HD6417751RF240V Renesas Electronics America, HD6417751RF240V Datasheet - Page 760
HD6417751RF240V
Manufacturer Part Number
HD6417751RF240V
Description
MPU 1.5/3.3V 0K PB-FREE 256-QFP
Manufacturer
Renesas Electronics America
Series
SuperH® SH7750r
Datasheet
1.D6417751RBP200DV.pdf
(1226 pages)
Specifications of HD6417751RF240V
Core Processor
SH-4
Core Size
32-Bit
Speed
240MHz
Connectivity
EBI/EMI, FIFO, SCI, SmartCard
Peripherals
DMA, POR, WDT
Number Of I /o
39
Program Memory Type
ROMless
Ram Size
48K x 8
Voltage - Supply (vcc/vdd)
1.4 V ~ 1.6 V
Oscillator Type
External
Operating Temperature
-20°C ~ 75°C
Package / Case
256-QFP Exposed Pad, 256-eQFP, 256-HQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Data Converters
-
Available stocks
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HD6417751RF240V
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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15. Serial Communication Interface (SCI)
Serial Data Reception (Synchronous Mode): Figure 15.22 shows a sample flowchart for serial
reception.
Use the following procedure for serial data reception after enabling the SCI for reception.
When changing the operating mode from asynchronous to synchronous, be sure to check that the
ORER, PER, and FER flags are all cleared to 0. The RDRF flag will not be set if the FER or PER
flag is set to 1, and neither transmit nor receive operations will be possible.
Rev.4.00 Oct. 10, 2008 Page 660 of 1122
REJ09B0370-0400
Serial clock
Serial data
TDRE
TEND
TXI interrupt
request
Transfer
direction
Data written to SCTDR1
and TDRE flag cleared to
0 in TXI interrupt handler
Figure 15.21 Example of SCI Transmit Operation
Bit 0
LSB
Bit 1
One frame
TXI interrupt
request
MSB
Bit 7
Bit 0
Bit 1
Bit 6
TEI interrupt
request
Bit 7
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