DF70845AD80FPV Renesas Electronics America, DF70845AD80FPV Datasheet - Page 816
DF70845AD80FPV
Manufacturer Part Number
DF70845AD80FPV
Description
IC SUPERH MCU FLASH 112LQFP
Manufacturer
Renesas Electronics America
Series
SuperH® SH7080r
Datasheet
1.DF70844AD80FPV.pdf
(1644 pages)
Specifications of DF70845AD80FPV
Core Size
32-Bit
Program Memory Size
512KB (512K 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
32K 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
32KB
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:
DF70845AD80FPV
Manufacturer:
TAIYO
Quantity:
40 000
Company:
Part Number:
DF70845AD80FPV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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Section 15 Serial Communication Interface (SCI)
(2)
An internal clock generated by the on-chip baud rate generator or an external clock input from the
SCK pin can be selected as the SCI transmit/receive clock. The clock source is selected by the
C/A bit in the serial mode register (SCSMR) and bits CKE1 and CKE0 in the serial control
register (SCSCR) (table 15.14).
When an external clock is input at the SCK pin, it must have a frequency equal to 16 times the
desired bit rate.
When the SCI operates on an internal clock, it can output a clock signal at the SCK pin. The
frequency of this output clock is equal to 16 times the desired bit rate.
(3)
SCI Initialization (Asynchronous Mode):
Before transmitting or receiving, clear the TE and RE bits to 0 in the serial control register
(SCSCR), then initialize the SCI as follows.
When changing the operation mode or the communication format, always clear the TE and RE bits
to 0 before following the procedure given below. Clearing the TE bit to 0 sets the TDRE flag to 1
and initializes the transmit shift register (SCTSR). Clearing the RE bit to 0, however, does not
initialize the RDRF, PER, FER, and ORER flags or receive data register (SCRDR), which retain
their previous contents.
When an external clock is used, the clock should not be stopped during initialization or subsequent
operation. SCI operation becomes unreliable if the clock is stopped.
Rev. 3.00 May 17, 2007 Page 758 of 1582
REJ09B0181-0300
Clock
Transmitting and Receiving Data
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