R5F2L3A7ANFP#U1 Renesas Electronics America, R5F2L3A7ANFP#U1 Datasheet - Page 645
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 608 of 802
27.6
Figure 27.16
Figures 27.16 to 27.19 show Register Setting Examples When Using I
Register Setting Examples
Register Setting Example in Master Transmit Mode (I
Read the ACKBR bit in the ICIER register
ICCR1 register
ICCR2 register
Write transmit data to the ICDRT register
Write transmit data to the ICDRT register
Write transmit data to the ICDRT register
ICSR register
ICSR register
ICCR2 register
ICCR1 register
ICSR register
Read the BBSY bit in the ICCR2 register
Read the TEND bit in the ICSR register
Read the TDRE bit in the ICSR register
Read the TEND bit in the ICSR register
Read the STOP bit in the ICSR register
No
No
No
No
No
No
Oct 30, 2009
Initial setting
ACKBR = 0?
Yes
BBSY = 0?
TEND = 1?
TDRE = 1?
TEND = 1?
Last byte?
STOP = 1?
TDRE bit
Transmit
mode?
TEND bit
TRS bit
MST bit
SCP bit
BBSY bit
SCP bit
BBSY bit
TRS bit
MST bit
STOP bit
Start
End
Yes
Yes
Yes
Yes
Yes
Yes
Yes
1
0
0
0
1
0
0
0
1
0
0
No
No
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(13)
(14)
(15)
Master receive mode
• Set the STOP bit in the ICSR register to 0.
• Set the IICSEL bit in the SSUIICSR register to 1.
• Set the MSTIIC bit in the MSTCR register to 0.
(1) Determine the states of the SCL and SDA lines.
(2) Set to master transmit mode.
(3) Generate a start condition.
(4) Set the transmit data of the 1st byte
(5) Wait until 1 byte of data is transmitted.
(6) Determine the ACKBR bit from the specified
(7) Set the transmit data after 2nd byte
(8) Wait until the ICRDT register is empty.
(9) Set the transmit data of the last byte.
(10) Wait until the last byte is transmitted.
(11) Set the TEND bit to 0.
(12) Set the STOP bit to 0.
(13) Generate a stop condition.
(14) Wait until a stop condition is generated.
(15) Set to slave receive mode.
(slave address + R/W).
slave device.
(except the last byte).
Set the TDRE bit to 0.
2
C bus interface.
2
C bus Interface Mode)
27. I
2
C bus Interface
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