CHANGELOG for DAVEGA X Firmware
===============================

# v5.06 | 2023-05-15
- optionally disable VESC fault alarm
- optionally read RPM from second ESC
- added a voltage multiplier setting for correcting VESC voltage reading
- fix: extra indicator on riding screen displayed correctly

# v5.05 | 2022-10-10
- support for VESC FW v6.0
- minor LLT BMS fixes
- fix: ignore CAN ping response from Ennoid BMS
- fix: DAVEGA freezes when a button is pressed while riding

# v5.04 | 2022-04-21
- allow switching a busy screen
- optionally display motor/ESC temperature on the riding screen
- optionally display duty cycle instead of speed
- optionally interpolate discharged/recharged energy from the master ESC only
- optionally disable charger detection (switch to the BMS screen automatically)
- fix: number rendering
- fix: Metr Pro integration: crashes under specific circumstances if imperial units are used
- fix: LLT BMS: prevent bms.device_info None error
- fix: LLT BMS: charger state update bug

# v5.03 | 2022-01-10
- restore online backup over WiFi
- boot to WebREPL (hold up+down at boot up)
- execute custom start.py code upon boot up
- parts lifespan tracking: tracking can be paused for individual parts
- fix: correctly recognize STROMCORE_60D+ and STORMCORE_100D_V2 as a dual ESC

# v5.02 | 2021-12-14
- ENNOID BMS v5.2 support
- improved support for LLT Power BMS (caching MAC address)
- warn that UART needs to be enabled if VESC connection fails
- warn if a reserved CAN ID (10, 11, 173) is used by any VESC

# v5.01 | 2021-11-10
- functionally equivalent to v4.09
- Unity legacy firmware (v23.x) not supported

# v5.00 | 2021-11-10
- functionally equivalent to v4.01
- Unity legacy firmware (v23.x) supported

# v5.x
- repartitioned flash memory
- upgrading to v5 can only be done over USB
- https://davega.eu/install-v5

# v4.09 | 2021-11-10
- caching CAN IDs (faster startup)
- LLT Power BMS support (experimental)
- configurable update interval
- ignore decrease in charged/discharged energy (workaround for a VESC bug)
- fix: updating config from Metr CAN fails when imperial units are used
- fix: time retrieved from Metr CAN does not have correct time zone

# v4.08 | 2021-09-14
- ENNOID BMS support
- cell voltages display for up to 24S
- range ramp up (range temporarily projected from lifetime data after session reset)
- lifetime max speed can be reset
- battery capacity settings: step changed from 1 mAh to 50 mAh
- session mAh in/out changed to Ah and values above 9999 mAh can now be displayed
- fix: odometer not saved upon stopping
- fix: fixes/improvements to the landscape mode view
- fix: updating config from Metr CAN with empty wifi settings
- various other minor fixes

# v4.07 | 2021-04-28
- 4WD setups with dual Stormcore/Unity correctly supported
- all VESC FW 5.x versions supported

# v4.06 | 2021-03-15
- change config from Metr app (requires Metr Pro CAN and Metr app v4.8.12 or later)
- gamma adjustments => returns the lost yellow to battery gauge

# v4.05 | 2021-02-03
- removed Metr Pro CAN menu
  - time always displayed
  - timezone retrieved from Metr
  - imperial => 12hr format, metric => 24hr format
- menu items scrolling
- splashscreen format changed to 240x240 pixels
- various minor fixes

# v4.04 | 2021-01-28
- rx/tx UART negotiation (rx/tx wires can now be swapped)
- fix: do not include aggregated values with a single VESC setup

# v4.03 | 2021-01-02
- individual VESC values displayed for:
  - consumption
  - Wh discharged/recharged
  - mAh discharged/recharged
  - max/min motor/battery current
  - MOSFET temperature

