R5F21226JFP#U0 Renesas Electronics America, R5F21226JFP#U0 Datasheet - Page 335
R5F21226JFP#U0
Manufacturer Part Number
R5F21226JFP#U0
Description
IC R8C/22 MCU FLASH 48LQFP
Manufacturer
Renesas Electronics America
Series
R8C/2x/22r
Datasheet
1.R5F21237DFPU0.pdf
(551 pages)
Specifications of R5F21226JFP#U0
Core Processor
R8C
Core Size
16/32-Bit
Speed
20MHz
Connectivity
CAN, I²C, LIN, SIO, SSU, UART/USART
Peripherals
POR, Voltage Detect, WDT
Number Of I /o
41
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Ram Size
2K 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
For Use With
R0E521237CPE00 - 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:
R5F21226JFP#U0R5F21226JFP#U1
Manufacturer:
Renesas Electronics America
Quantity:
10 000
Part Number:
R5F21226JFP#U0R5F21226JFP#V0
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 16.17
(4)
(5)
(1)
(2)
(3)
(6)
NOTE:
1. Write 0 after reading 1 to set the TEND bit to 0.
SSSR register
SSER register
Communication Mode)
Sample Flowchart of Data Transmission/Reception (Clock Synchronous
Write transmit data to SSTDR register
Read receive data in SSRDR register
Read TDRE bit in SSSR register
Read RDRF bit in SSSR register
Read TEND bit in SSSR register
No
Page 313 of 501
Data transmit
Initialization
continued?
TDRE=1 ?
RDRF=1 ?
TEND=1 ?
Start
End
TEND bit ← 0
RE bit ← 0
TE bit ← 0
Yes
Yes
No
Yes
No
No
(1)
Yes
(2) Confirm that the RDRF bit is set to 1. If the RDRF
(3) Determine whether the transmit data is continued.
(4) When the data transmit is completed, the TEND
(5) Set the TEND bit to 0 and
(6) the RE and TE bits in the SSER register to 0 before
(1) After reading the SSSR register and confirming
bit is set to 1, read the receive data in the SSRDR
register. When reading the SSRDR register, the
RDRF bit is automatically set to 0.
bit in the SSSR register is set to 1.
ending transmit/receive mode.
that the TDRE bit is set to 1, write the transmit
data in the SSTDR register. When writing the
transmit data to the SSTDR register, the TDRE bit
is automatically set to 0.
16. Clock Synchronous Serial Interface
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