R5F2L3A7ANFP#U1 Renesas Electronics America, R5F2L3A7ANFP#U1 Datasheet - Page 558
R5F2L3A7ANFP#U1
Manufacturer Part Number
R5F2L3A7ANFP#U1
Description
MCU FLASH 48+4KB 64LQFP
Manufacturer
Renesas Electronics America
Series
R8C/Lx/3AAr
Datasheet
1.R5F2L387ANFPU1.pdf
(864 pages)
Specifications of R5F2L3A7ANFP#U1
Core Processor
R8C
Core Size
16/32-Bit
Speed
20MHz
Connectivity
I²C, LIN, SIO, SSU, UART/USART
Peripherals
LCD, POR, PWM, Voltage Detect, WDT
Number Of I /o
88
Program Memory Size
48KB (48K x 8)
Program Memory Type
FLASH
Ram Size
6K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 20x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 85°C
Package / Case
64-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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R8C/L35A Group, R8C/L36A Group, R8C/L38A Group, R8C/L3AA Group,
R8C/L35B Group, R8C/L36B Group, R8C/L38B Group, R8C/L3AB Group
REJ09B0441-0100 Rev.1.00
Page 521 of 802
Table 24.7
TXD2
(P11_1 or P11_2)
RXD2
(P11_1 or P11_2)
CLK2 (P11_0)
CTS2/RTS2
(P11_3)
Table 24.7 lists the I/O Pin Functions in UART Mode.
After UART2 operating mode is selected, the TXD2 pin outputs a high-level signal until transfer starts. (When N-
channel open-drain output is selected, this pin is in the high-impedance state.)
Figure 24.7 shows the Transmit Timing in UART Mode. Figure 24.8 shows the Receive Timing in UART Mode.
Pin Name
I/O Pin Functions in UART Mode
Serial data output
Serial data input
I/O port
Transfer clock input
CTS input
RTS output
I/O port
Function
Oct 30, 2009
• When TXD2 (P11_1)
• When TXD2 (P11_2)
• For reception only:
• When RXD2 (P11_1)
• When RXD2 (P11_2)
• For transmission only:
CLK2SEL0 bit in U2SR1 register = 0
CLK2SEL0 bit in U2SR1 register = 1
CKDIR bit in U2MR register = 1
PD11_0 bit in PD11 register = 0
CTS2SEL0 bit in U2SR1 register = 1
CRD bit in U2C0 register = 0
CRS bit in U2C0 register = 0
PD11_3 bit in PD11 register = 0
CTS2SEL0 bit in U2SR1 register = 1
CRD bit in U2C0 register = 0
CRS bit in U2C0 register = 1
CTS2SEL0 bit in U2SR1 register = 0
Bits TXD2SEL1 to TXD2SEL0 in U2SR0 register = 10b (P11_1)
When N-channel open-drain output is selected,
PD11_1 bit in PD11 register = 0
Bits TXD2SEL1 to TXD2SEL0 in U2SR0 register = 01b (P11_2)
When N-channel open-drain output is selected,
PD11_2 bit in PD11 register = 0
P11_1 and P11_2 can be used as ports by setting TXD2SEL1 to
TXD2SEL0 to 00b.
Bits RXD2SEL1 to RXD2SEL0 in U2SR0 register = 01b (P11_1)
Bits RXD2SEL1 to RXD2SEL0 in U2SR0 register = 10b (P11_2)
PD11_2 bit in PD11 register = 0
P11_1 and P11_2 can be used as ports by setting RXD2SEL1 to
RXD2SEL0 to 00b.
Selection Method
24. Serial Interface (UART2)
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