R8A77850AADBGV Renesas Electronics America, R8A77850AADBGV Datasheet - Page 795
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
- Current page: 795 of 1694
- Download datasheet (9Mb)
16.3.1
WDTST is a 32-bit readable/writable register that specifies the time until watchdog timer counter
WDTCNT overflows. The time until WDTCNT overflows becomes minimum when H'5A00 0001
is set, and maximum when H'5A00 0000 is set.
WDTST should be written as a longword unit, with H'5A in the most significant byte. The value
read from this byte is always H'00. WDTST is only rest by a power-on reset caused by the
PRESET pin.
Initial value:
Initial value:
Bit
31 to 24
23 to 12
11 to 0
R/W:
R/W:
Bit:
Bit:
Watchdog Timer Stop Time Register (WDTST)
Bit Name
(Code for
writing)
⎯
WDTST
R/W
31
15
⎯
R
0
0
R/W
30
14
⎯
R
0
0
R/W
29
13
⎯
Code for writing (H'5A)
R
0
0
Initial
Value
All 0
All 0
All 0
R/W
28
12
⎯
R
0
0
R/W
R/W
R/W
R/W
R
R/W
27
11
0
0
R/W
R/W
26
10
0
0
Description
Code for writing (H'5A)
These bits are always read as H'00. When writing to
this register, the value written to these bits must be
H'5A.
Reserved
These bits are always read as 0. The write value
should always be 0.
Timer Stop
These bits set the counter value at which WDTCNT
overflows.
H'001: Minimum overflow value
H'000: Maximum overflow value
R/W
R/W
25
0
9
0
R/W
R/W
24
0
8
0
R/W
23
⎯
R
0
7
0
Rev.1.00 Jan. 10, 2008 Page 763 of 1658
R/W
22
⎯
R
0
6
0
WDTST
16. Watchdog Timer and Reset (WDT)
R/W
21
⎯
R
0
5
0
R/W
20
⎯
R
0
4
0
R/W
19
⎯
R
0
3
0
REJ09B0261-0100
R/W
18
⎯
R
0
2
0
R/W
17
⎯
R
0
1
0
R/W
16
⎯
R
0
0
0
Related parts for R8A77850AADBGV
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
KIT STARTER FOR M16C/29
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8C/2D
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
R0K33062P STARTER KIT
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8C/23 E8A
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8C/25
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER H8S2456 SHARPE DSPLY
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8C38C
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8C35C
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R8CL3AC+LCD APPS
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR RX610
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR R32C/118
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT DEV RSK-R8C/26-29
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR SH7124
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT STARTER FOR H8SX/1622
Manufacturer:
Renesas Electronics America
Datasheet:
Part Number:
Description:
KIT DEV FOR SH7203
Manufacturer:
Renesas Electronics America
Datasheet: