ESPTiny Plant (WiFi Edition)

Automatic plant watering.

This is the next evolution from the original ATtiny13 Plant.

• WiFi (Web Interface) 🌱 View Demo
• Battery Deep Sleep (20μA)
• Modular PCB (ESP8266/ESP32, TP4056)

Download

Firmware

Connect

SSID: Plant
Password: (blank)
Interface: http://192.168.8.8

ESP32 Diagram

ESP8266 Diagram

Build

Sketch (Firmware)

1. Install Arduino IDE
2. Arduino/File -> Preferences -> Additional Boards Manager URLs: https://espressif.github.io/arduino-esp32/package_esp32_index.json, https://arduino.esp8266.com/stable/package_esp8266com_index.json
3. Tools -> Boards -> Board Manager -> esp8266/esp32 -> Install
4. Tools -> Boards -> NodeMCU -> Flash Size -> 4M (2M SPIFFS)
5. Sketch -> Export compiled Binary

Additional Libraries

• https://github.com/me-no-dev/ESPAsyncWebServer
• https://github.com/devyte/ESPAsyncDNSServer
• https://github.com/me-no-dev/ESPAsyncTCP
• https://github.com/me-no-dev/ESPAsyncUDP
• https://github.com/mobizt/ESP-Mail-Client

File System (Web Interface)

1. Run "littlefs-build-mac" (Mac) or "littlefs-build-win.ps1" (Windows) to build. LittleFS Binary: build/flash-littlefs.bin

Note: Files must be GZIP'ed. HTTP server sends compressed code to the Browser for decompression.

response->addHeader("Content-Encoding", "gzip");

Flashing Options:

1. Wireless - Web Browser http://192.168.8.8/update
2. USB-Serial/TTL - Arduino LittleFS Plugin
3. USB-Serial/TTL - Script "littlefs-flash-mac" (Mac) or "littlefs-flash-win.ps1" (Windows)

License