R8A77850ANBGV Renesas Electronics America, R8A77850ANBGV Datasheet - Page 1094
R8A77850ANBGV
Manufacturer Part Number
R8A77850ANBGV
Description
IC SUPERH MPU ROMLESS 436-BGA
Manufacturer
Renesas Electronics America
Series
SuperH® SH7780r
Datasheet
1.R8A77850AADBGV.pdf
(1694 pages)
Specifications of R8A77850ANBGV
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
-20°C ~ 75°C
Package / Case
436-BGA
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:
R8A77850ANBGV
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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21. Serial Communication Interface with FIFO (SCIF)
21.3.9
SCFCR is a register that performs data count resetting and trigger data number setting for transmit
and receive FIFO registers, and also contains a loopback test enable bit.
SCFCR can always be read from and written to by the CPU.
Rev.1.00 Jan. 10, 2008 Page 1062 of 1658
REJ09B0261-0100
Initial value:
Bit
15 to 11
10
9
8
7
6
R/W:
BIt:
FIFO Control Register n (SCFCR)
Bit Name
—
RSTRG2*
RSTRG1*
RSTRG0*
RTRG1
RTRG0
15
⎯
R
0
14
⎯
R
0
1
1
1
13
⎯
R
0
Initial
Value
All 0
0
0
0
0
0
12
⎯
R
0
11
⎯
R
0
R/W
R
R/W
R/W
R/W
R/W
R/W
RG2*
R/W
RST
10
0
1
Description
Reserved
These bits are always read as 0. The write value
should always be 0.
SCIF_RTS Output Active Trigger
The SCIF_RTS signal becomes high when the number
of receive data stored in SCFRDR exceeds the trigger
setting count shown below.
000:63
001:1
010:8
011:16
100:32
101:48
110:54
111:60
Receive FIFO Data Count Trigger
These bits are used to set the number of receive data
bytes that sets the RDF flag in SCFSR.
The RDF flag is set when the number of receive data
bytes in SCFRDR is equal to or greater than the trigger
setting count shown below.
00:1
01:16
10:32
11:48
RG1*
R/W
RST
9
0
1
RG0*
R/W
RST
8
0
1
RTRG1
R/W
7
0
RTRG0
R/W
6
0
TTRG1
R/W
5
0
TTRG0
R/W
4
0
MCE*
R/W
3
0
1
TFCL
R/W
2
0
RFCL
R/W
1
0
LOOP
R/W
0
0
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