{"id":23895094,"url":"https://github.com/joyel24/simplearduinobatterycapacityoled","last_synced_at":"2025-04-10T14:53:02.194Z","repository":{"id":65499393,"uuid":"587013179","full_name":"joyel24/SimpleArduinoBatteryCapacityOLED","owner":"joyel24","description":"Simple Battery Capacity \u0026 Internal Resistance tester using Sparkfun Arduino Pro Micro and 32x128 SSD1306 OLED 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Battery Capacity Tester using Sparkfun Arduino Pro Micro and 32x128 SSD1306 OLED screen\n\nPINS connections :\n  SSD1306 Oled Display\n    SDA -\u003e PIN2\n    SCK -\u003e PIN3\n\nYou can access the menu when discharge is off by clicking the pushbutton.\nNavigate in menu using push button (up or down depending on the On/Off state, longpress to select item in menu)\n\nTo Do :\n- [OK] Add feature to store data in EEPROM to keep data even after reset or unwanted poweroff\n- [OK] Add Menu\n- [OK] Erase EEPROM via menu caapability\n- [OK] Try to implement battery internal Resistance calculator\n- [OK] fix time shifting toooo much\n- [OK] Make readable schematics\n- Add Wh counter\n- Add Wh counter to EEPROM\n- Add seconds elapsed to EEPROM\n- Add max intensity parameter to prevent from short circuit or load resistance too low\n- Add History function\n- Connect \u0026 control Buck/boost to charge ?\n- Add Voltage divider feature in code to allow multi-cells accus\n- Add Low Voltage cut-off parameter in menu and store it into the EEPROM\n- Add an avenced Menu to modify parameters such as : shunt resistor, pin difinitions, stop discharge voltage etc...\n\nExemple result on screen with Ni-MH 1.2V Cell :\n![Image](https://github.com/joyel24/SimpleArduinoBatteryCapacityOLED/blob/main/.readme/BetterPictureComing.jpg?raw=true)\n\nMy actual prototype looks like :\n![Image](https://github.com/joyel24/SimpleArduinoBatteryCapacityOLED/blob/main/.readme/Actual_Prototype.jpg?raw=true)\n\nYou can find all files for schematics in the kicad path : \n![Image](https://github.com/joyel24/SimpleArduinoBatteryCapacityOLED/blob/main/KiCad/schematics.jpg?raw=true)\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fjoyel24%2Fsimplearduinobatterycapacityoled","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fjoyel24%2Fsimplearduinobatterycapacityoled","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fjoyel24%2Fsimplearduinobatterycapacityoled/lists"}