R5F21258SNFP#U0 Renesas Electronics America, R5F21258SNFP#U0 Datasheet - Page 398
![IC R8C/25 MCU FLASH 52LQFP](/photos/12/18/121856/r5f21258snfp_u0_sml.jpg)
R5F21258SNFP#U0
Manufacturer Part Number
R5F21258SNFP#U0
Description
IC R8C/25 MCU FLASH 52LQFP
Manufacturer
Renesas Electronics America
Series
R8C/2x/25r
Specifications of R5F21258SNFP#U0
Core Size
16/32-Bit
Program Memory Size
64KB (64K x 8)
Core Processor
R8C
Speed
20MHz
Connectivity
I²C, LIN, SIO, SSU, UART/USART
Peripherals
POR, Voltage Detect, WDT
Number Of I /o
41
Program Memory Type
FLASH
Ram Size
3K x 8
Voltage - Supply (vcc/vdd)
2.2 V ~ 5.5 V
Data Converters
A/D 12x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 85°C
Package / Case
52-LQFP
No. Of I/o's
41
Ram Memory Size
3KB
Cpu Speed
20MHz
No. Of Timers
4
Digital Ic Case Style
LQFP
Supply Voltage Range
2.2V To 5.5V
Embedded Interface Type
I2C, UART
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
YMCRPR8C25 - REF PLATFORM MOTOR CTRL R8C/25R0K521256S000BE - KIT EVAL STARTER FOR R8C/25
Eeprom Size
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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R8C/24 Group, R8C/25 Group
Rev.3.00
REJ09B0244-0300
Figure 17.11
17.4.3
IR bit in the TRAIC
TE bit in the U0C1
The bus collision detection function can be used when UART0 is enabled for transmission (TE bit in the U0C1
register = 1).
Figure 17.11 shows the Typical Operation when a Bus Collision is Detected.
BCDCT flag in the
LINCR register
LINST register
Feb 29, 2008
Transfer clock
LINE bit in the
Bus Collision Detection Function
RXD0 pin
TXD0 pin
register
register
Typical Operation when a Bus Collision is Detected
1
0
1
0
1
0
1
0
1
0
1
0
1
0
Page 379 of 485
Set to 1 by a program
Set to 1 by a program
Cleared to 0 upon
acceptance of interrupt
request or by a program
Set by writing 1 to
the B2CLR bit in the
LINST register
17. Hardware LIN
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