Starts, stops, starts stops.. I am not skilled enough to figure this out.

[kenac99]

Describe the problem

the monitor starts, runs for a bit then stops, restarts, and so on.

Driver version of the currently installed driver

1.5.20241119beta

Driver version of the last known working driver

None.

Venus OS device type

Raspberry Pi

Venus OS version

v3.53

BMS type

JKBMS (Heltec BMS)

Cell count

7

Battery count

1

Connection type

Bluetooth

Config file

[DEFAULT]

; If you want to add custom values/settings, then check the values/settings you want to change in "config.default.ini"
; and insert them below to persist future driver updates.

; Example (remove the semicolon ";" to uncomment and activate the value/setting):
; MAX_BATTERY_CHARGE_CURRENT = 50.0
; MAX_BATTERY_DISCHARGE_CURRENT = 60.0


BLUETOOTH_BMS = Jkbms_Ble 98:DA:20:06:40:4F Fence BMS
MIN_CELL_VOLTAGE   = 2.900
MAX_CELL_VOLTAGE   = 4.20
FLOAT_CELL_VOLTAGE = 4.20
SOC_RESET_VOLTAGE = 4.199
EXTERNAL_CURRENT_SENSOR_DBUS_DEVICE = com.victronenergy.battery.ttyS2
EXTERNAL_CURRENT_SENSOR_DBUS_PATH = /Dc/0/Current
CVCM_ENABLE = True
CVL_ICONTROLLER_MODE   = True
CVL_ICONTROLLER_FACTOR = 0.2
CELL_VOLTAGES_WHILE_CHARGING	  = 4.20, 4.15, 4.10, 4.05

Relevant log output

@40000000679598d31878c34c INFO:SerialBattery:
@40000000679598d3187cd644 INFO:SerialBattery:Starting dbus-serialbattery
@40000000679598d3188ce3a4 INFO:SerialBattery:Venus OS v3.53
@40000000679598d318910254 INFO:SerialBattery:dbus-serialbattery v1.5.20241119beta
@40000000679598e3264464f4 INFO:SerialBattery:Init of Jkbms_Ble at 98:DA:20:06:40:4F
@40000000679598e32648e934 INFO:SerialBattery:Test of Jkbms_Ble at 98:DA:20:06:40:4F
@40000000679598e808ef123c INFO:SerialBattery:BAT: JKBMS 15A 7S (20241126)
@40000000679598e808f97a4c INFO:SerialBattery:-- Connection established to Jkbms_Ble
@40000000679598e81238f484 INFO:SerialBattery:Reconnected to previously identified battery with DeviceInstance: 1
@40000000679598e81a46110c INFO:SerialBattery:Use DeviceInstance: 1
@40000000679598e81a59a0dc INFO:SerialBattery:Use dbus ServiceName: com.victronenergy.battery.ble_98da2006404f
@40000000679598e81bd3c58c INFO:SerialBattery:Battery JKBMS BLE connected to dbus from ble_98da2006404f
@40000000679598e81bd3dcfc INFO:SerialBattery:========== Settings ==========
@40000000679598e81bd3ec9c INFO:SerialBattery:> Connection voltage: 28.94 V | Current: -0.6 A | SoC: 99%
@40000000679598e81bd3f854 INFO:SerialBattery:> Cell count: 7 | Cells populated: 7
@40000000679598e81bd4040c INFO:SerialBattery:> LINEAR LIMITATION ENABLE: True
@40000000679598e81bd582dc INFO:SerialBattery:> MIN CELL VOLTAGE: 2.900 V | MAX CELL VOLTAGE: 4.200 V| FLOAT CELL VOLTAGE: 4.200 V
@40000000679598e81bdb5af4 INFO:SerialBattery:> MAX BATTERY CHARGE CURRENT: 50.0 A | MAX BATTERY DISCHARGE CURRENT: 60.0 A
@40000000679598e81be073a4 INFO:SerialBattery:> MAX BATTERY CHARGE CURRENT: 40.0 A | MAX BATTERY DISCHARGE CURRENT: 100.0 A (read from BMS)
@40000000679598e81be5133c INFO:SerialBattery:> CVCM:     True
@40000000679598e81be9ed6c INFO:SerialBattery:> CCCM CV:  True  | DCCM CV:  True
@40000000679598e81beeac44 INFO:SerialBattery:> CCCM T:   True  | DCCM T:   True
@40000000679598e81bf3d494 INFO:SerialBattery:> CCCM SOC: False | DCCM SOC: False
@40000000679598e81bf8c634 INFO:SerialBattery:> CHARGE FET: True | DISCHARGE FET: True | BALANCE FET: True
@40000000679598e81bfdb7d4 INFO:SerialBattery:Serial Number/Unique Identifier: 4092343037
@40000000679598e81c066e4c INFO:SerialBattery:Monitoring external current using: com.victronenergy.battery.ttyS2/Dc/0/Current
@40000000679598ea27b4f09c ./run: line 12:  5665 Segmentation fault      python /opt/victronenergy/dbus-serialbattery/dbus-serialbattery.py Jkbms_Ble 98:DA:20:06:40:4F <-- Maybe?
@40000000679598ea2c22be84
@40000000679598ea2c24490c
@40000000679598ea2c2454c4 INFO:Preparing Bluetooth for connection to BMS
@40000000679598ea2c2615fc INFO:Bluetooth details
@40000000679598ea2d381e54 [CHG] Device 98:DA:20:06:40:4F RSSI: -59
@40000000679598ea2d3831dc [CHG] Device 98:DA:20:06:40:4F RSSI: -77
@40000000679598ee1b8df28c Attempting to disconnect from 98:DA:20:06:40:4F
@40000000679598ee1b8e09fc [CHG] Device C6:32:38:2E:B6:8F RSSI is nil
@40000000679598ee1b8e15b4 [DEL] Device C6:32:38:2E:B6:8F Fence
@40000000679598ee1b8e216c [CHG] Device F9:0E:DA:2C:39:C8 RSSI is nil
@40000000679598ee1b8e310c [DEL] Device F9:0E:DA:2C:39:C8 Fence
@40000000679598ee1b8e3cc4 [CHG] Device D1:9A:3A:68:7B:A0 RSSI is nil
@40000000679598ee1b8e487c [DEL] Device D1:9A:3A:68:7B:A0 B Shunt

Any other information that may be helpful

It works for a moment then stops, reloads then starts the cycle again.

I am at a loss.

Thanks for whatever assistance you can offer.

Ken Compton
[email protected]

[kenac99]

[mr-manuel]

#86