v1.5.20241119beta

What's Changed

• Added: Configurable threshold to prevent rapid switching (flapping) of CCL or DCL when 0 by @mr-manuel
• Added: Daly BMS - Connect multiple BMS to the same RS485 port by @CaptKrisp
• Added: EG LifePower - Connect multiple BMS to the same RS485 port by @mr-manuel
• Added: GUIv2 by @mr-manuel
• Added: High cell voltage alarm was added to venus-platform with victronenergy/venus-platform@d686955 and now also to this driver by @mr-manuel
• Added: Possibility to change the CAN bus speed by @mr-manuel
• Changed: Calculate Time-to-Go until ESS -> Minimum SOC (unless grid fails), Active SOC limit or SOC_LOW_WARNING from config.ini by @mr-manuel
• Changed: HLPDATA BMS - BMS control of max charge and discharge is removed by @peterohman
• Changed: HLPDATA BMS - improved driver with #96 by @peterohman
• Changed: JKBMS PB Model fixed firmware version and temperature sensors by @KoljaWindeler
• Changed: Optimized auto increase of the polling time by @mr-manuel
• Changed: Rewritten code for external current sensor and fixed #60 by @mr-manuel

New Contributors

• @peterohman made their first contribution in #96

Full Changelog: v1.4.20240928...v1.5.20241119beta

v1.4.20240928

What's Changed

• Added: History() class that holds all BMS history values by @mr-manuel
• Added: Automatically increase polling time, if polling take too long by @mr-manuel
• Added: Connection Information field which was recently added by Victron on the details page by @mr-manuel
• Added: Daren BMS with #65 by @cpttinkering
• Added: Multiple BMS on one USB to RS485/Modbus adapter now possible. The BMS needs to be able to set different addresses to each battery by @mr-manuel
• Added: Send telemetry data to see which driver versions and BMS are used the most. Can be disabled in the config.ini by @mr-manuel
• Added: Show error in log, if an unknown BMS type was added in the config.ini by @mr-manuel
• Changed: Battery connection loss: Big improvements on handling the situation, fixed battery connection restore without driver restart, improved behaviour when connection is lost, added config options by @mr-manuel
• Changed: Call get_settings() in test_connection() for all battery classes, removed get_settings() call from setup_vedbus() by @mr-manuel
• Changed: Daly BMS - Fixed issues where faulty readings set values to None by @mr-manuel
• Changed: Fixed alarms for some BMS and cleaned up Protection() class
• Changed: Fixed how velib_python was integrated in this driver by @mr-manuel
• Changed: Fixed problem with battery status and error code by @mr-manuel
• Changed: GUIv1 cell voltage page design by @mr-manuel
• Changed: JKBMS - Fixed issues where faulty readings set values to None by @mr-manuel
• Changed: JKBMS BLE - Fixes wrong max battery voltage Louisvdw/dbus-serialbattery#1094 by @mr-manuel
• Changed: JKBMS PB Model fixes by @KoljaWindeler
• Changed: LLT/JBS BMS - Fix bug in SOC calculation and use SOC comming from BMS. Fixes #47 by @mr-manuel
• Changed: Renogy BMS - Use port as unique identifier, since it's not possible to change any values on this BMS by @mr-manuel
• Changed: Reworked, documented and cleaned up a lot of code by @mr-manuel
• Changed: Set default charge/discharge current from utils in main battery class by @mr-manuel
• Changed: Show non blocking errors only, if more than 180 occured in the last 3 hours (1 per minute) and do not block inverting/charging by @mr-manuel
• Changed: The setting HELTEC_MODBUS_ADDR was replaced by MODBUS_ADDRESSES in the config.default.ini by @mr-manuel
• Changed: Updated battery_template.py and added tons of descriptions by @mr-manuel

New Contributors

• @calledit made their first contribution in #56
• @cpttinkering made their first contribution in #65

