# Water level sensor(BLE) ## Project Details - **Owner:** vasyl - **Created:** 6/8/2021 - **Last Updated:** 6/25/2021 - **Visibility:** Public ## Key Components ### ? — [Ground](https://www.flux.ai/jharwinbarrozo/ground~og.md) - Exclude from BOM: yes - Exclude from BOM: true **Pins:** - GND ### ? — [Ground](https://www.flux.ai/jharwinbarrozo/ground~og.md) - Exclude from BOM: yes - Exclude from BOM: true **Pins:** - GND ### ? — [Ground](https://www.flux.ai/jharwinbarrozo/ground~og.md) - Exclude from BOM: yes - Exclude from BOM: true **Pins:** - GND ### ? — [Ground](https://www.flux.ai/jharwinbarrozo/ground~og.md) - Exclude from BOM: yes - Exclude from BOM: true **Pins:** - GND ### ? — [Ground](https://www.flux.ai/jharwinbarrozo/ground~og.md) - Exclude from BOM: yes - Exclude from BOM: true **Pins:** - GND ### ? — [Ground](https://www.flux.ai/jharwinbarrozo/ground~og.md) - Exclude from BOM: yes - Exclude from BOM: true **Pins:** - GND ### ? — [Power Symbol](https://www.flux.ai/usairemalamgeer/power-symbol~qr.md) **Pins:** - P1 ### ? — [No Connect](https://www.flux.ai/vasyl/no-connect~ks.md) **Pins:** - P1 ### 3V3 — [Power Symbol](https://www.flux.ai/usairemalamgeer/power-symbol~qr.md) **Pins:** - P1 ### 3V3 — [Power Symbol](https://www.flux.ai/usairemalamgeer/power-symbol~qr.md) **Pins:** - P1 ### 3V3 — [Power Symbol](https://www.flux.ai/usairemalamgeer/power-symbol~qr.md) **Pins:** - P1 ### 3V3 — [Power Symbol](https://www.flux.ai/usairemalamgeer/power-symbol~qr.md) **Pins:** - P1 ### 5V — [Power Symbol](https://www.flux.ai/usairemalamgeer/power-symbol~qr.md) **Pins:** - P1 ### D3 — [LED](https://www.flux.ai/jharwinbarrozo/led-tht~gr.md) - Forward Voltage: 1.70 - Saturation Current: 93.2e-12A - Series Resistance: 0.42Ω - Emission Coefficient: 3.73 - Breakdown Voltage: 0V **Pins:** - ANODE - CATHODE ### D8 — [LED](https://www.flux.ai/jharwinbarrozo/led-tht~gr.md) - Saturation Current: 93.2e-12A - Forward Voltage: 1.70 - Breakdown Voltage: 0V - Emission Coefficient: 3.73 - Series Resistance: 0.42Ω **Pins:** - ANODE - CATHODE ### E — Label **Pins:** - P1 - P2 ### E — Label **Pins:** - P1 - P2 ### IC9 — [TP4056](https://www.flux.ai/vasyl/tp4056~9j.md) - Manufacturer Part Number: TP4056 - Part Type: Integrated Circuit **Pins:** - BAT - CE - CHRG - GND - PROG - STDBY - TEMP - VCC ### IO18 — Label **Pins:** - P1 - P2 ### IO19 — Label **Pins:** - P1 - P2 ### IO26 — Label **Pins:** - P1 - P2 ### J2 — [Connector 01x02](https://www.flux.ai/jharwinbarrozo/pin-header-01x02-254mm-vertical~4uy.md) - Part Type: Connector **Pins:** - Pin_1 - Pin_2 ### J4 — [Connector 01x04](https://www.flux.ai/jharwinbarrozo/connector-01x04-horizontal~h0.md) - Part Type: Connector **Pins:** - Pin_1 - Pin_2 - Pin_3 - Pin_4 ### J7 — [Connector 01x02](https://www.flux.ai/jharwinbarrozo/pin-header-01x02-254mm-vertical~4uy.md) - Part Type: Connector **Pins:** - Pin_1 - Pin_2 ### LED1 — Label **Pins:** - P1 - P2 ### LED1 — Label **Pins:** - P1 - P2 ### LED2 — Label **Pins:** - P1 - P2 ### LED2 — Label **Pins:** - P1 - P2 ### POWER — [Power