DF70844AD80FPV Renesas Electronics America, DF70844AD80FPV Datasheet - Page 836
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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Section 15 Serial Communication Interface (SCI)
15.4.6
Figure 15.18 shows a sample flowchart for multiprocessor serial data reception. If the MPIE bit in
SCSCR is set to 1, data is skipped until data with a 1 multiprocessor bit is sent. On receiving data
with a 1 multiprocessor bit, the receive data is transferred to SCRDR. An RXI interrupt request is
generated at this time. All other SCI operations are the same as in asynchronous mode. Figure
15.17 shows an example of SCI operation for multiprocessor format reception.
Rev. 3.00 May 17, 2007 Page 778 of 1582
REJ09B0181-0300
MPIE
RDRF
SCRDR
value
RXD
MPIE
RDRF
SCRDR
value
RXD
Multiprocessor Serial Data Reception
1
1
Start
bit
Start
bit
(Example with 8-Bit Data, Multiprocessor Bit, One Stop Bit)
0
0
Figure 15.17 Example of SCI Operation in Reception
MPIE = 0
MPIE = 0
D0
D0
ID1
D1
D1
Data (ID1)
Data (ID2)
RXI interrupt
request
(multiprocessor
interrupt)
generated
RXI interrupt
request
(multiprocessor
interrupt)
generated
D7
D7
(a) Data does not match station’s ID
(b) Data matches station’s ID
MPB
MPB
1
1
SCRDR data read
and RDRF flag
cleared to 0 in
RXI interrupt
processing routine
SCRDR data read
and RDRF flag
cleared to 0 in
RXI interrupt
processing routine
Stop
bit
Stop
bit
1
1
Start
bit
Start
bit
0
0
D0
D0
If not this station’s ID,
MPIE bit is set to 1
again
Matches this station’s ID,
so reception continues,
and data is received in RXI
interrupt processing routine
D1
D1
Data (Data1)
Data (Data2)
ID2
ID1
D7
D7
MPB
MPB
0
0
RXI interrupt request is
not generated,
and SCRDR retains
its state
Stop
bit
Stop
bit
1
1
MPIE bit is set to 1
again
Idle state
(mark state)
Idle state
(mark state)
Data2
1
1
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