Full Changelog: v1.3.20240705...v1.4.20240928

v1.3.20240705

What's Changed

• Added: EG4 LL BMS by @tuxntoast
• Added: Fields for debugging switch to float/bulk by @mr-manuel
• Added: JKBMS PB Model with #39 by @KoljaWindeler
• Added: Possibility to add custom polling interval to reduce the CPU load. Fixes Louisvdw/dbus-serialbattery#1022 by @mr-manuel
• Added: Possibility to select if min/max battery voltage, CVL, CCL and DCL are used from driver or BMS. Fixes Louisvdw/dbus-serialbattery#1056 by @mr-manuel
• Added: Possibility to use port name as unique identifier Louisvdw/dbus-serialbattery#1035 by @mr-manuel
• Added: Show details about driver internals in GUI -> Serialbattery -> Parameters by setting GUI_PARAMETERS_SHOW_ADDITIONAL_INFO to True by @mr-manuel
• Added: Show in the remote console/GUI if a non blocking error was triggered by @mr-manuel
• Added: Use current measurement from other dbus path by @mr-manuel
• Changed: Daly BMS CAN - Prevent recognition of this BMS, if it's not connected by @mr-manuel
• Changed: Fixed failed GUI restart on some GX devices by @SenH
• Changed: Fixed problem with I-Controller Louisvdw/dbus-serialbattery#1041 by @mr-manuel
• Changed: Fixed problem with linear limitation disabled Louisvdw/dbus-serialbattery#1037 by @mr-manuel
• Changed: Fixed SoC is None on driver startup #32 by @mr-manuel
• Changed: Fixed some wrong paths in the post-hook commands by @juswes
• Changed: JKBMS BLE - Fixed problem with second temperature sensor, which was introduced with v1.1.20240128dev #26 by @mr-manuel
• Changed: Optimized code and error handling by @mr-manuel
• Changed: Optimized SOC reset to 100% and 0% when SOC_CALCULATION is enabled by @mr-manuel
• Changed: Renamed Lifepower to EG4_Lifepower by @mr-manuel
• Changed: Renogy BMS - Fixes for unknown serial number by @mr-manuel
• Changed: Seplos BMS - Fixed temperature display Louisvdw/dbus-serialbattery#1072 by @wollew

New Contributors

• @SenH made their first contribution in #33
• @epierce78 made their first contribution in #45

Full Changelog: v1.2.20240408...v1.3.20240705

v1.3.20240615beta

What's Changed

• Added: Fields for debugging switch to float/bulk by @mr-manuel
• Added: Possibility to add custom polling interval to reduce the CPU load. Fixes Louisvdw/dbus-serialbattery#1022 by @mr-manuel
• Added: Possibility to select if min/max battery voltage, CVL, CCL and DCL are used from driver or BMS. Fixes Louisvdw/dbus-serialbattery#1056 by @mr-manuel
• Added: Possibility to use port name as unique identifier Louisvdw/dbus-serialbattery#1035 by @mr-manuel
• Added: Show in the remote console/GUI if a non blocking error was triggered by @mr-manuel
• Added: Use current measurement from other dbus path by @mr-manuel
• Changed: Fixed problem with I-Controller Louisvdw/dbus-serialbattery#1041 by @mr-manuel
• Changed: Fixed problem with linear limitation disabled Louisvdw/dbus-serialbattery#1037 by @mr-manuel
• Changed: Fixed SoC is None on driver startup #32 by @mr-manuel
• Changed: Fixed some wrong paths in the post-hook commands by @juswes
• Changed: JKBMS BLE - Fixed problem with second temperature sensor, which was introduced with v1.1.20240128dev #26 by @mr-manuel
• Changed: Optimized SOC reset to 100% and 0% when SOC_CALCULATION is enabled by @mr-manuel
• Changed: Seplos BMS - Fixed temperature display Louisvdw/dbus-serialbattery#1072 by @wollew

New Contributors

• @SenH made their first contribution in #33

Full Changelog: v1.2.20240401...v1.3.20240615beta

v1.2.20240408

Breaking changes

• The temperature limitation variables where changed to match the other variable names.

  OLD

  TEMPERATURE_LIMITS_WHILE_CHARGING, TEMPERATURE_LIMITS_WHILE_DISCHARGING

  NEW

  TEMPERATURES_WHILE_CHARGING, TEMPERATURES_WHILE_DISCHARGING

• The SoC limitation variables where changed to match the cell voltage and temperature config.

