Core Size
16-Bit
Speed
20MHz
Connectivity
CAN, I²C, LIN, SIO, SSU, UART/USART
Peripherals
POR, Voltage Detect, WDT
Number Of I /o
41
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Ram Size
2K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 12x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
48-LQFP
For Use With
RCDK8C - KIT DEV EVAL FOR CAN R8C/23R0E521237CPE00 - EMULATOR COMPACT R8C/20/21/22/23
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
R5F21236JFP#U0R5F21236JFP
Manufacturer:
Renesas Electronics America
Quantity:
10 000
Part Number:
R5F21236JFP#U0R5F21236JFP#U1
Manufacturer:
Renesas Electronics America
Quantity:
135
Part Number:
R5F21236JFP#U0R5F21236JFP#U1
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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R8C/22 Group, R8C/23 Group
Rev.2.00 Aug 20, 2008
REJ09B0251-0200
Figure 20.6
Flash Memory Control Register 1
b7 b6 b5 b4
NOTES:
1
1.
2.
3.
When setting this bit to 1, set 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), the FMR15 and FMR16 bits can be w ritten.
When setting this bit to 0, set to 0 immediately after setting it first to 1.
When setting this bit to 1, set it to 1.
0
b3 b2
0
0
b1 b0
FMR1 Register
Bit Symbol
(b4-b2)
Symbol
FMR15
FMR16
FMR11
FMR1
Page 426 of 501
(b0)
(b7)
—
—
—
Reserved bit
EW1 mode select bit
Reserved bit
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, its content is indeterminate.
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
20. Flash Memory
RW
RW
RW
RW
RW
RW
RO
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