R5F21324ANSP#U1 Renesas Electronics America, R5F21324ANSP#U1 Datasheet - Page 353

• 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 323 of 583
22.2.11 UART2 Special Mode Register 2 (U2SMR2)
22.2.12 UART2 Special Mode Register (U2SMR)
Note:
1. The BBS bit is set to 0 by writing 0 by a program (Writing 1 has no effect).
After Reset
After Reset
Bit
b0
b1
b2
b3
b4
b5
b6
b7
Bit
b0
b1
b2
b3
b4
b5
b6
b7
Address 00BEh
Address 00BFh
Symbol
Symbol
Symbol
Symbol
SWC2
Bit
IICM2
Bit
STAC
SWC
SDHI
CSC
IICM
BBS
—
—
—
—
—
—
—
—
Preliminary specification
Specifications in this manual are tentative and subject to change.
b7
b7
—
—
X
X
I
Clock synchronization bit
SCL wait output bit
Reserved bit
UART2 initialization bit
SCL wait output bit 2
SDA output disable bit
Nothing is assigned. If necessary, set to 0. When read, the content is undefined.
I
Reserved bit
Bus busy flag
Reserved bits
Nothing is assigned. If necessary, set to 0. When read, the content is undefined.
2
2
C mode select bit 2
C mode select bit
SDHI
b6
b6
—
0
0
Nov 05, 2008
(1)
Bit Name
Bit Name
SWC2
b5
b5
—
0
0
STAC
b4
b4
—
0
0
Refer to Table 22.12 I
0: Disabled
1: Enabled
0: Disabled
1: Enabled
Set to 0.
0: Disabled
1: Enabled
0: Transfer clock
1: “L” output
0: Enabled
1: Disabled (high-impedance)
0: Other than I
1: I
Set to 0.
0: Stop condition detected
1: Start condition detected (busy)
Set to 0.
b3
b3
—
—
0
0
2
C mode
SWC
BBS
b2
b2
0
0
2
C mode
Function
Function
2
CSC
C Mode Functions .
b1
b1
—
0
0
22. Serial Interface (UART2)
IICM2
IICM
b0
b0
0
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
—
—