  OLD

  CC_SOC_LIMIT1, CC_SOC_LIMIT2, CC_SOC_LIMIT3

  CC_CURRENT_LIMIT1_FRACTION, CC_CURRENT_LIMIT2_FRACTION, CC_CURRENT_LIMIT3_FRACTION

  DC_SOC_LIMIT1, DC_SOC_LIMIT2, DC_SOC_LIMIT3

  DC_CURRENT_LIMIT1_FRACTION, DC_CURRENT_LIMIT2_FRACTION, DC_CURRENT_LIMIT3_FRACTION

  NEW

  SOC_WHILE_CHARGING, MAX_CHARGE_CURRENT_SOC_FRACTION, SOC_WHILE_DISCHARGING, MAX_DISCHARGE_CURRENT_SOC_FRACTION

What's Changed

• Added: Check if the device instance is already used by @mr-manuel
• Added: Check if there is enough space on system and data partitions before installation by @mr-manuel
• Added: LLT/JBD BLE BMS - Added MAC address as unique identifier. Fixed Louisvdw/dbus-serialbattery#970 by @mr-manuel
• Added: Reset calculated SoC to 0%, if battery is empty by @mr-manuel
• Added: Venus OS version to logfile by @mr-manuel
• Changed: Config: SoC limitation is now disabled by default, since in most use cases it's very inaccurate by @mr-manuel
• Changed: Config: SoC limitation variables where changed to match other setting variables by @mr-manuel
• Changed: Config: Temperature limitation variables where changed to match other setting variables by @mr-manuel
• Changed: Daly BMS - Fixed some smaller errory with #22 and #23 by @transistorgit
• Changed: Fixed CAN installation with Louisvdw/dbus-serialbattery#1007 by @p0l0us
• Changed: Fixed non-working can-bus dependency with Louisvdw/dbus-serialbattery#1007 by @p0l0us
• Changed: Fixed showing None SoC in log in driver start by @mr-manuel
• Changed: Fixed some other errors when restoring values from dbus settings by @mr-manuel
• Changed: Fixed some SOC calculation issues by @mr-manuel
• Changed: Fixed Time-to-SoC and Time-to-Go calculation by @mr-manuel
• Changed: Set CCL/DCL to 0, if allow to charge/discharge is no, fixes Louisvdw/dbus-serialbattery#1024 by @mr-manuel
• Changed: Install script now shows repositories and version numbers by @mr-manuel
• Changed: JKBMS BLE - Fixed driver gets unresponsive, if connection is lost Louisvdw/dbus-serialbattery#720 with Louisvdw/dbus-serialbattery#941 by @cupertinomiranda
• Changed: JKBMS BLE - Fixed driver not starting for some BMS models that are not sending BLE data correctly Louisvdw/dbus-serialbattery#819 by @mr-manuel
• Changed: JKBMS BLE - Fixed temperature issue Louisvdw/dbus-serialbattery#916 by @mr-manuel
• Changed: JKBMS CAN - Fixed different BMS versions with #24 by @p0l0us
• Changed: LLT/JBD BMS & BLE - If only one temperature is available use it as battery temp. Fixed Louisvdw/dbus-serialbattery#971 by @mr-manuel
• Changed: Optimized reinstall-local.sh. Show installed version and restart GUI only on changes by @mr-manuel
• Changed: Reinstallation of the driver now checks, if packages are already installed for Bluetooth and CAN by @mr-manuel
• Changed: Show ForceChargingOff, ForceDischargingOff and TurnBalancingOff only for BMS that support it by @mr-manuel
• Changed: SocResetLastReached not read from dbus settings. Fixed Louisvdw/dbus-serialbattery#840 by @mr-manuel
• Removed: Python 2 compatibility by @mr-manuel

New Contributors

• @p0l0us made their first contribution in #24

Full Changelog: v1.0.20230531...v1.2.20240408

v1.2.20240227beta

🚨 Release Candidate

Known issues

• Driver version greater or equal to v1.0.20231126dev and smaller to v1.2.20240227dev:

  • If multiple batteries have the same unique_identifier, then they are displayed as one battery in the VRM portal and if you change the name,
    it get changed for all dbus-serialbattries. Please change the capacity of the batteries to be unique (if the unique identifier ends with Ah)
    or change the custom field on supported BMS.
    E.g.: 278 Ah, 279 Ah,280 Ah,281 Ah and 282 Ah, if you have 5 batteries with 280 Ah.

