R5F21238DFP#U0 Renesas Electronics America, R5F21238DFP#U0 Datasheet - Page 272
![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 14.100 Registers TRDMR and TRDFCR in PWM3 Mode
Timer RD Function Control Register
Timer RD Mode Register
b7 b6 b5 b4
b7 b6 b5 b4
NOTES:
0 0
1.
2.
Set bits CMD1 to CMD0 w hen both the TSTART0 and TSTART1 bits in the TRDSTR register are set to 0 (count stops).
When bits CMD1 to CMD0 are set to 00b (timer mode, PWM mode, or PWM3 mode), the setting of the PWM3 bit is
enabled.
b3 b2
b3 b2
b1 b0
b1 b0
0 0
Bit Symbol
Bit Symbol
(b3 - b1)
TRDFCR
ADTRG
Symbol
TRDMR
Symbol
STCLK
ADEG
PWM3
SYNC
CMD0
CMD1
OLS0
OLS1
BFC0
BFD0
BFC1
BFD1
Page 250 of 501
—
Combination mode selection bit
Normal-phase output level selection bit
(enabled in reset synchronous PWM
mode or complementary PWM mode)
Counter-phase output level selection bit
(enabled in reset synchronous PWM
mode or complementary PWM mode)
A/D trigger enable bit
(enabled in complementary PWM mode)
A/D trigger edge selection bit
(enabled in complementary PWM mode)
External clock input selection bit
PWM3 mode selection bit
Timer RD synchronous bit
Nothing is assigned. If necessary, set to 0.
When read, the content is 1.
TRDGRC0 register function
selection bit
TRDGRD0 register function
selection bit
TRDGRC1 register function
selection bit
TRDGRD1 register function
selection bit
Address
Bit Name
0138h
Address
Bit Name
013Ah
(2)
(1)
This bit is disabled in PWM3 mode.
0 : General register
1 : Buffer register of TRDGRA0 register
0 : General register
1 : Buffer register of TRDGRB0 register
0 : General register
1 : Buffer register of TRDGRA1 register
0 : General register
1 : Buffer register of TRDGRB1 register
Set to 00b (timer mode, PWM mode, or
PWM3 mode) in PWM3 mode.
This bit is disabled in PWM3 mode.
This bit is disabled in PWM3 mode.
This bit is disabled in PWM3 mode.
This bit is disabled in PWM3 mode.
Set this bit to 0 (external clock input
disabled) in PWM3 mode.
Set this bit to 0 (PWM3 mode) in PWM3
mode.
After Reset
00001110b
Function
After Reset
10000000b
Function
14. Timers
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
RW
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