eroldan / openemoto-dashboard

• threads
  • beeper
• metrics
  • Throttle / current graph (using half full filled characters to make two bars in 1 line)
  • total hours
  • total spinning hours
  • distance
  • energy count (done)
  • speed
    • motor rpm x chain reduction x wheel x time
  • Minimum and maximum cell voltages (not updated so often)
• configuration
• persistence
  • some metrics are persisted
• screens system
  • big numbers
    • https://www.youtube.com/watch?v=BrlVg5UsOHM
    • https://www.youtube.com/watch?v=9-lTWIIfhO8
    • https://imgur.com/a/zIYda
    • https://github.com/seanauff/BigNumbers
    • https://www.avrfreaks.net/forum/alphanumeric-lcd-hd44780-big-font-big-digits-generator-excel-sheet
    • http://lcdsmartie.sourceforge.net/BigNumPlugin.html
  • init
  • dash1
  • dash2
  • reset counters
  • system information
  • dashboard information
• input hardward & soft
  • rotary encoder:
    • https://github.com/miketeachman/micropython-rotary
    • https://github.com/BramRausch/encoderLib
  • button
    • debounce
• re-programming on the fly
  • power delivery curve
    • tansistors to cut hall sensors power and prevent "hanging"
  • transistor for reset
• Registry of external libraries used
  • lcd_api.py, i2c_lcd.py
    • https://github.com/dhylands/python_lcd/tree/a3e6c776059487bceabcb8a24b0d5e24574cf519
  • encoder.py
    • https://github.com/SpotlightKid/micropython-stm-lib

Protocol

https://blog.ja-ke.tech/2020/02/07/ltt-power-bms-chinese-protocol.html https://blog.ja-ke.tech/2019/12/18/ble-serial.html https://github.com/kolins-cz/Smart-BMS-Bluetooth-ESP32 https://github.com/kolins-cz/Smart-BMS-Bluetooth-ESP32/blob/master/BMS_process_data.ino https://github.com/simat/BatteryMonitor

Bluetooth

https://github.com/micropython/micropython/tree/master/examples/bluetooth https://github.com/Carglglz/upyble

Other Resources

• BMS
  • https://github.com/fordtheriver/E-Bike-Speedometer-and-BMS-Interface
    • https://endless-sphere.com/forums/viewtopic.php?p=1461676&sid=f6490ac1dc0c22eb32506dedfbea108f#p1461676
  • https://github.com/bres55/Smart-BMS-arduino-Reader
  • BMS protocol description https://drive.google.com/file/d/0B3UXptx89r4NZ3VLTHlVS1ZGTTQ/view
  • Protocol on ES by simat: https://endless-sphere.com/forums/viewtopic.php?f=14&t=91672&p=1336585#p1336585
  • More protocol on ES https://endless-sphere.com/forums/viewtopic.php?p=1428772#p1428772
  • https://github.com/simat/BatteryMonitor/wiki
  • https://github.com/LibreSolar/bq769x0_ArduinoLibrary
  • https://mono.software/2018/11/15/multiple-bms-monitor/
  • How balancing works by izeman: https://endless-sphere.com/forums/viewtopic.php?f=14&t=88676&start=225#p1361461
  • Electric consumption by izeman: https://endless-sphere.com/forums/viewtopic.php?f=14&t=88676&start=225#p1361482
  • About BLE bluetooth modules probably using in this BMS: http://www.martyncurrey.com/hm-10-bluetooth-4ble-modules/