R5F21238DFP#U0 Renesas Electronics America, R5F21238DFP#U0 Datasheet - Page 399
![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
- Current page: 399 of 551
- Download datasheet (6Mb)
R8C/22 Group, R8C/23 Group
Rev.2.00 Aug 20, 2008
REJ09B0251-0200
Figure 18.8
18.4.3
CAN0 Status Register
(b15)
b7 b6 b5 b4
NOTE:
b7 b6 b5 b4 b3 b2 b1 b0
1.
Figure 18.8 shows the C0STR Register.
Bits TrmSucc and RecSucc change w hen the slot enabled the interrupt in the COICR register completed transmitting
or receiving.
C0STR Register
b3 b2 b1 b0
C0STR Register
(b8)
_BasicCAN
_LoopBack
_MsgOrder
Bit Symbol
Bit Symbol
_BusError
TrmSucc
RecSucc
TrmState
RecState
_BusOff
_ErrPas
Symbol
_Reset
Symbol
C0STR
C0STR
Mbox
State
State
State
State
State
State
State
(b7)
Page 377 of 501
—
Reset state flag
Loop back state flag
Message order state flag
Basic CAN mode state flag
Bus error state flag
Error passive state flag
Error bus off state flag
Nothing is assigned. If necessary, set to 0.
When read, the content is indeterminate.
Active slot bits
Successful transmission flag
Successful reception flag
Transmission flag (Transmitter)
Reception flag (Receiver)
Address
Bit Name
Address
Bit Name
(1)
1312h
1313h
(1)
(1)
b3 b2 b1 b0
0 0 0 0 : Slot 0
0 0 0 1 : Slot 1
0 0 1 0 : Slot 2
1 1 1 0 : Slot 14
1 1 1 1 : Slot 15
0 : No [successful] transmission
1 : Transmission successful
0 : No [successful] reception
1 : Reception successful
0 : Idle or receiving
1 : During transmission
0 : Idle or transmitting
1 : During reception
0 : Operation mode
1 : Reset mode
0 : No loop back mode
1 : Loop back mode
0 : Word access
1 : Byte access
0 : No Basic CAN mode
1 : Basic CAN mode
0 : No error occurred
1 : CAN bus error occurred
0 : No error passive state
1 : Error passive state
0 : No bus off state
1 : Bus off state
• • • •
After Reset
After Reset
X0000001b
Function
Function
00h
18. CAN Module
RW
RW
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
RO
—
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