R5F21334CNFP#U0 Renesas Electronics America, R5F21334CNFP#U0 Datasheet - Page 352

MCU 1KB FLASH 16K ROM 32-LQFP

R5F21334CNFP#U0

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

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
-

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R8C/33C Group
REJ09B0570-0100 Rev.1.00 Dec. 14, 2009
Page 322 of 589
Figure 21.7
• Receive Timing Example When Transfer Data is 8 Bits Long (Parity Disabled, One Stop Bit)
UiBRG output
Transfer clock
SiRIC register
UiC1 register
UiC1 register
RE bit in
RI bit in
IR bit in
RXDi
The above applies when :
• PRYE bit in UiMR register = 0 (parity disabled)
• STPS bit in UiMR register = 0 (one stop bit)
Receive Timing in UART Mode
i = 0 or 1
Reception starts when a transfer clock is
generated at the falling edge of the start bit.
Start bit
“L” is determined.
D0
Receive data taken in
Set to 0 when an interrupt request is acknowledged or by a program.
D1
Data transfer from UARTi receive register to UiRB register
21. Serial Interface (UARTi (i = 0 or 1))
D7
Stop bit

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