R4F24268NVRFQV Renesas Electronics America, R4F24268NVRFQV Datasheet - Page 958
R4F24268NVRFQV
Manufacturer Part Number
R4F24268NVRFQV
Description
MCU 256KB FLASH 48K 144-LQFP
Manufacturer
Renesas Electronics America
Series
H8® H8S/2400r
Datasheet
1.R4F24268NVZFQV.pdf
(1406 pages)
Specifications of R4F24268NVRFQV
Core Processor
H8S/2600
Core Size
16/32-Bit
Speed
33MHz
Connectivity
EBI/EMI, I²C, IrDA, SCI, SSU, UART/USART
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 10x10b, 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:
R4F24268NVRFQV
Manufacturer:
Renesas Electronics America
Quantity:
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Company:
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R4F24268NVRFQV
Manufacturer:
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Quantity:
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Section 15 Serial Communication Interface (SCI, IrDA)
15.7.2
Figure 15.22 shows the transfer data format in Smart Card interface mode.
• One frame consists of 8-bit data plus a parity bit in asynchronous mode.
• In transmission, a guard time of at least 2 etu (Elementary Time Unit: time for transfer of 1 bit)
• If a parity error is detected during reception, a low error signal level is output for one etu
• If an error signal is sampled during transmission, the same data is retransmitted automatically
Data transfer with the types of IC cards (direct convention and inverse convention) are performed
as described in the following.
Page 928 of 1372
is left between the end of the parity bit and the start of the next frame.
period, 10.5 etu after the start bit.
after the elapse of 2 etu or longer.
When there is no parity error
When a parity error occurs
[Legend]
Ds:
D0 to D7:
Dp:
DE:
Data Format (Except for Block Transfer Mode)
(Z)
Figure 15.23 Direct Convention (SDIR = SINV = O/E = 0)
Ds
Ds
Figure 15.22 Normal Smart Card Interface Data Format
Start bit
Data bits
Parity bit
Error signal
Ds
A
D0
D0
D0 D1 D2 D3 D4 D5 D6 D7 Dp
Z
D1
D1
Z
Transmitting station output
Transmitting station output
D2
D2
A
D3
D3
Z
Z
D4
D4
Z
D5
D5
A
D6
D6
A
Z
D7
D7
H8S/2426, H8S/2426R, H8S/2424 Group
Dp
Dp
(Z) State
Receiving station
output
REJ09B0466-0350 Rev. 3.50
DE
Jul 09, 2010
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