R5F2L3AAANFP#U1 Renesas Electronics America, R5F2L3AAANFP#U1 Datasheet - Page 644
R5F2L3AAANFP#U1
Manufacturer Part Number
R5F2L3AAANFP#U1
Description
MCU FLASH 96+4KB 100LQFP
Manufacturer
Renesas Electronics America
Series
R8C/Lx/3AAr
Datasheet
1.R5F2L387ANFPU1.pdf
(864 pages)
Specifications of R5F2L3AAANFP#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
96KB (96K x 8)
Program Memory Type
FLASH
Ram Size
10K 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
100-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 607 of 802
Figure 27.15
27.5.3
Program processing
ICDRR register
ICDRS register
ICCR1 register
In receive mode, data is latched at the rising edge of the transfer clock. The transfer clock is output when the
MST bit in the ICCR1 register is set to 1 and input when the MST bit is set to 0.
Figure 27.15 shows the Operating Timing in Receive Mode (Clock Synchronous Serial Mode).
The receive procedure and operation in receive mode are as follows:
(1) Set the ICE bit in the ICCR1 register to 1 (transfer operation enabled). Then set bits CKS0 to CKS3 in the
(2) Set the MST bit to 1 while the transfer clock is being output. This will start the output of the receive clock.
(3) When the receive operation is completed, data is transferred from registers ICDRS to ICDRR and the
(4) When the MST bit is set to 1, set the RCVD bit in the ICCR1 register to 1 (next receive operation disabled)
ICCR1 register
ICSR register
RDRF bit in
MST bit in
TRS bit in
ICCR1 register and the MST bit (initial setting).
RDRF bit in the ICSR register is set to 1. When the MST bit is set to 1, the clock is output continuously
since the next byte of data is enabled for reception. Continuous receive operation is enabled by reading the
ICDRR register every time the RDRF bit is set to 1. If the 8th clock cycle falls while the RDRF bit is set to
1, an overrun is detected and the AL bit in the ICSR register is set to 1. At this time, the last receive data is
retained in the ICDRR register.
and read the ICDRR register. The SCL signal is fixed high after the following byte of data reception is
completed.
(input)
Receive Operation
SDA
SCL
Operating Timing in Receive Mode (Clock Synchronous Serial Mode)
1
0
1
0
1
0
(2) Set the MST bit to 1
(when the transfer clock is output).
Oct 30, 2009
b0
1
b1
Data 1
2
(3) Read the ICDRR register.
b6
7
b7
8
b0
Data 1
1
Data 2
b6
7
(3) Read the ICDRR register.
b7
8
Data 2
27. I
1
2
C bus Interface
b0
Data 3
2
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