R5F21324CNSP#U0 Renesas Electronics America, R5F21324CNSP#U0 Datasheet - Page 346

MCU 1KB FLASH 16K ROM 20-LSSOP

R5F21324CNSP#U0

Manufacturer Part Number
R5F21324CNSP#U0
Description
MCU 1KB FLASH 16K ROM 20-LSSOP
Manufacturer
Renesas Electronics America
Series
R8C/3x/32Cr
Datasheet

Specifications of R5F21324CNSP#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
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
-
R8C/32C Group
REJ09B0573-0100 Rev.1.00 Dec. 18, 2009
Page 317 of 573
22.2
22.2.1
22.2.2
b7 to b0 If the setting value is n, U2BRG divides the count source by n+1.
After Reset
After Reset
Bit
b0
b1
b2
b3
b4
b5
b6
b7
Bit
Address 00A8h
Symbol
Address 00A9h
Write to the U2BRG register while transmission and reception stop.
Use the MOV instruction to write to this register.
Set bits CLK1 to CLK0 in the U2C0 register before writing to the U2BRG register.
Symbol
Registers
Bit
Symbol
CKDIR
IOPOL
SMD0
SMD1
SMD2
PRYE
Bit
STPS
PRY
UART2 Transmit/Receive Mode Register (U2MR)
UART2 Bit Rate Register (U2BRG)
IOPOL
b7
0
b7
X
Serial I/O mode select bit
Internal/external clock select bit
Stop bit length select bit
Odd/even parity select bit
Parity enable bit
TXD, RXD I/O polarity switch bit
PRYE
b6
0
b6
X
Bit Name
PRY
b5
0
b5
X
Function
STPS
b4
0
b4
X
CKDIR
b2 b1 b0
Other than above: Do not set.
0: Internal clock
1: External clock
0: One stop bit
1: Two stop bits
Enabled when PRYE = 1
0: Odd parity
1: Even parity
0: Parity disabled
1: Parity enabled
0: Not inverted
1: Inverted
b3
0 0 0: Serial interface disabled
0 0 1: Clock synchronous serial I/O mode
0 1 0: I
1 0 0: UART mode, transfer data 7 bits long
1 0 1: UART mode, transfer data 8 bits long
1 1 0: UART mode, transfer data 9 bits long
0
b3
X
2
C mode
SMD2
b2
0
b2
X
SMD1
Function
b1
0
b1
X
00h to FFh
22. Serial Interface (UART2)
SMD0
Setting Range
b0
0
b0
X
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
W

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