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STD Automatically control fan with LM35 temp sensor and PIC16F877A
Automatically control fan with LM35 temp sensor and PIC16F877A
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Update time：
2022-07-23 04:10:54
Creation time：
2022-07-22 15:38:48
Description
Description
Automatically control fan with LM35 temp sensor and PIC16F877A
Design Drawing
Design Drawing
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| ID | Name | Designator | Footprint | Quantity |
|---|---|---|---|---|
| 1 | 33pF | C1,C2 | RAD-0.1 | 2 |
| 2 | 1u | C4,C5 | CAP2 | 2 |
| 3 | jack_to_fan | H1 | HDR-F-2.54_1X2 | 1 |
| 4 | POWER_JACKPTH | JP1 | POWER_JACK_PTH | 1 |
| 5 | LED_BLUE | LED1,LED2,LED3,LED4,LED5,LED6,LED7,LED8 | LED-TH_BD3.2-P2.54-FD-LED-RED-JO | 8 |
| 6 | 264-7ID-LED-RED-JO | LED_RED | LED-TH_BD3.2-P2.54-FD-LED-RED-JO | 1 |
| 7 | Transitor-NPN | Q1 | TO92-EBC | 1 |
| 8 | 1K | R1,R2,R3,R4,R5,R6,R7,R8 | 2W RESISTOR | 8 |
| 9 | 2.2K | R9 | 2W RESISTOR | 1 |
| 10 | 10K | R10,RCLR | 2W RESISTOR | 2 |
| 11 | PIC16F877A-IP | U7 | DIP40 | 1 |
| 12 | FAN | U8 | FAN | 1 |
| 13 | 7805T | U9 | TO220H | 1 |
| 14 | LM35 | U10 | LM35 | 1 |
| 15 | CRYSTAL 20MHZ | X1 | CRYSTAL 20MHZ | 1 |
| 16 | PICKIT3_5 | X2 | PICKIT3_5 | 1 |
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