Description
SC-91 STC11F02E MCU 4 Digit Digital Clock Time DIY Electronic Circuit Board Kit Parts DIY Digital Clock Making Kit
Product Description
The MCU program in this kit has been written, no source code or program is provided. If you need a finished board or source code, please purchase the SC-92 DS1302 digital clock and timing module.
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item
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value
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Power requirements
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4.5V-5V, positive inside and negative outside
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Power supply method
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3 AA batteries, USB port for power, mobile phone charger, mobile power
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PCB size
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length 50mm X width 43mm
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Function description
Second correction (for precise time adjustment) Can switch to calendar display interface Timekeeping on the hour (can be turned off) Alarm setting (can be turned off)
MCU description
A full set of spare parts include STC11F02E microcontroller. The MCU program has been written and equipped with integrated circuit sockets, all functions can be realized after assembly, and the production success rate is high.
Kit Features
Use 0.28 inch clock dedicated red digital tube for display
STC11F02E as the main control chip Accurate travel time, the error range of travel time is -1~+1 second per 24 hours 1.6mm thick PCB is made of military grade FR-4 board, with mounting holes reserved
Operation method
Press S1 to switch time, calendar, alarm display mode In the time display mode, long press S1 to enter the setting mode. In the setting mode, press S1 to set the hour, minute, year, month, day, alarm hour, and alarm minute in sequence. Press S2 to increase the corresponding value and return to the time after all settings are completed display Seconds correction-Press S1 and S2 simultaneously in time display mode to reset the seconds to zero Year display-Press S1 and S2 simultaneously to display the year in calendar display mode Turn on or off the hourly timekeeping-Press S1 and S2 at the same time in the alarm display mode to turn on or off the hourly timekeeping. When the hourly timekeeping function is turned on, a red dot will be displayed at the lower right corner of the alarm
Details Images