R5F21237KFP#U0 Renesas Electronics America, R5F21237KFP#U0 Datasheet - Page 450
R5F21237KFP#U0
Manufacturer Part Number
R5F21237KFP#U0
Description
IC R8C/23 MCU FLASH 48LQFP
Manufacturer
Renesas Electronics America
Series
R8C/2x/23r
Datasheet
1.R5F21237DFPU0.pdf
(551 pages)
Specifications of R5F21237KFP#U0
Core Processor
R8C
Core Size
16/32-Bit
Speed
16MHz
Connectivity
CAN, I²C, LIN, SIO, SSU, UART/USART
Peripherals
POR, Voltage Detect, WDT
Number Of I /o
41
Program Memory Size
48KB (48K x 8)
Program Memory Type
FLASH
Ram Size
2.5K x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 5.5 V
Data Converters
A/D 12x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 125°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:
R5F21237KFP#U0R5F21237KFP#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 20.8
FMR00 bit in
FMR0 register
FMR46 bit in
FMR4 register
FMR44 bit in
FMR4 register
FMR43 bit in
FMR4 register
Figure 20.8 shows the Timing of Suspend Operation.
Timing of Suspend Operation
1
0
1
0
1
0
1
0
The above figure shows an example of the use of program-suspend during programming following erase-suspend.
NOTE:
1. If program-suspend is entered during erase-suspend, always restart programming.
Erase
starts
Page 428 of 501
During erase
Erase
suspends
Check that the
FMR43 bit is set to 1
(during erase
execution), and that
the erase operation
has not ended.
Remains 0 during suspend
Program
starts
During program
Remains 1 during suspend
Program
suspends
Check that the
FMR44 bit is set to 1
(during program
execution), and that
the program has not
ended.
Program
restarts
During program
Program
ends
Check the status,
and that the
program ends
normally.
Erase
restarts
During erase
20. Flash Memory
Erase
ends
Check the status,
and that the erase
operation ends
normally.
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