R5F21324ANSP#U1 Renesas Electronics America, R5F21324ANSP#U1 Datasheet - Page 452
R5F21324ANSP#U1
Manufacturer Part Number
R5F21324ANSP#U1
Description
MCU 1KB FLASH 16K ROM 20-LSSOP
Manufacturer
Renesas Electronics America
Series
R8C/3x/32Ar
Datasheet
1.R5F21322ANSPU1.pdf
(629 pages)
Specifications of R5F21324ANSP#U1
Core Processor
R8C
Core Size
16/32-Bit
Speed
20MHz
Connectivity
I²C, LIN, SIO, SSU, UART/USART
Peripherals
POR, PWM, Voltage Detect, WDT
Number Of I /o
15
Program Memory Size
16KB (16K x 8)
Program Memory Type
FLASH
Ram Size
1.5K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 4x10b
Oscillator Type
Internal
Operating Temperature
-20°C ~ 85°C
Package / Case
20-LSSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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Under development
R8C/32A Group
REJ09B0458-0020 Rev.0.20
Page 422 of 583
Figure 25.18
ICSR register
ICSR register
ICCR1 register
ICSR register
Write transmit data to ICDRT register
Write transmit data to ICDRT register
Preliminary specification
Specifications in this manual are tentative and subject to change.
Register Setting Example in Slave Transmit Mode (I
Read TDRE bit in ICSR register
Read TEND bit in ICSR register
Dummy read ICDRR register
No
No
No
Slave transmit mode
TDRE = 1?
TEND = 1?
Last byte?
TEND bit ← 0
TDRE bit ← 0
AAS bit ← 0
End
TRS bit ← 0
Nov 05, 2008
Yes
Yes
Yes
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(1) Set the AAS bit to 0.
(2) Set the transmit data (except the last byte).
(3) Wait until the ICRDT register is empty.
(4) Set the transmit data of the last byte.
(5) Wait until the last byte is transmitted.
(6) Set the TEND bit to 0.
(7) Set to slave receive mode.
(8) Dummy read the ICDRR register to release
(9) Set the TDRE bit to 0.
the SCL signal.
2
C bus Interface Mode)
25. I
2
C bus Interface
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