What's Changed

• Added: Check if the device instance is already used by @mr-manuel
• Added: Check if there is enough space on system and data partitions before installation by @mr-manuel
• Added: Reset calculated SoC to 0%, if battery is empty by @mr-manuel
• Changed: Fixed showing None SoC in log in driver start by @mr-manuel
• Changed: Fixed some SOC calculation issues by @mr-manuel
• Changed: JKBMS BLE - Fixed driver gets unresponsive, if connection is lost Louisvdw/dbus-serialbattery#720 with Louisvdw/dbus-serialbattery#941 by @cupertinomiranda
• Changed: JKBMS BLE - Fixed driver not starting for some BMS models that are not sending BLE data correctly Louisvdw/dbus-serialbattery#819 by @mr-manuel
• Changed: JKBMS BLE - Fixed temperature issue Louisvdw/dbus-serialbattery#916 by @mr-manuel
• Changed: LLT/JBD BMS & BLE - If only one temperature is available use it as battery temp. Fixed Louisvdw/dbus-serialbattery#971 by @mr-manuel
• Changed: Reinstallation of the driver now checks, if packages are already installed for Bluetooth and CAN by @mr-manuel
• Changed: Show ForceChargingOff, ForceDischargingOff and TurnBalancingOff only for BMS that support it by @mr-manuel
• Removed: Python 2 compatibility by @mr-manuel

New Contributors

• @cupertinomiranda made their first contribution

Full Changelog: v1.2.20240219beta...v1.2.20240227beta

v1.2.20240219beta

Known issues

• Driver version greater or equal to v1.0.20231126dev

  • If multiple batteries have the same unique_identifier, then they are displayed as one battery in the VRM portal and if you change the name,
    it get changed for both battries. Please change the capacity of the batteries to be unique.
    E.g.: 278 Ah, 279 Ah,280 Ah,281 Ah and 282 Ah, if you have 5 batteries with 280 Ah.

Breaking changes

• Driver version greater or equal to v1.2.20240219beta

  • The temperature limitation variables where changed to match the other variable names.

    OLD

    TEMPERATURE_LIMITS_WHILE_CHARGING, TEMPERATURE_LIMITS_WHILE_DISCHARGING

    NEW

    TEMPERATURES_WHILE_CHARGING, TEMPERATURES_WHILE_DISCHARGING

  • The SoC limitation variables where changed to match the cell voltage and temperature config.

    OLD

    CC_SOC_LIMIT1, CC_SOC_LIMIT2, CC_SOC_LIMIT3

    CC_CURRENT_LIMIT1_FRACTION, CC_CURRENT_LIMIT2_FRACTION, CC_CURRENT_LIMIT3_FRACTION

    DC_SOC_LIMIT1, DC_SOC_LIMIT2, DC_SOC_LIMIT3

    DC_CURRENT_LIMIT1_FRACTION, DC_CURRENT_LIMIT2_FRACTION, DC_CURRENT_LIMIT3_FRACTION

    NEW

    SOC_WHILE_CHARGING, MAX_CHARGE_CURRENT_SOC_FRACTION, SOC_WHILE_DISCHARGING, MAX_DISCHARGE_CURRENT_SOC_FRACTION

What's changed

• Added: LLT/JBD BLE BMS - Added MAC address as unique identifier. Fixed Louisvdw/dbus-serialbattery#970 by @mr-manuel
• Added: Venus OS version to logfile by @mr-manuel
• Changed: Config: SoC limitation variables where changed to match other setting variables by @mr-manuel
• Changed: Config: Temperature limitation variables where changed to match other setting variables by @mr-manuel
• Changed: Fix Time-to-SoC and Time-to-Go calculation by @mr-manuel
• Changed: Fixed some other errors when restoring values from dbus settings by @mr-manuel
• Changed: Install script now shows repositories and version numbers by @mr-manuel
• Changed: Optimized reinstall-local.sh. Show installed version and restart GUI only on changes by @mr-manuel
• Changed: SocResetLastReached not read from dbus settings. Fixed Louisvdw/dbus-serialbattery#840 by @mr-manuel

Full Changelog: v1.1.20240128beta...v1.2.20240219beta

v1.1.20240128beta

What's changed

• Changed: JKBMS BLE - Fix driver gets unresponsive, if connection is lost Louisvdw/dbus-serialbattery#720 with Louisvdw/dbus-serialbattery#941 by @cupertinomiranda
• Changed: JKBMS BLE - Fix temperature issue Louisvdw/dbus-serialbattery#916 by @mr-manuel

Full Changelog: v1.1.20231224beta...v1.1.20240128beta

v1.1.20240121

Notes

• The Bluetooth and CAN connections are still not stable on some systems. If you want to have a stable connection use the serial connection.

