R5F21238DFP#U0 Renesas Electronics America, R5F21238DFP#U0 Datasheet - Page 254
![IC R8C/23 MCU FLASH 48-LQFP](/photos/12/38/123822/r5f21238dfp_u0_sml.jpg)
R5F21238DFP#U0
Manufacturer Part Number
R5F21238DFP#U0
Description
IC R8C/23 MCU FLASH 48-LQFP
Manufacturer
Renesas Electronics America
Series
R8C/2x/23r
Specifications of R5F21238DFP#U0
Core Size
16/32-Bit
Program Memory Size
64KB (64K x 8)
Peripherals
POR, Voltage Detect, WDT
Core Processor
R8C
Speed
20MHz
Connectivity
CAN, I²C, LIN, SIO, SSU, UART/USART
Number Of I /o
41
Program Memory Type
FLASH
Ram Size
3K 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
No. Of I/o's
41
Ram Memory Size
3KB
Cpu Speed
20MHz
No. Of Timers
4
Digital Ic Case Style
LQFP
Embedded Interface Type
CAN, I2C, UART
Rohs Compliant
Yes
Cpu Family
R8C
Device Core Size
16b
Frequency (max)
20MHz
Interface Type
I2C/UART
Total Internal Ram Size
3KB
# I/os (max)
41
Number Of Timers - General Purpose
5
Operating Supply Voltage (typ)
3.3/5V
Operating Supply Voltage (max)
5.5V
Operating Supply Voltage (min)
3V
On-chip Adc
12-chx10-bit
Instruction Set Architecture
CISC
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
48
Package Type
LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
RCDK8C - KIT DEV EVAL FOR CAN R8C/23R0K521237S000BE - KIT DEV RSK R8C/23R0E521237CPE00 - EMULATOR COMPACT R8C/20/21/22/23
Eeprom Size
-
Lead Free Status / Rohs Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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- Download datasheet (6Mb)
R8C/22 Group, R8C/23 Group
Rev.2.00 Aug 20, 2008
REJ09B0251-0200
Figure 14.85
TRDSR0 register
TRDSR0 register
TRDSR1 register
TRDSTR register
TRDSR1 register
TRDIOB0 output
TRDIOA1 output
TRDIOC1 output
TRDIOB1 output
TRDIOD1 output
TRDIOC0 output
TRDIOD0 output
TSTARTi bit in
IMFA bit in
IMFB bit in
IMFA bit in
IMFB bit in
Count source
Value in TRD0 register
Operating Example of Reset Synchronous PWM Mode
0000h
i = 0 or 1
The above applies to the following conditions:
The OLS1 and OLS0 bits in the TRDFCR register are set to 0. (initial output level “H”, active level “L”)
1
0
1
0
1
0
1
0
1
0
m
n
p
q
Active level “L”
Initial output “H”
Initial output “H”
Page 232 of 501
q + 1
p + 1
n + 1
m + 1
Active level “L”
Set to 0 by a program
m - q
general register at the buffer operation
Transfer from the buffer register to the
m - p
m - n
Set to 0 by a program
m: Setting value in TRDGRA0 register
n: Setting value in TRDGRB0 register
p: Setting value in TRDGRA1 register
q: Setting value in TRDGRB1 register
Transfer from the buffer register to the
general register at the buffer operation
Set to 0 by a program
Set to 0 by a program
14. Timers
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