R5F2L387ANFP#U1 Renesas Electronics America, R5F2L387ANFP#U1 Datasheet - Page 648
R5F2L387ANFP#U1
Manufacturer Part Number
R5F2L387ANFP#U1
Description
MCU 1KB FLASH 48K ROM 80-LQFP
Manufacturer
Renesas Electronics America
Series
R8C/Lx/38Ar
Datasheet
1.R5F2L387ANFPU1.pdf
(864 pages)
Specifications of R5F2L387ANFP#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
68
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 16x10b; D/A 2x8b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 85°C
Package / Case
80-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 611 of 802
Figure 27.19
Note:
1. For 1 byte of data reception, skip steps (2) to (6) after (1) and jump to process step (7).
Process step (8) is a dummy read from the ICDRR register.
ICSR register
ICIER register ACKBT bit
ICIER register
Read the RDRF bit in the ICSR register
Read the RDRF bit in the ICSR register
Register Setting Example in Slave Receive Mode (I
Dummy read the ICDRR register
No
No
Read the ICDRR register
Read the ICDRR register
Read the ICDRR register
Slave receive mode
Last receive - 1?
Yes
RDRF = 1?
RDRF = 1?
ACKBT bit
AAS bit
End
Oct 30, 2009
No
Yes
0
0
1
Yes
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(1) Set the AAS bit to 0.
(2) Set the ACKBT bit to the transmit device.
(3) Dummy read the ICDRR register.
(4) Wait until 1 byte is received.
(5) Determine (last receive - 1).
(6) Read the receive data.
(7) Set the ACKBT bit of the last byte.
(8) Read the receive data of (last byte - 1).
(9) Wait until the last byte is received.
(10) Read the receive data of the last byte.
2
C bus Interface Mode)
(1)
27. I
2
C bus Interface
(1)
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