Breaking changes

• Driver version greater or equal to v1.1.20231223beta

  • PUBLISH_CONFIG_VALUES now has to be True or False

• Driver version greater or equal to v1.0.20231128beta

  • The custom name is not saved to the config file anymore, but to the dbus service com.victronenergy.settings. You have to re-enter it once.

  • If you selected a specific device in Settings -> System setup -> Battery monitor and/or Settings -> DVCC -> Controlling BMS you have to reselect it.

• Driver version greater or equal to v1.0.20230629beta and smaller or equal to v1.0.20230926beta:

  With v1.0.20230927beta the following values changed names:

  • BULK_CELL_VOLTAGE -> SOC_RESET_VOLTAGE
  • BULK_AFTER_DAYS -> SOC_RESET_AFTER_DAYS

What's changed

• Added: Bluetooth: Show signal strength of BMS in log by @mr-manuel
• Added: Configure logging level in config.ini by @mr-manuel
• Added: Create unique identifier, if not provided from BMS by @mr-manuel
• Added: Current average of the last 5 minutes by @mr-manuel
• Added: Daly BMS - Auto reset SoC when changing to float (can be turned off in the config file) by @transistorgit
• Added: Daly BMS connect via CAN (experimental, some limits apply) with Louisvdw/dbus-serialbattery#169 by @SamuelBrucksch and @mr-manuel
• Added: Exclude a device from beeing used by the dbus-serialbattery driver by @mr-manuel
• Added: Implement callback function for update by @seidler2547
• Added: JKBMS BLE - Automatic SOC reset with Louisvdw/dbus-serialbattery#736 by @ArendsM
• Added: JKBMS BLE - Show last five characters from the MAC address in the custom name (which is displayed in the device list) by @mr-manuel
• Added: JKBMS BMS connect via CAN (experimental, some limits apply) by @IrisCrimson and @mr-manuel
• Added: LLT/JBD BMS - Discharge / Charge Mosfet and disable / enable balancer switching over remote console/GUI with Louisvdw/dbus-serialbattery#761 by @idstein
• Added: LLT/JBD BMS - Show balancer state in GUI under the IO page with Louisvdw/dbus-serialbattery#763 by @idstein
• Added: Load to SOC reset voltage every x days to reset the SoC to 100% for some BMS by @mr-manuel
• Added: Possibility to count and calculate the SOC based on reference values with Louisvdw/dbus-serialbattery#868 by @cflenker
• Added: Save current charge state for driver restart or device reboot. Fixes Louisvdw/dbus-serialbattery#840 by @mr-manuel
• Added: Save custom name and make it restart persistant by @mr-manuel
• Added: Setting and install logic for usb bluetooth module by @Marvo2011
• Added: Temperature names to dbus and mqtt by @mr-manuel
• Added: The device instance does not change anymore when you plug the BMS into another USB port. Fixed Louisvdw/dbus-serialbattery#718 by @mr-manuel
• Added: Use current average of the last 300 cycles for time to go and time to SoC calculation by @mr-manuel
• Added: Validate current, voltage, capacity and SoC for all BMS. This prevents that a device, which is no BMS, is detected as BMS. Fixes also Louisvdw/dbus-serialbattery#479 by @mr-manuel
• Changed: PUBLISH_CONFIG_VALUES now has to be True or False by @mr-manuel
• Changed: VOLTAGE_DROP now behaves differently. Before it reduced the voltage for the check, now the voltage for the charger is increased in order to get the target voltage on the BMS by @mr-manuel
• Changed: Battery disconnect behaviour. See BLOCK_ON_DISCONNECT option in the config.default.ini file by @mr-manuel
• Changed: Condition for the CVL transition to float with Louisvdw/dbus-serialbattery#895 by @cflenker
• Changed: Daly BMS - Fix readsentence by @transistorgit
• Changed: Daly BMS - Fixed Louisvdw/dbus-serialbattery#837 by @mr-manuel
• Changed: Enable BMS that are disabled by default by specifying it in the config file. No more need to edit scripts by @mr-manuel
