Colorful LED Electronic Clock Kit Soldering Project
by ICStation in Circuits > Clocks
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Colorful LED Electronic Clock Kit Soldering Project
This Colorful LED Digital Electronic Clock is a DIY kit which comes with various components. User need to install each components and then build a complete clock. The SMD LED light board has been already soldered, so actually beginners can also try it, a great learning and practice experience.
It not only can exercise and improve soldering skills, but also increase the interest in electronic technology. Great for electronics hobbyists, beginners, home education, father-son time, school STEM class Teaching, students learn to solder and understand circuit knowledge .
Install 3pcs 10Kohm Metal Film Resistor
Install 3pcs 10Kohm Metal Film Resistor At R1,R2,R5
Install 1pcs Micro USB Socket at USB1
Install 1pcs Crystal Oscillator at Y1
Install 1pcs CR1220 Battery Socket at BT1
Please pay attention to the installation direction.
Install 2pcs 100nF Ceramic Capacitor at C3,c4
Install 2pcs 22pF Ceramic Capacitor at C5,C6
Install 1pcs GL5539 Photoresistor at R3
Please maintain 8mm between sensor probe and pcb edge.
Install 1pcs Thermistor at R4
Please maintain 8mm between sensor probe and pcb edge.
Install 1pcs DIP-8 IC Socket at U3
There is a gap mark on one end of the IC Socket. And a gap mark on PCB silk screen where the IC Socket can be placed on. These two marks are corresponding to each other and are used to specify the installation direction of the IC Socket.
Install 1pcs DIP-16 IC Socket at U4
Install 1pcs DIP-16 IC Socket at U4 by the same methods.
Install 1pcs TO-92 S8550 Transistor at Q1
Install 1pcs TO-92 S8550 Transistor at Q1. The arc on the PCB corresponds to the arc of the components.
Install 2pcs Black Button at SW1, SW2
Install 1pcs Passive Buzzer at LS1
The "+" pin connect to the "+" pad.
Install 1pcs DIP-8 IC DS1302 Clock Chip at U3
There is a gap mark on one end of the IC Socket. And a gap mark on DIP-8 IC Socket where the IC can be placed on. These two marks are corresponding to each other and are used to specify the installation direction of the IC Chip.
Install 1pcs DIP-16 STC8G1K17-38I Controller at U4
Install 1pcs CR1220 Battery
Install 1pcs battery as shown. Note: the positibe electrode of the battery contacts the metal spring of the battery holder.
Place PCB on Clock Case.
Place PCB on clock case. Pay attention to the installation positions of the two sensors and two buttons.
Fix Clock Case by 4pcs Screw
Install 2pcs Black Button Cap on Buttons
Done! Plug the Usb Wire and Get a Nice Clock
The clock can display date/time/week, temperature in Celsius/Fahrenheit degree. With 3 Alarm Clock, 4 Alarm Ring, 12hrs/24hrs display format, power-off memory. A little soldering project to dive into circuit learning, and elevate your soldering skills. 3 Colors (Blue, White, Purple) Available at ICStation! Don't miss out on this fantastic experience!