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STD UV Box Timer
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License: Public Domain
Description
UV Box timer.
Articles on my blog about it :
- https://hanixdiy.blogspot.com/2015/11/timer-for-uv-box.html
- https://hanixdiy.blogspot.com/2017/01/energia-and-msp430g2553.html
- https://hanixdiy.blogspot.com/2018/12/digital-encoder-breakout.html
- https://hanixdiy.blogspot.com/2018/12/timer-for-uv-box-final-build-software.html
- https://hanixdiy.blogspot.com/2018/12/timer-for-uv-box-final-build-hardware.html
Design Drawing
schematic diagram
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PCB
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | MSP430G2553IN20 | U$1 | DIP20 | 1 |
| 2 | 47uF | C4 | CAP-D3.0XF1.5 | 1 |
| 3 | 10uF | C1 | CAP-D3.0XF1.5 | 1 |
| 4 | Optorele | P1 | HDR-3X1/2.54 | 1 |
| 5 | Pushbutton/LED | P2 | HDR-3X1/2.54 | 1 |
| 6 | L78L33ABZ-AP | U1 | TO92-INLINE | 1 |
| 7 | BUZZERHNB09A03 | BUZZER1 | DIP-BUZZER-9X5.5 | 1 |
| 8 | 2N2222 | Q1 | TO-92(TO-92-3) | 1 |
| 9 | I2C connector | H1 | 210S-1X4P | 1 |
| 10 | Encoder | H2 | 210S-1X4P | 1 |
| 11 | Programming | H3 | 210S-1X4P | 1 |
| 12 | 1k | R1,R8 | AXIAL-0.3 | 2 |
| 13 | 10k | R2,R4,R9 | AXIAL-0.3 | 3 |
| 14 | 470 | R3 | AXIAL-0.3 | 1 |
| 15 | 47 | R6,R7,R5,R10 | AXIAL-0.3 | 4 |
| 16 | DC005-2.0MM | DC1 | DC-5020 | 1 |
| 17 | LED-3MM | LED1 | LED-3MM/2.54 | 1 |
| 18 | .1uF | C3,C8 | RAD-0.1 | 2 |
| 19 | .33uF | C2 | RAD-0.1 | 1 |
| 20 | .001uF | C5,C6,C7,C9 | RAD-0.1 | 4 |
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