WellD
kinggh0stee
ESP32-C6 Zigbee well monitor — reads a 4–20 mA pressure transducer and DS18B20, reports water level, temperature, and battery to Zigbee2MQTT with OTA update support
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kinggh0stee
ESP32-C6 Zigbee well monitor — reads a 4–20 mA pressure transducer and DS18B20, reports water level, temperature, and battery to Zigbee2MQTT with OTA update support
| U12 | TP4056 |
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| U13 | DW01A |
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| U14 | LM393 |
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| BT1 | BH-18650 |
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| C3,C5,C10,C12,C24,C36 | 1uF |
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| C4,C6,C15,C16,C18,C19,C_BUCK? | 10uF | 10uF 10V X5R 0805 HT7333-A primary output cap on +3V3 rail |
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| C7,C9,C11,C13,C21,C23,C30-C33,C_BST?,C_DW?,C_NTC?,C_VG? | 100nF | 100nF 0402 MT3608B bootstrap cap BST(pin6)->SW mandatory gate driver supply |
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| C8 | 1nF |
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| C17 | 10uF 35V |
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| C20 | 22uF 25V |
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| C22,C28,C29 | 10uF 25V |
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| C27 | 4.7uF |
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| C34,C35 | 10nF |
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| C_COM? | 220nF |
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| D1,D12 | PRTR5V |
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| D4 | Status |
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| D5,Q3,Q5 | AO3407 |
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| D6 | MBRS140 |
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| D7 | LED |
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| D8,D14 | SMAJ10CA |
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| D9,D10,D13 | SMAJ5.0A |
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| D11 | SMAJ13 |
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| D15,D16,D_SOLAR? | SS34 |
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| F2 | PTC 2A hold |
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| FB1 | Ferrite |
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| GDT1,GDT2 | GDT 90V DNF | Gas discharge tube, LOOP_TERM_CH1 to GND, coarse surge stage, DNF - populate per site,Gas discharge tube, LOOP_TERM_CH2 to GND, coarse surge stage, DNF - populate per site |
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| J3 | 132289 |
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| J4 | 4-20mA_1 |
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| J5 | 4-20mA_2 |
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| J6 | DS18B20 |
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| J7 | Spare |
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| J8 | I2C |
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| J9 | GPIO |
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| J10 | PROG |
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| J12 | Solar |
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| J13 | USB-C |
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| L1 | 4.7uH |
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| L_SOLAR? | 22uH |
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| M_SOLAR? | SI2319CDS |
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| R2-R5,R28,R_DW1 | 100R |
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| R6,R9,R10,R25,R26,R38 | 4k7 |
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| R7,R8,R16,R21,R24,R27,R29,R_NT2,R_NT3,R_PU? | 100k |
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| R12,R13,R15,R31 | 10k |
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| R14,R_CS_DW? | 1k |
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| R19 | 0R1 |
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| R20 | 316k |
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| R22 | 1k DNF |
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| R23 | 1.91M |
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| R32 | 33R |
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| R50,R51 | 5k1 |
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| RT1,RT_SOLAR? | NTC 10k B3950 |
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| R_COM? | 120R |
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| R_DRDY? | 4.7k | 4.7k 0402 ADS1115 ALERT/DRDY open-drain pull-up to +3V3 required by datasheet |
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| R_DRV? | 300k |
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| R_HYS? | 330k |
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| R_NT1 | 30k |
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| R_NTC? | 5k6 |
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| R_PROG? | 1k2 |
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| SJ1 | VBOOST |
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| SJ2,TP2 | VLOOP |
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| SJ3 | LED_DIS |
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| SJ4 | UART_TX |
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| SJ5 | UART_RX |
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| SW1 | RESET |
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| SW2 | BOOT |
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| TP1 | VBAT |
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| TP3 | +3V3 |
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| TP4 | GND |
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| TP5 | LOOP1 |
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| TP6 | LOOP2 |
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| TP7 | 1WIRE |
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| TP8 | SDA |
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| TP9 | SCL |
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| TP10 | VSOLAR |
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| TP11 | VBAT_RAW |
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| TP12 | ADS_DRDY |
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| TP13 | FACTORY_RESET |
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| TP14 | CHRG_SOL |
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| TP15 | CHRG_USB |
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