• Changed: Exit the driver with error, when port is excluded in config, else the serialstarter does not continue by @mr-manuel
• Changed: Fix issue on first driver startup, when no device setting in dbus exists by @mr-manuel
• Changed: Fixed Building wheel for dbus-fast won't finish on weak systems Louisvdw/dbus-serialbattery#785 by @mr-manuel
• Changed: Fixed error in reinstall-local.sh script for Bluetooth installation by @mr-manuel
• Changed: Fixed meaningless Time to Go values by @transistorgit
• Changed: Fixed some smaller errors by @mr-manuel
• Changed: Fixed typo in config.ini sample by @hoschult
• Changed: For BMS_TYPE now multiple BMS can be specified by @mr-manuel
• Changed: Improved battery error handling on connection loss by @mr-manuel
• Changed: Improved battery voltage handling in linear absorption mode by @ogurevich
• Changed: Improved driver disable script by @md-manuel
• Changed: Improved driver reinstall when multiple Bluetooth BMS are enabled by @mr-manuel
• Changed: JKBMS - Driver do not start if manufacturer date in BMS is empty Louisvdw/dbus-serialbattery#823 by @mr-manuel
• Changed: JKBMS BLE - Fixed MOSFET Temperature for HW 11 by @jensbehrens & @mr-manuel
• Changed: JKBMS BLE - Fixed recognition of newer models where no data is shown by @mr-manuel
• Changed: JKBMS BLE - Improved driver by @seidler2547 & @mr-manuel
• Changed: LLT/JBD BLE BMS recover from lost BLE connection with Louisvdw/dbus-serialbattery#830 by @Marvo2011
• Changed: LLT/JBD BMS - Fix cycle capacity with Louisvdw/dbus-serialbattery#762 by @idstein
• Changed: LLT/JBD BMS - Fixed Louisvdw/dbus-serialbattery#730 by @mr-manuel
• Changed: LLT/JBD BMS - Fixed Louisvdw/dbus-serialbattery#769 by @mr-manuel
• Changed: LLT/JBD BMS - Fixed Louisvdw/dbus-serialbattery#778 with Louisvdw/dbus-serialbattery#798 by @idstein
• Changed: LLT/JBD BMS - Improved error handling and automatical driver restart in case of error. Fixed Louisvdw/dbus-serialbattery#777 by @mr-manuel
• Changed: LLT/JBD BMS - SOC different in Xiaoxiang app and dbus-serialbattery with Louisvdw/dbus-serialbattery#760 by @idstein
• Changed: Make CCL and DCL limiting messages more clear by @mr-manuel
• Changed: More detailed error output when an exception happens by @mr-manuel
• Changed: Optimized CVL calculation on high cell voltage for smoother charging with Louisvdw/dbus-serialbattery#882 by @cflenker
• Changed: Reduce the big inrush current if the CVL jumps from Bulk/Absorbtion to Float Louisvdw/dbus-serialbattery#659 by @Rikkert-RS & @ogurevich
• Changed: Sinowealth BMS - Fix not loading Louisvdw/dbus-serialbattery#702 by @mr-manuel
• Changed: Time-to-Go and Time-to-SoC use the current average of the last 5 minutes for calculation by @mr-manuel
• Changed: Time-to-SoC calculate only positive points by @mr-manuel
• Removed: Cronjob to restart Bluetooth service every 12 hours by @mr-manuel

Full Changelog: v1.0.20230531...v1.1.20240121

v1.1.20231224beta

Breaking changes

• Driver version greater or equal to v1.1.20231223beta

  • PUBLISH_CONFIG_VALUES now has to be True or False

What's changed

• Added: Possibility to count and calculate the SOC based on reference values with Louisvdw/dbus-serialbattery#868 by @cflenker
• Changed: PUBLISH_CONFIG_VALUES now has to be True or False by @mr-manuel
• Changed: Battery disconnect behaviour. See BLOCK_ON_DISCONNECT option in the config.default.ini file by @mr-manuel
• Changed: Condition for the CVL transition to float with Louisvdw/dbus-serialbattery#895 by @cflenker
• Changed: LLT/JBD BLE BMS recover from lost BLE connection with Louisvdw/dbus-serialbattery#830 by @Marvo2011
• Changed: Optimized CVL calculation on high cell voltage for smoother charging with Louisvdw/dbus-serialbattery#882 by @cflenker

Full Changelog: v1.0.20231217beta...v1.1.20231224beta