R5F21324CNSP#U0 Renesas Electronics America, R5F21324CNSP#U0 Datasheet - Page 111

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

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 82 of 573
Table 7.17
Table 7.18
X: 0 or 1
Notes:
Table 7.19
X: 0 or 1
Notes:
Register
Register
Register
Setting
Setting
Setting
Value
Value
Value
Bit
Bit
1. Pulled up by setting the PU11 bit in the PUR1 register to 1.
2. Output drive capacity high by setting the DRR11 bit in the DRR1 register to 1.
3. N-channel open-drain output by setting the NCH bit in the U2C0 register to 1.
Bit
1. Pulled up by setting the PU11 bit in the PUR1 register to 1.
2. Output drive capacity high by setting the DRR11 bit in the DRR1 register to 1.
PD4_6 CM01 CM03 CM04 CM05 CM10 CM11 CM12 CM13
PD4
PD4_5
X
0
1
PD4
0
1
0
0
0
0
Port P4_2/VREF
Port P4_5/INT0/RXD2/SCL2/ADTRG
Port P4_6/XIN/XCIN
X
X
X
0
1
ADCON1
ADSTBY
INT0EN
INTEN
0
1
X
X
X
0
1
X
X
X
X
X
1
1
CM0
X
X
0
0
1
Other than 11b
Other than 11b
Other than 11b
Other than 11b
RXD2SEL
1
1
1
U2SR0
X
X
X
0
1
Input port
Input port/VREF input
0
1
1
0
0
0
0
1
X
X
X
0
1
0
1
2
X
X
X
X
0
X
CM1
Function
U2MR
SMD
X
X
X
0
1
0
1
X
X
X
X
X
X
1
1
X
X
X
X
X
0
0
0
0
1
1
X
Oscillation
Circuit specifications
U2SMR
buffer
OFF
OFF
OFF
OFF
OFF
OFF
OFF
IICM
ON
ON
ON
ON
X
X
X
X
1
X
Feedback
resistor
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
ON
X
X
X
X
X
1
1
ADMOD
ADCAP
Input port
Output port
XIN-XOUT oscillation
(on-chip feedback resistor enabled)
XIN-XOUT oscillation
XIN-XOUT oscillation stop
(on-chip feedback resistor enabled)
XIN-XOUT oscillation stop
(on-chip feedback resistor disabled)
XCIN-XCOUT oscillation
(on-chip feedback resistor enabled)
XCIN-XCOUT oscillation
XCIN-XCOUT oscillation stop
(on-chip feedback resistor enabled)
XCIN-XCOUT oscillation stop
(on-chip feedback resistor disabled)
Oscillation stop (STOP mode)
(on-chip feedback resistor disabled)
(on-chip feedback resistor disabled)
X
X
X
X
X
0
1
Input port
Output port
INT0 input
RXD2 input
SCL2 input/output
ADTRG input
(1)
(2)
Function
Function
(1)
(1)
(2)
(1)
(1)
7. I/O Ports
(2, 3)