R4F24278NVFQU Renesas Electronics America, R4F24278NVFQU Datasheet - Page 1021

• Manufacturer Part Number: R4F24278NVFQU
• Description: MCU 512K/48K 2.7-5.5V 144-LQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8S/2400r

Specifications of R4F24278NVFQU

• Core Processor: H8S/2600
• Core Size: 16/32-Bit
• Speed: 33MHz
• Connectivity: EBI/EMI, I²C, IrDA, SCI, Smart Card, SPI, SSU, UART/USART
• Peripherals: DMA, POR, PWM, WDT
• Number Of I /o: 98
• Program Memory Size: 512KB (512K x 8)
• Program Memory Type: FLASH
• Eeprom Size: -
• Ram Size: 64K 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

H8S/2427, H8S/2427R, H8S/2425 Group
16.11.3 CRC Operation Circuit Operation
The CRC operation circuit generates a CRC code for LSB-first/MSB-first Communication. An
example in which a CRC code for hexadecimal data H'F0 is generated using the X
polynomial with the G1 and G0 bits in CRCCR set to B'11 is shown below.
REJ09B0565-0100 Rev. 1.00
Jul 22, 2010
4. Serial transmission (LSB first)
3. Read from CRCDOR
1. Write H'83 to CRCCR
4. Serial transmission (MSB first)
CRCCR
CRCDORH
CRCDORL
3. Read from CRCDOR
1. Write H'87 to CRCCR
Output
CRCCR
CRCDORH
CRCDORL
7
1
CRC code = H'F78F
1
CRC code = H'EF1F
F
1
7
1
0
0
7
7
1
0
0
7
1
7
1
0
0
0
0
0
0
0
1
0
0
0
0
0
0
F
1
1
0
0
0
7
0
0
0
Figure 19.42 MSB-First Data Transmission
Figure 19.41 LSB-First Data Transmission
1
1
0
0
0
Data
CRCDOR clearing
0
0
0
CRCDOR clearing
0
1
CRC code
0
0
0
0
1
0
0
1
7
0
1
0
0
1
0
0
0
0
1
0
0
0
0
0
1
0
0
8
0
0
0
0
0
0
7
1
1
2. Write H'F0 to CRCDIR
1
CRCDIR
CRCDORH
CRCDORL
E
2. Write H'F0 to CRCDIR
CRCDIR
CRCDORH
CRCDORL
1
1
Section 16 Serial Communication Interface (SCI, IrDA, CRC)
F
1
0
1
0
1
7
7
1
1
1
1
7
1
7
7
1
1
0
1
1
0
F
1
1
1
1
0
F
1
1
0
CRC code
1
1
0
1
1
0
1
1
0
Data
1
7
0
1
0
1
0
0
1
CRC code generation
0
0
0
1
1
CRC code generation
0
1
1
1
0
0
0
1
1
0
0
1
1
0
1
0
1
1
0
1
1
16
0
0
0
0
+ X
1
0
1
1
0
0
Page 991 of 1448
12
1
F
+ X
1
Output
5
1
0
+ 1