R5F2121AJFP#U0 Renesas Electronics America, R5F2121AJFP#U0 Datasheet - Page 76

• Manufacturer Part Number: R5F2121AJFP#U0
• Description: MCU FLASH 96K 5K CMOS 48-LQFP
• Manufacturer: Renesas Electronics America
• Series: R8C/2x/21r

Specifications of R5F2121AJFP#U0

• Core Processor: R8C
• Core Size: 16/32-Bit
• Speed: 20MHz
• Connectivity: I²C, LIN, SIO, SSU, UART/USART
• Peripherals: POR, Voltage Detect, WDT
• Number Of I /o: 41
• Program Memory Size: 96KB (96K x 8)
• Program Memory Type: FLASH
• Ram Size: 5K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 5.5 V
• Data Converters: A/D 12x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -

R8C/20 Group, R8C/21 Group
Rev.2.00 Aug 27, 2008
REJ09B0250-0200
Table 7.35
NOTE:
Table 7.36
NOTE:
Table 7.37
X: 0 or 1
NOTE:
Table 7.38
X: 0 or 1
Table 7.39
X: 0 or 1
Register
Register
Register
Register
Register
Setting
Setting
Setting
Setting
Setting
value
value
value
value
value
1. Pulled up by setting the PU10 bit in the PUR0 register to 1.
1. Pulled up by setting the PU11 bit in the PUR0 register to 1.
1. Pulled up by setting the PU11 bit in the PUR0 register to 1.
Bit
Bit
Bit
Bit
Bit
CM13
CM13
Port P4_3
Port P4_4
Port P4_5/INT0
Port P4_6/XIN
Port P4_7/XOUT
PD4_5
0
1
1
1
1
0
1
1
1
1
PD4
0
1
0
PD4_3
PD4_4
PD4
PD4
CM1
CM1
0
1
0
1
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CM10
CM10
X
X
0
0
1
1
0
0
1
1
INT0EN
INTEN
X
X
1
Input port
Output port
Input port
Output port
CM05
CM05
CM0
CM0
X
X
0
1
0
1
0
1
0
1
(1)
(1)
Input port
Output port
INT0 input
(1)
Oscillation
Oscillation
buffer
buffer
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
Circuit specifications
Circuit specifications
ON
ON
Feedback
Feedback
resistor
resistor
Function
Function
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
ON
Function
Input port
XIN-XOUT oscillation
External XIN input
XIN-XOUT oscillation stop
XIN-XOUT oscillation stop
Input port
XIN-XOUT oscillation
XOUT is “H” pull-up
XIN-XOUT oscillation stop
XIN-XOUT oscillation stop
7. Programmable I/O Ports
Function
Function