R4F24568NVFQV Renesas Electronics America, R4F24568NVFQV Datasheet - Page 966
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
-
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Section 15 Serial Communication Interface (SCI, IrDA)
(1)
In transmission, the output signal (UART frame) from the SCI is converted to an IR frame by the
IrDA interface (see figure 15.34).
When the serial data is 0, a high pulse of 3/16 the bit rate (interval equivalent to the width of one
bit) is output (initial value). The high-level pulse can be varied according to the setting of bits
IrCKS2 to IrCKS0 in IrCR.
In the specification, the high pulse width is fixed at a minimum of 1.41 µs, and a maximum of
(3/16 + 2.5%) × bit rate or (3/16 × bit rate) + 1.08 µs. When system clock φ is 20 MHz, 1.6 µs can
be set for a high pulse width with a minimum value of 1.41 µs.
When the serial data is 1, no pulse is output.
Page 936 of 1392
Transmission
Start
Start
cycle
bit
bit
Bit
0
Transmit
0
Figure 15.34 IrDA Transmit/Receive Operations
1
1
0
0
UART frame
IR frame
1
1
0
0
Data
Data
0
0
Receive
1
1
Pulse width
1.6 μs to 3/16 bit cycle
H8S/2456, H8S/2456R, H8S/2454 Group
1
1
REJ09B0467-0350 Rev. 3.50
0
0
Stop
Stop
bit
bit
1
1
Jul 07, 2010
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