R5F21346CNFP#U0 Renesas Electronics America, R5F21346CNFP#U0 Datasheet - Page 134

• 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 101 of 723
Table 7.33
X: 0 or 1
Notes:
Register
Setting
Value
Bit
1.
2.
3.
4.
Pulled up by setting the PU07 bit in the PUR0 register to 1.
Output drive capacity high by setting the DRR07 bit in the DRR0 register to 1.
N-channel open-drain output by setting the SCKOS bit in the SSMR2 register to 1 (N-channel open-drain output).
N-channel open-drain output by setting the NODC bit in the U2SMR3 register to 1.
PD3_5
PD3
0
1
X
X
X
0
X
0
X
SSUIICSR ICCR1
Port P3_5/SCL/SSCK/TRCIOD/CLK2
IICSEL
0
1
0
1
1
0
0
0
1
0
1
0
1
0
1
ICE
X
0
X
0
1
X
X
X
0
X
0
X
0
X
0
SSCK output
Communication Unit (Refer to
between Communication
control
Table 25.4 Association
Modes and I/O Pins.)
Synchronous Serial
X
X
X
X
X
X
X
0
0
0
1
0
0
0
0
SSCK input
control
X
X
X
X
X
X
X
0
0
1
0
0
0
0
0
TRCIODSEL CLK2SEL
X
X
X
X
X
2
0
0
TRCPSR1
Other than
Other than
010b
010b
1
X
X
X
1
1
X
X
X
X
X
X
X
0
0
0
Other than
Other than
Other than
Other than
U2SR1
X
X
X
1
0
0
01b
01b
01b
01b
X
X
X
0
1
1
X X X
X X X
X X X
X X X
X X X
X X X
X X X
X X X
2 1 0
0 0 1
SMD
U2MR
CKDIR
X
X
X
X
X
X
X
1
0
Refer to Table
Refer to Table
7.53 TRCIOD
7.53 TRCIOD
Pin Setting
Pin Setting
Timer RC
Setting
—
X
X
X
X
X
X
X
Input port
Output port
SCL input/output
SSCK input
SSCK output
TRCIOD input
TRCIOD output
CLK2 input
CLK2 output
Function
7. I/O Ports
(1)
(2)
(2)
(1)
(2, 4)
(2, 3)
(1)
(2)
(2)