R5F21226JFP#U0 Renesas Electronics America, R5F21226JFP#U0 Datasheet - Page 446
R5F21226JFP#U0
Manufacturer Part Number
R5F21226JFP#U0
Description
IC R8C/22 MCU FLASH 48LQFP
Manufacturer
Renesas Electronics America
Series
R8C/2x/22r
Datasheet
1.R5F21237DFPU0.pdf
(551 pages)
Specifications of R5F21226JFP#U0
Core Processor
R8C
Core Size
16/32-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
R0E521237CPE00 - 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:
R5F21226JFP#U0R5F21226JFP#U1
Manufacturer:
Renesas Electronics America
Quantity:
10 000
Part Number:
R5F21226JFP#U0R5F21226JFP#V0
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
20.4.2.11 FMR41 Bit
20.4.2.12 FMR42 Bit
20.4.2.13 FMR43 Bit
20.4.2.14 FMR44 Bit
20.4.2.15 FMR46 Bit
20.4.2.16 FMR47 Bit
In EW0 mode, the MCU enters erase-suspend mode when setting the FMR41 bit to 1 by a program. The
FMR41 bit is automatically set to 1 (requests erase-suspend) when an interrupt request of an enabled interrupt is
generated in EW1 mode, and then the MCU enters erase-suspend mode.
Set the FMR41 bit to 0 (erase restart) when the auto-erase operation restarts.
In EW0 mode, the MCU enters program-suspend mode when setting the FMR42 bit to 1 by a program. The
FMR42 bit is automatically set to 1 (requests program-suspend) when an interrupt request of an enabled
interrupt is generated in EW1 mode, and then the MCU enters program-suspend mode.
Set the FMR42 bit to 0 (program restarts) when the auto-program operation restarts.
When the auto-erase operation starts, the FMR43 bit is set to 1 (during erase execution). The FMR43 bit
remains 1 (during erase execution) during erase-suspend operation.
When the auto-erase operation ends, the FMR43 bit is set to 0 (erase not executed).
When the auto-program starts, the FMR44 bit is set to 1 (during program execution). The FMR44 bit remains 1
(during program execution) during program-suspend operation.
When the auto-program operation ends, the FMR44 bit is set to 0 (program not executed).
The FMR46 bit is set to 0 (reading disabled) during auto-program or auto-erase execution and set to 1 (reading
enabled) in suspend mode. Do not access the flash memory while this bit is set to 0.
Power consumption when reading the flash memory can be reduced by setting the FMR47 bit to 1 (enabled) in
low-speed on-chip oscillator mode (XIN clock stops).
Page 424 of 501
20. Flash Memory
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