R5F61665N50FPV Renesas Electronics America, R5F61665N50FPV Datasheet - Page 994

• Manufacturer Part Number: R5F61665N50FPV
• Description: MCU FLASH 512K ROM 144-LQFP
• Manufacturer: Renesas Electronics America
• Series: H8® H8SX/1600r

Specifications of R5F61665N50FPV

• Core Processor: H8SX
• Core Size: 16/32-Bit
• Speed: 50MHz
• Connectivity: EBI/EMI, I²C, IrDA, SCI, SmartCard, USB
• Peripherals: DMA, LVD, POR, PWM, WDT
• Number Of I /o: 92
• Program Memory Size: 512KB (512K x 8)
• Program Memory Type: FLASH
• Ram Size: 40K x 8
• Voltage - Supply (vcc/vdd): 3 V ~ 3.6 V
• Data Converters: A/D 8x10b; 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: -

Section 19 Serial Communication Interface (SCI, IrDA, CRC)
19.11.4 Note on CRC Operation Circuit
Note that the sequence to transmit the CRC code differs between LSB-first transmission and
MSB-first transmission.
Rev. 2.00 Oct. 21, 2009 Page 960 of 1454
REJ09B0498-0200
1. CRC code generation
2. Transmission data
After specifying the operation method, write data to CRCDIR in the sequence of (1) → (2) → (3) → (4).
(i) LSB-first transmission
(ii) MSB-first transmission
Output
CRCDIR
CRCDORH
CRCDORL
Figure 19.48 LSB-First and MSB-First Transmit Data
7
7
7
7
(1) → (2) → (3) → (4)
(5)
(1)
CRC code
0
0
7
7
(5)
(6)
(6)
(2)
CRC code generation
0
0
7
7
(4)
(3)
0
0
0
0
7
7
(3)
(4)
0
0
7
7
(2)
(5)
CRC code
0
0
7
7
(1)
(6)
0
0
Output