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参数资料
| 型号： | LC5645N |
| 元件分类： | 时钟及定时 |
| 英文描述： | LCD WATCH, UUC34 |
| 文件页数： | 4/10页 |
| 文件大小： | 190K |
| 代理商： | LC5645N |
LC5645N
No.1433–3/10
Block Diagram
Operating Specification
1. Hours, minutes display mode
In this hours, minutes display mode the colon flashes at a 1Hz rate and 50% duty.
The 10’s digit of hours is zero-blanked.
In the 12-hour operation mode the hours digits change as 1
→ 2 →............→ 12 → 1.
In the 24-hour operation mode the hours digits change as 0
→ 1 →....................... → 23 → 0.
2. Month, date display mode
In the month, date display mode the colon is unlighted.
The 10’s digit of both month and date is zero-blanked.
Discrimination between long month and short month is exercised when an hour carry occurs and February date is
counted up to 28th.
3. Seconds display mode
In the seconds display mode the colon flashes.
Seconds are displayed on the right 2 digits, with the left 2 digits blanked.
4. Alternating display mode
By pushing switch S2 in the hours, minutes display mode or month, date display mode, the alternating display
mode is entered. By pushing switch S2 and then switch S1 in the seconds display mode, the alternating display
mode is also entered.
When the alternating display mode is entered, the month, date display appears. The hour, minutes display
appears 2 seconds later, and then the month, date display returns 2 seconds later. This is repeated.
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