# v4.02 | 2020-12-30
- data retrieved from all VESCs on CAN bus
- values based on all VESCs' data:
  - consumption
  - range
  - Wh discharged/recharged
  - mAh discharged/recharged
  - motor/battery current
  - max/min motor/battery current
- more robust communication with BMS
- VESC firmware compatibility restricted to FW versions 3.48 to 5.02
  - Ackmaniac's firmware no longer supported
  - Unity legacy firmware no longer supported
- fix: timezone offset correctly retrieved along with Metr CAN time

# v4.01 | 2020-12-11
- display orientation included in the backup
- up/down buttons swapped if display rotated 180 or 270 degrees

# v4.00 | 2020-12-10
- single firmware version (no more bootloader + app)
- all firmware updates can be done over the air henceforth
- fixed memory errors
- faster startup and screen switching

# v3.3.0
- allows Metr Pro CAN to pause DAVEGA so that VESC config can be changed
- fix: minor bug in VESC communication

# bootloader v3.3
- faster display refresh

# v3.2.0
- support for VESC FW v5.02
- retrieve/display real world time from Metr Pro CAN
- fix: auto-reset session does not work if DAVEGA is on while charging
- fix: DieBieMS: braking sometimes causes switching to BMS screen

# v3.1.2 / bootloader v3.2
- asynchronous VESC communication
- support for dual BMS on CAN
- automatic backups
- update & backup made into a separate application
- press a button to reboot in case of a critical error

# v2.0.4
- support for VESC FW v5.01

# bootloader v2.1
- disabled brownout detection

# v2.0.3
- support for VESC FW v4.2 and v5.00

# v2.0.2
- support for VESC FW up to v4.1

# v2.0.1
- support for VESC FW up to v3.67

# v2.0.0
- DieBieMS and FlexiBMS support
- battery SoC / range updated when charging
- improved memory management
- prevent downloading incompatible FW version
- display re-initialized on menu exit

# bootloader v2.0
- improved memory management

# v1.3.3
- fix: rounding error when updating battery gauge

# v1.3.2
- fix: support for new VESC fault codes

# v1.3.1
- reboot from menu

# v1.3.0
- "motor pole pairs" setting replaced with "motor poles"
- "reset session on charge" preference
- about screen
- fix: coulomb counter not reset correctly when battery settings change

# bootloader v1.1
- support for splash screens

# v1.2.0
- backup config/data to cloud

# v1.1.3
- detect "white screen" and re-initialize display
- handle VESC restarts correctly
- changed config defaults
  - battery mAh = 12000
  - voltage display = total pack

# v1.1.2
- fix: value validation in Gauge.norm_value

# v1.1.0
- configurable voltage display
- lifetime data can be reset
- fix: proper handling of memory error while downloading new FW

# v1.0.0
- first public release
- removed "show unexpected restarts" option
- added "motor temp sensors" option

# bootloader v1
- first public release
- no changes

# v0.5.0
- update firmware without restarting first
- configurable battery cell type

# bootloader v0.5
- moved several modules to frozen

# v0.4.2
- track unexpected restarts without alerts

# v0.4.1
- parts lifespan tracker
- lifetime distance tracked in km rather than in motor revolutions => it remains the same
  if drive settings are updated
- updated color gradient for battery gauge
- no more restart alerts on push to start

# v0.4.0
- display rotation

# bootloader v0.4
- prepares grounds for display rotation

# bootloader v0.3
- rotating menu cursor
- remapped buttons

# v0.2.6
- range screen
- faster loading of battery indicator
- exit riding screen on any button press
- improved button debouncing
- modified Coulomb counter auto-reset logic

# v0.2.5
- initial distance config option
- configurable riding screen main

# v0.2.4
- delay switching screen on stop
- motor count config option
- allow entering menu before talking to VESC
- alert on restart

# v0.2.3
- fix: didn't work with VESC FW older than v3.40

# v0.2.2
- fix: error when changing battery settings without VESC connection
- fix: didn't work with Ackmaniac's FW

# v0.2.0
- initial beta testing version