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參數(shù)資料
| 型號(hào)： | RV5C386A-E2 |
| 廠商： | RICOH COMPANY LTD |
| 元件分類： | XO, clock |
| 英文描述： | I2C-bus Real-Time Clock ICs with Voltage Monitoring Function |
| 中文描述： | 0 TIMER(S), REAL TIME CLOCK, PDSO10 |
| 封裝： | 4 X 2.90 MM, 1.20 MM HEIGHT, SSOP-10 |
| 文件頁數(shù)： | 10/42頁 |
| 文件大?。?/td> | 362K |
| 代理商： | RV5C386A-E2 |
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RV5C386A PRELIMINARY
12345
- 10 -
13.2.
13.2.1.
Register Settings
Control Register 1 (ADDRESS Eh)
D7
D6
D5
D4
D3
D2
CT2
CT2
0
D1
CT1
CT1
0
D0
CT0
CT0
0
WALE
WALE
0
*) Default settings: Default value means read/written values when the XSTP bit is set to “1” due to power-on
from 0 volts or supply voltage drop.
WALE, DALE
Alarm_W Enable Bit, Alarm_D Enable Bit
WALE,DALE
Description
0
Disabling the alarm interrupt circuit (under the control of the settings
of the Alarm_W registers and the Alarm_D registers).
1
Enabling the alarm interrupt circuit (under the control of the settings
of the Alarm_W registers and the Alarm_D registers)
DALE
DALE
0
/12
24
/12
24
0
SCRATCH3
SCRATCH3
0
TEST
TEST
0
(For Writing)
(For Reading)
Default Settings *)
(1)
(Default)
(2)
/12
24
12-/24-hour Mode Selection Bit
/12
24
0
Selecting the 12-hour mode with a.m. and p.m. indications.
1
Selecting the 24-hour mode
Setting the /12
24 bit to 0 and 1 specifies the 12-hour mode and the 24-hour mode, respectively.
Description
(Default)
24-hour mode
12-hour mode
24-hour mode
12-hour mode
00
01
02
03
04
05
06
07
08
09
10
11
12 (AM12)
01 (AM 1)
02 (AM 2)
03 (AM 3)
04 (AM 4)
05 (AM 5)
06 (AM 6)
07 (AM 7)
08 (AM 8)
09 (AM 9)
10 (AM10)
11 (AM11)
12
13
14
15
16
17
18
19
20
21
22
23
32 (PM12)
21 (PM 1)
22 (PM 2)
23 (PM 3)
24 (PM 4)
25 (PM 5)
26 (PM 6)
27 (PM 7)
28 (PM 8)
29 (PM 9)
30 (PM10)
31 (PM11)
Setting the /12
24 bit should precede writing time data
(3) SCRATCH3
Scratch Bit 3
SCRATCH3
0
1
The SCRATCH3 bit is intended for scratching and accepts the reading and writing of 0 and 1. The SCRATCH3
bit will be set to 0 when the XSTP bit is set to 1 in the Control Register 2.
Test Bit
TEST
Description
0
Normal operation mode.
1
Test mode.
The TEST bit is used only for testing in the factory and should normally be set to 0.
Description
(Default)
(4) TEST
(Default)
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