Symbol](https://www.flux.ai/usairemalamgeer/power-symbol~qr.md) **Pins:** - P1 ### SCL — Label **Pins:** - P1 - P2 ### SCL — Label **Pins:** - P1 - P2 ### SCL — Label **Pins:** - P1 - P2 ### SDA — Label **Pins:** - P1 - P2 ### SDA — Label **Pins:** - P1 - P2 ### SDA — Label **Pins:** - P1 - P2 ### T — Label **Pins:** - P1 - P2 ### T — Label **Pins:** - P1 - P2 ### U11 — [WeMos ESP32](https://www.flux.ai/vasyl/wemos-esp32~g94.md) - Product Info Url: https://www.hackster.io/NYH-workshop/wemos-r32-with-arduino-startup-guide-7bc841 - Part Type: Module - Purchase Url: https://www.amazon.com/Arduino-Wireless-Bluetooth-Development-Memory/dp/B07W1K56LN/ref=sr_1_9?dchild=1&keywords=Wemos+D1+ESP32&qid=1623918901&sr=8-9 - Pin Type: Unspecified **Pins:** - +5V - +5V - 3V3 - GND - GND - GND - IO0 - IO12 - IO13 - IO14 - IO16 - IO17 - IO18 - IO19 - IO2 - IO23 - IO25 - IO26 - IO27 - IO34 - IO35 - IO36 - IO39 - IO4 - IO5 - RST - RST - RX0 - SCL - SDA - TX0 - VIN ### U14 — [HC-SR04](https://www.flux.ai/vasyl/hc-sr04~o3n.md) - Part Type: Sensor - Purchase Url: https://www.amazon.com/SainSmart-HC-SR04-Ranging-Detector-Distance/dp/B004U8TOE6/ref=sr_1_4?dchild=1&keywords=HC-SR04&qid=1623433449&sr=8-4 - Part Type: Terminal - Manufacturer Part Number: HC-SR04 **Pins:** - Echo - GND - Trigger - U1 - VCC ### U2 — [CAT24C256](https://www.flux.ai/usairemalamgeer/cat24c256wi-g~le.md) - Package or Case Code: DIP-8/SOIC-8/TSSOP-8/DFN-8 - Part Type: EEPROM - Datasheet URL: http://ww1.microchip.com/downloads/en/DeviceDoc/21703d.pdf - Manufacturer Part Number: 24LC16 - Manufacturer Part Number: CAT24C256 - Manufacturer Name: Microchip **Pins:** - A0 - A1 - A2 - GND - SCL - SDA - VCC - WP ### U3 — [DS3231M](https://www.flux.ai/ramprakashvishnoi8/ds3231m~z49.md) - Manufacturer Part Number: DS3231MMPN - Part Type: Real Time Clock - Manufacturer Name: Maxim Integrated - DataSheet URL: https://www.mouser.com/datasheet/2/256/DS3231MPMB1-1514701.pdf - Package: SOIC-16 **Pins:** - ~INT~/SQW - ~RST - 32KHZ - GND - GND - GND - GND - GND - GND - GND - GND - GND - SCL - SDA - VBAT - VCC ### U5 — [AMS1117-3.3](https://www.flux.ai/vasyl/ams1117-33~1mc.md) - Manufacturer Name: Texas Instruments - Manufacturer Part Number: AMDS1117-3.3 - Package or Case Code : SOT-223 - Datasheet URL : https://static.chipdip.ru/lib/552/DOC001552809.pdf **Pins:** - GND - Vin - Vout ### Vin — [Power Symbol](https://www.flux.ai/usairemalamgeer/power-symbol~qr.md) **Pins:** - P1 ### Vin — [Power Symbol](https://www.flux.ai/usairemalamgeer/power-symbol~qr.md) **Pins:** - P1 ### Vin — [Power Symbol](https://www.flux.ai/usairemalamgeer/power-symbol~qr.md) **Pins:** - P1 ### Vin — [Power Symbol](https://www.flux.ai/usairemalamgeer/power-symbol~qr.md) **Pins:** - P1 ### VIN — [Power Symbol](https://www.flux.ai/usairemalamgeer/power-symbol~qr.md) **Pins:** - P1 *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/vasyl/water-level-sensorble~063](https://www.flux.ai/vasyl/water-level-sensorble~063).* --- *Generated from [https://www.flux.ai/vasyl/water-level-sensorble~063](https://www.flux.ai/vasyl/water-level-sensorble~063)*