r5s77631ay266bgv Renesas Electronics Corporation., r5s77631ay266bgv Datasheet - Page 843
r5s77631ay266bgv
Manufacturer Part Number
r5s77631ay266bgv
Description
Renesas 32-bit Risc Microcomputer Superhtm Risc Engine Family Sh-4a Series
Manufacturer
Renesas Electronics Corporation.
Datasheet
1.R5S77631AY266BGV.pdf
(2026 pages)
- Current page: 843 of 2026
- Download datasheet (12Mb)
22.4.17 RTC Control Register (RCR3) and Year-Alarm Register (RYRAR)
RCR3 and RYRAR are readable/writable registers. RYRAR is the alarm register for the RTC's
BCD-coded year-value counter RYRCNT. When the YENB bit of RCR3 is set to 1, the RYRCNT
value is compared with the RYRAR value. Comparison between the counter and the alarm register
only takes place with the alarm registers in which the ENB and YENB bits are set to 1. The alarm
flag of RCR1 is only set to 1 when the respective values all match.
The setting range of RYRAR is decimal 0000 to 9999, and normal operation is not obtained if a
value beyond this range is set here.
RCR3 is initialized by a power-on reset, but RYRAR will not be initialized by a power-on or
manual reset.
Bits 6 to 0 of RCR3 are always read as 0. A write to these bits is invalid. If a value is written to
these bits, it should always be 0.
• RCR3
• RYRAR
Initial value:
R/W:
Bit:
R/W
15
—
R/W
1000 years
14
—
Initial value:
R/W
13
—
R/W:
R/W
Bit:
12
—
YENB
R/W
R/W
11
—
—
7
R/W
100 years
10
—
—
R
6
0
R/W
—
—
R
5
0
9
R/W
—
—
R
4
0
8
R/W
—
—
R
3
0
7
Rev. 1.00 Oct. 01, 2007 Page 777 of 1956
R/W
—
—
10 years
R
6
2
0
R/W
—
—
R
5
1
0
Section 22 Realtime Clock (RTC)
R/W
—
—
R
4
0
0
R/W
—
3
REJ09B0256-0100
R/W
—
2
1 year
R/W
—
1
R/W
—
0
Related parts for r5s77631ay266bgv
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
Renesas Technology Corp [Renesas 32-Bit RISC Microcomputer Super RISC engine Family/SH7700 Series]
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
RENESAS MCU M16C FAMILY / M16C/Tiny SERIES
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
Renesas Starter Kit for RX210
Manufacturer:
Renesas Electronics Corporation.
Part Number:
Description:
EVALBOARD/Renesas StarterKit for RX630
Manufacturer:
Renesas Electronics Corporation.
Part Number:
Description:
EVALBOARD/Renesas Starter Kit+ for RX63N
Manufacturer:
Renesas Electronics Corporation.
Part Number:
Description:
EVALBOARD/Renesas Starter Kit
Manufacturer:
Renesas Electronics Corporation.
Part Number:
Description:
FLASH PROGRAMMER FOR RENESAS MICROCONTROLLERS
Manufacturer:
Renesas Electronics Corporation.
Part Number:
Description:
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
Manufacturer:
Renesas Electronics Corporation.
Datasheet:
Part Number:
Description:
Manufacturer:
Renesas Electronics Corporation.
Datasheet: