R5F21324ANSP#U1 Renesas Electronics America, R5F21324ANSP#U1 Datasheet - Page 401

• Manufacturer Part Number: R5F21324ANSP#U1
• Description: MCU 1KB FLASH 16K ROM 20-LSSOP
• Manufacturer: Renesas Electronics America
• Series: R8C/3x/32Ar

Specifications of R5F21324ANSP#U1

• Core Processor: R8C
• Core Size: 16/32-Bit
• Speed: 20MHz
• Connectivity: I²C, LIN, SIO, SSU, UART/USART
• Peripherals: POR, PWM, Voltage Detect, WDT
• Number Of I /o: 15
• Program Memory Size: 16KB (16K x 8)
• Program Memory Type: FLASH
• Ram Size: 1.5K x 8
• Voltage - Supply (vcc/vdd): 1.8 V ~ 5.5 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 20-LSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

Under development
R8C/32A Group
REJ09B0458-0020 Rev.0.20
Page 371 of 583
Figure 24.2
(“H” when clock stops)
(“L” when clock stops)
(“L” when clock stops)
(“H” when clock stops)
• 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
CPOS = 1
Preliminary specification
Specifications in this manual are tentative and subject to change.
SSO, SSI
Association between Transfer Clock Polarity, Phase, and Transfer Data
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: Bit in SSMR2 register
Nov 05, 2008
b0
b0
b0
b1
b1
b1
b2
b2
b2
b3
24. Synchronous Serial Communication Unit (SSU)
b3
b3
b4
b4
b4
b5
b5
b5
b6
b6
b6
b7
b7
b7