R8A77850AADBGV Renesas Electronics America, R8A77850AADBGV Datasheet - Page 1103
R8A77850AADBGV
Manufacturer Part Number
R8A77850AADBGV
Description
IC SUPERH MCU 436-BGA
Manufacturer
Renesas Electronics America
Series
SuperH® SH7780r
Datasheet
1.R8A77850AADBGV.pdf
(1694 pages)
Specifications of R8A77850AADBGV
Core Processor
SH-4A
Core Size
32-Bit
Speed
600MHz
Connectivity
Audio Codec, MMC, Serial Sound, SCI, SIO, SPI, SSI
Peripherals
DMA, POR, WDT
Number Of I /o
108
Program Memory Type
ROMless
Ram Size
8K x 8
Voltage - Supply (vcc/vdd)
1 V ~ 1.2 V
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
436-BGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Program Memory Size
-
Data Converters
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
R8A77850AADBGV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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21.4
21.4.1
The SCIF can perform serial communication in asynchronous mode, in which synchronization is
achieved character by character and in clocked synchronous mode, in which synchronization is
achieved with clock pulses. For details on asynchronous mode, see section 21.4.2, Operation in
Asynchronous Mode.
64-stage FIFO buffers are provided for both transmission and reception, reducing the CPU
overhead, and enabling fast and continuous communication to be performed.
SCIF_RTS and SCIF_CTS signals are also provided as modem control signals (only in channel 0).
The serial transfer format is selected using SCSMR as shown in table 21.4. The SCIF clock source
is determined by the combination of the C/A bit in SCSMR and the CKE1 and CKE0 bits in
SCSCR, as shown in table 21.5.
Asynchronous Mode:
• Data length: Choice of 7 or 8 bits
• LSB first for data transmission and reception
• Choice of parity addition and addition of 1 or 2 stop bits (the combination of these parameters
• Detection of framing errors, parity errors, receive-FIFO-data-full state, overrun errors, receive-
• Indication of the number of data bytes stored in the transmit and receive FIFO registers
• Choice of peripheral clock (Pck) or SCIF_SCK pin input as SCIF clock source
determines the transfer format and character length)
data-ready state, and breaks, during reception
When peripheral clock is selected: The SCIF operates on the baud rate generator clock and can
output a clock with frequency of 16 times the bit rate.
When SCIF_SCK pin input is selected: A clock with frequency of 16 times the bit rate must be
input (the on-chip baud rate generator is not used).
Operation
Overview
21. Serial Communication Interface with FIFO (SCIF)
Rev.1.00 Jan. 10, 2008 Page 1071 of 1658
REJ09B0261-0100
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