R5F21274JFP#U0 Renesas Electronics America, R5F21274JFP#U0 Datasheet - Page 290

• Manufacturer Part Number: R5F21274JFP#U0
• Description: MCU FLASH 2K FLASH 16K 32LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/2x/27r

Specifications of R5F21274JFP#U0

• Core Processor: R8C
• Core Size: 16/32-Bit
• Speed: 20MHz
• Connectivity: I²C, LIN, SIO, SSU, UART/USART
• Peripherals: LED, POR, Voltage Detect, WDT
• Number Of I /o: 25
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Ram Size: 1K 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: 32-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

R8C/26 Group, R8C/27 Group
Rev.2.10
REJ09B0278-0210
Figure 16.10
(“H” when clock stops)
(“L” when clock stops)
(“L” when clock stops)
(“H” when clock stops)
Sep 26, 2008
• SSUMS = 0 (clock synchronous communication mode), CPHS bit = 0 (data change at odd
• SSUMS = 1 (4-wire bus communication mode) and CPHS = 0 (data change at odd edge)
• SSUMS = 1 (4-wire bus communication mode) and CPHS = 1 (data download at odd edge)
CPOS = 1
Association between Transfer Clock Polarity, Phase, and Transfer Data
CPOS = 1
SSO, SSI
CPOS = 0
CPOS = 0
SSO, SSI
edge), and CPOS bit = 0 (“H” when clock stops)
SSO, SSI
SCS
SCS
SSCK
SSCK
SSCK
SSCK
SSCK
CPHS and CPOS: Bits in SSMR register, SSUMS: Bits in SSMR2 register
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b0
b0
b0
b1
b1
b1
b2
b2
b2
b3
b3
b3
b4
b4
b4
16. Clock Synchronous Serial Interface
b5
b5
b5
b6
b6
b6
b7
b7
b7