R5F21334CNFP#U0 Renesas Electronics America, R5F21334CNFP#U0 Datasheet - Page 385

• Manufacturer Part Number: R5F21334CNFP#U0
• Description: MCU 1KB FLASH 16K ROM 32-LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/3x/33Cr

Specifications of R5F21334CNFP#U0

• 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: 27
• 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 12x10b; D/A 2x8b
• Oscillator Type: Internal
• Operating Temperature: -20°C ~ 85°C
• Package / Case: 32-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/33C Group
REJ09B0570-0100 Rev.1.00 Dec. 14, 2009
Page 355 of 589
Table 22.11
U2SMR4 STAREQ
URXDF
U2SMR5 MP
Register
RSTAREQ
STPREQ
STSPSEL
ACKD
ACKC
SCLHI
SWC9
DF2EN
Registers Used and Settings in I
Bit
Set to 1 to output ACK data.
Set to 0.
Set to 1 to generate a start condition.
Set to 1 to generate a restart condition.
Set to 1 to generate a stop condition.
Set to 1 to output each condition.
Select ACK or NACK.
Set to 1 to stop SCL2 output when a stop
condition is detected.
Set to 0.
Set to 0.
Master
2
C Mode (2)
Function
Set to 0.
Set to 0.
edge of the 9th bit of clock.
Set to 0.
Set to 0.
Set to 0.
Set to 0.
Select ACK or NACK.
Set to 1 to output ACK data.
Set to 1 to hold SCL2 low at the falling
Set to 0.
22. Serial Interface (UART2)
Slave