R5F21346CNFP#U0 Renesas Electronics America, R5F21346CNFP#U0 Datasheet - Page 470

• Manufacturer Part Number: R5F21346CNFP#U0
• Description: MCU 1KB FLASH 32K ROM 48-LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/3x/34Cr

Specifications of R5F21346CNFP#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: 43
• Program Memory Size: 32KB (32K x 8)
• Program Memory Type: FLASH
• Ram Size: 2.5K 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: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/34C Group
REJ09B0586-0100 Rev.1.00 Jan 13, 2010
Page 437 of 723
22.2.3
After Reset
After Reset
b10
b11
b12
b13
b14
b15
Bit
b0
b1
b2
b3
b4
b5
b6
b7
b8
b9
Address 00A3h to 00A2h (U0TB), 0163h to 0162h (U1TB)
If the transfer data is 9 bits long, write data to the high-order byte first, then low-order byte of the UiTB register.
Use the MOV instruction to write to this register.
Symbol
Symbol
Symbol
Bit
Bit
UARTi Transmit Buffer Register (UiTB) (i = 0 or 1)
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
b15
b7
—
—
X
X
Transmit data
Nothing is assigned. If necessary, set to 0. When read, the content is undefined.
b14
b6
—
—
X
X
b13
b5
—
—
X
X
b12
b4
—
—
X
X
b11
Function
b3
—
—
X
X
b10
b2
—
—
X
X
22. Serial Interface (UARTi (i = 0 or 1))
b1
b9
—
—
X
X
b0
b8
—
—
X
X
R/W
W
—