R5F21236KFP#U0 Renesas Electronics America, R5F21236KFP#U0 Datasheet - Page 339

• Manufacturer Part Number: R5F21236KFP#U0
• Description: IC R8C/23 MCU FLASH 48LQFP
• Manufacturer: Renesas Electronics America
• Series: M16C™ M16C/R8C/Tiny/23r

Specifications of R5F21236KFP#U0

• Core Processor: R8C
• Core Size: 16-Bit
• Speed: 16MHz
• 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 ~ 125°C
• Package / Case: 48-LQFP
• For Use With: RCDK8C - KIT DEV EVAL FOR CAN R8C/23R0E521237CPE00 - EMULATOR COMPACT R8C/20/21/22/23
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/22 Group, R8C/23 Group
Rev.2.00 Aug 20, 2008
REJ09B0251-0200
Figure 16.19
TDRE bit in
SSSR register
TEND bit in
SSSR register
TDRE bit in
SSSR register
TEND bit in
SSSR register
Process by
program
Process by
program
• When CPHS bit = 0 (data change at even edges), CPOS bit = 0 (“H” when clock stops)
• When CPHS bit = 1 (data change at even edges), CPOS bit = 0 (“H” when clock stops)
(Output)
(output)
SSCK
SSCK
SSO
Transmission (4-Wire Bus Communication Mode)
SSO
Example of Clock Synchronous Serial I/O with Chip Select Operation during Data
SCS
SCS
1
0
1
0
1
0
1
0
CPHS, CPOS: Bits in SSMR register
Data write to SSTDR register
Data write to SSTDR register
Page 317 of 501
TXI interrupt request is
generated
TXI interrupt request is
generated
b7
b7
1 frame
b6
1 frame
b6
b0
b0
TXI interrupt request is
generated
TXI interrupt request is
generated
b7
1 frame
b7
b6
TEI interrupt request is
generated
TEI interrupt request is
generated
1 frame
16. Clock Synchronous Serial Interface
b6
b0
b0
High-impedance
High-impedance