R4F24568NVFQV Renesas Electronics America, R4F24568NVFQV Datasheet - Page 1079
R4F24568NVFQV
Manufacturer Part Number
R4F24568NVFQV
Description
MCU 128KKB FLASH 48K 144-LQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2400r
Specifications of R4F24568NVFQV
Core Processor
H8S/2600
Core Size
16/32-Bit
Speed
32MHz
Connectivity
EBI/EMI, I²C, IrDA, SCI, SSU, UART/USART, USB
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
96
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
48K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 3.6 V
Data Converters
A/D 16x10b; D/A 2x8b
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
144-LQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
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Quantity
Price
Company:
Part Number:
R4F24568NVFQV
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REA
Quantity:
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H8S/2456, H8S/2456R, H8S/2454 Group
REJ09B0467-0350 Rev. 3.50
Jul 07, 2010
No
No
No
Write transmit data in ICDRT
Write transmit data in ICDRT
No
No
No
Read ACKBR in ICIER
Set MST = 0 and TRS
Read BBSY in ICCRB
Set MST = 1 and TRS
Read TDRE in ICSR
Read TEND in ICSR
Clear TEND in ICSR
Clear STOP in ICSR
Read STOP in ICSR
Clear TDRE in ICSR
Read TEND in ICSR
Write transmit data
Write BBSY = 1
Write BBSY = 0
= 0 in ICCRA
= 1 in ICCRA.
and SCP = 0.
Figure 17.14 Sample Flowchart for Master Transmit Mode
and SCP = 0
ACKBR=0 ?
Final byte?
BBSY=0 ?
TEND=1 ?
TDRE=1 ?
TEND=1 ?
STOP=1 ?
in ICDRT
Transmit
Initialize
mode?
Start
End
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
[1]
[2]
[3]
[4]
[5]
[6]
[7]
[8]
[9]
[10]
[11]
[12]
[13]
[14]
[15]
Master receive mode
[1]
[2]
[3]
[4]
[5]
[6]
[7]
[8]
[9]
[10] Wait for the completion of transmission for the final byte.
[11] Clear TEND flag.
[12] Clear STOP flag.
[13] Stop condition issuance.
[14] Wait for the generation of the stop condition.
[15] Set slave receive mode. Clear TDRE.
Test the status of the SCL and SDA lines.
Select master transmit mode.
Start condition issuance.
Select transmit data for the first byte (slave address + R/W).
Wait for 1 byte to be transmitted.
Test the acknowledge bit, transferred from the specified slave device.
Set transmit data for the second and subsequent data (except for the final byte).
Wait for ICDRT empty.
Set the final byte of transmit data.
Section 17 I2C Bus Interface 2 (IIC2)
Page 1049 of 1392
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