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Description:
This is a DIY LED dot matrix optical control LED digital clock kit. It's red with a acrylic shell. This product needs to be soldered and assembled by yourself.
Parameters:
| No. | Parameter | Value |
| 1 | Voltage | DC 5V |
| 2 | Material |
High quality PCB, transparent acrylic shell |
| 3 | Features |
High quality PCB, full SMD LED lamp, clear display. The time temperature can be displayed on the same screen. It has the function of power failure memory. |
| 4 | Application |
This kit is suitable for automation, Internet of things, MCU electronics enthusiasts; For practice soldering installation product debugging; MCU learning. |
Component List:
| No. | Name | Position | Specification | Quantity |
| 1 | 0805 patch resistance | R1, R2, R3 | 10K | 3 |
| 2 | 0805 patch resistance | R4- R35 | 470 | 32 |
| 3 | Glassy thermistor | RT | 10K NTC | 1 |
| 4 | Photosensitive resistance | GM1 | 5516 | 1 |
| 5 | 0805 patch capacitance | C1,C2 | 6pF | 2 |
| 6 | 0805 patch capacitance | C3- C9 | One hundred and four | 7 |
| 7 | 0805 patch capacitance | C10 | One hundred and six | 1 |
| 8 | Integrated circuit | U1 | STC15W408AAS SOP--28 | 1 |
| 9 | Integrated circuit | U2,U3 | ULN2003 SOP--28 | 2 |
| 10 | Integrated circuit | U4- U8 | 74HC595 SOP1--16 | 5 |
| 11 | Integrated circuit | U9 | DS1320 SOP--16 | 1 |
| 12 | Crystal oscillator | Y1 | 32768Hz | 1 |
| 13 | 3V button battery | BT | CR1220 | 1 |
| 14 | Button battery buckle | CR1220 | 1 | |
| 15 | USB socket | J1 | MicroUSB two pins | 1 |
| 16 | Tact Switch | S1,S2 | Vertical | 2 |
| 17 | Patch LED | 0603 red | 390 |
Tested by ICStation's Outstanding Partner sjm4306:
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Learn More Details in the Video:
(The language in the video is English)
Tested by ICStation's Outstanding Partner Simple Electronics:
(The language in the video is English)
| Quantity | 3+ | 5+ | 10+ |
| Price | $12.30 | $11.99 | $11.60 |
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