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Benedikt3141
A smart irrigation system for irrigation of up to 6 plants. It monitors the moisture, temperature, CO2 concentration, air quality ... and displays the data on a 2.4" TFT Display using an ESP32 DevKit C as processor.
| Reference | Value | Description |
|---|---|---|
| U5,U6 | ADS1115IDGS | Ultra-Small, Low-Power, I2C-Compatible, 860-SPS, 16-Bit ADCs With Internal Reference, Oscillator, and Programmable Comparator, VSSOP-10 |
| U8 | DW01A | Overcharge, overcurrent and overdischarge protection IC for single cell lithium-ion/polymer battery |
| U9 | FS8205A | FS8205A |
| U10 | DS3231MZ | ±5ppm, I2C Real-Time Clock SOIC-8 |
| U11 | TP4056-42-ESOP8 | 1A Standalone Linear Li-ion/LiPo single-cell battery charger, 4.2V ±1% charge voltage, VCC = 4.0..8.0V, SOIC-8 (SOP-8) |
| U12 |
| I2C Serial EEPROM, 32Kb (4096x8) with Unique Serial Number, SO8 |
| U14 | MT3608 | High Efficiency 1.2MHz 2A Step Up Converter, 2-24V Vin, 28V Vout, 4A current limit, 1.2MHz, SOT23-6 |
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| C11,C13,C14 | 100nF | Unpolarized capacitor, small symbol |
|---|
| C12,C15 | 10uF | Unpolarized capacitor, small symbol |
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| C16 | 22uF | Unpolarized capacitor, small symbol |
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| D6 | RED |
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| D7 | GREEN |
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| D8 | SS14 | 40V 1A Schottky Diode, SMA |
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| L1 | 22uH | Inductor, small symbol |
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| R16,R17,R20,R22,R31,R42 | 10k | Resistor, small symbol |
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| R23,R37 | 100k | Resistor, small symbol |
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| R29,R30,R32 | 1k |
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| R33 | 0R |
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| R34 | 100 |
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| R35 | 4.7k | Resistor, small symbol |
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| R36 | 220k | Resistor, small symbol |
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| R41 | 73.2k | Resistor, small symbol |
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| RN1 | 4.7k Resistor Array | 4 resistor network, star topology, bussed resistors, small symbol |
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