Mô Đun Vôn Kế Điện Tử Ds1302 Rx8025T Ds3231N 3 Trong 1 Dc 5v-30v
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Giới thiệu Mô Đun Vôn Kế Điện Tử Ds1302 Rx8025T Ds3231N 3 Trong 1 Dc 5v-30v
DS1302 RX8025T DS3231 LED Digital Clock Temperature Time Thermometer Voltmeter BoardDS1302 chip is a new product with low precision. RX8025T chip (this is the original link product) high precision. Dear friends please take the accurate product model according to your own needs.
Product parameters:
1. Power supply voltage: DC5.0-30V
2. Temperature functional range: -40 ~ 120 °, resolution 0.1 °.
3. Functional range of voltmeter: 5 ~ 30V
4. Module size: 40x13mm
Functions and instructions:
1, adjust the time, date, year, voltage error, temperature error cycle display term definition, alternate display interval time
In the non-set state, press the left button to enter the adjustment of time (note that the colon in the middle is bright), at this time "minutes" start flashing, press the right button to increase, adjust the range of 00~59. Adjust the "minute", and then press the left button, "hour" starts flashing, press the right button to increase, adjust the range of 00~23. After setting the "hour", press the left button to enter the adjustment of the date (note that the colon in the middle is out), at this time the "day" starts flashing, press the right button to increase, adjust the range 1-31. After adjusting the "day", press the left button again, at this time "month" starts flashing, press the right button to increase, adjust the range 1-12. After adjusting the date, press the left button again, at this time "year" begins to flash, press the right button to increase, adjust the range 2012-2049. After adjusting the "year", press the left button to enter the error calibration function of display voltage [x.xu], the unit is 0.1V, positive number means increase, negative number means decrease. Then press the left button to enter the temperature error calibration setting [Ac: XX],xx stands for correction value, press the right button to increase, positive number means increase, negative number means decrease, unit is degree. Press the left button again to enter the definition function dd option of the item under cyclic display state. Press the right button to change the value: (DD :0) time temperature voltage, (DD :1) time temperature, (DD :3) time voltage. Press the left button again to enter the dF option to display alternate interval time. Press the right button to change the value. The larger the value, the longer the interval will be. Press the left button again to enter [LL: XX] brightness setting, LL:1 darkest, LL:3 brightest. Press the left button again to enter [AL: X] automatic brightness setting, AL:0 off, AL: 1 on. When set to AL: 1, it will automatically become level 1 brightness after 19:00 and level 3 brightness after 7am. Finally, press the left button to save all the values and return to the normal display state.
2. Switch display items
Under the non-set state, press the right button to switch the display item, and the display will switch between the alternating cycle of time -> date -> temperature -> voltage ->.
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