DF70844AD80FPV Renesas Electronics America, DF70844AD80FPV Datasheet - Page 829
DF70844AD80FPV
Manufacturer Part Number
DF70844AD80FPV
Description
IC SUPERH MCU FLASH 112LQFP
Manufacturer
Renesas Electronics America
Series
SuperH® SH7080r
Datasheet
1.DF70844AD80FPV.pdf
(1644 pages)
Specifications of DF70844AD80FPV
Core Size
32-Bit
Program Memory Size
256KB (256K x 8)
Core Processor
SH-2
Speed
80MHz
Connectivity
EBI/EMI, FIFO, I²C, SCI, SSU
Peripherals
DMA, POR, PWM, WDT
Number Of I /o
76
Program Memory Type
FLASH
Ram Size
16K x 8
Voltage - Supply (vcc/vdd)
3 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
112-LQFP
No. Of I/o's
76
Ram Memory Size
16KB
Cpu Speed
80MHz
Digital Ic Case Style
LQFP
Supply Voltage Range
3V To 3.6V, 4.5V To 5.5V
Embedded Interface Type
I2C, SCI
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
R0K570865S001BE - KIT STARTER FOR SH7086R0K570865S000BE - KIT STARTER FOR SH7086HS0005KCU11H - EMULATOR E10A-USB H8S(X),SH2(A)
Eeprom Size
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
DF70844AD80FPV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Receiving Serial Data (Clock Synchronous Mode): Figure 15.12 shows a sample flowchart for
receiving serial data. Use the following procedure for serial data reception after enabling the SCIF
for reception.
When switching from asynchronous mode to clock synchronous mode, make sure that the ORER,
PER, and FER flags are all cleared to 0. If the FER or PER flag is set to 1, the RDRF flag will not
be set and data reception cannot be started.
No
No
Read receive data in SCRDR,
Figure 15.12 Sample Flowchart for Receiving Serial Data (1)
Read ORER flag in SCSSR
Read RDRF flag in SCSSR
Clear RE bit in SCSCR to 0
and clear RDRF flag
All data received?
Start of reception
End of reception
in SCSSR to 0
ORER = 1?
RDRF = 1?
No
Yes
Yes
Error handling
Yes
Section 15 Serial Communication Interface (SCI)
[1] Receive error handling:
[2] SCI status check and receive data read:
[3] Serial reception continuation procedure:
identify any error, perform the appropriate
error handling, then clear the ORER flag
to 0. Reception cannot be resumed while
the ORER flag is set to 1.
then read the receive data in SCRDR,
and clear the RDRF flag to 0. The
transition of the RDRF flag from 0 to 1
can also be identified by an RXI interrupt.
receive data register (SCRDR) and clear
the RDRF flag to 0 before the MSB (bit 7)
of the current frame is received. The
RDRF flag is cleared automatically when
the direct memory access controller
(DMAC) or data transfer controller (DTC)
is activated by a receive-data-full interrupt
(RXI) request to read the SCRDR value,
and this step is not needed.
Read the ORER flag in SCSSR to
Read SCSSR and check that RDRF = 1,
To continue serial reception, read the
Rev. 3.00 May 17, 2007 Page 771 of 1582
REJ09B0181-0300
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