49 lines
1.8 KiB
Plaintext
49 lines
1.8 KiB
Plaintext
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# eg4-battery config — deploys to ~/.config/eg4-battery/eg4-battery.yaml (mode 600)
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bus:
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# ---- mode: pick one ----
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# active ← RECOMMENDED. We are the master on a dedicated bus to the
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# battery's pin-1/2 external monitor port. Speaks the EG4
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# 7E/0D protocol at 9600 baud. Returns named, decoded HA
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# entities (pack V, cell voltages, SoC, temps, alarms).
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#
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# passive ← Listen-only Modbus-RTU sniffer at 19200 baud. Use only when
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# the FTDI is on a bus that already has a Modbus master
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# (e.g. the LVX6048 parallel-comm bus — although see NOTES.md:
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# the LVX6048 doesn't poll EG4 packs that way, so this mode
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# is mostly diagnostic). Publishes raw `register_NN` per slave.
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mode: active
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transport: serial # serial | mock (--dry-run on the CLI forces mock)
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# Stable /dev/serial/by-id symlink survives USB reshuffles. Find yours with
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# ls -l /dev/serial/by-id/
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port: /dev/serial/by-id/usb-FTDI_<YOUR_ADAPTER_ID>-if00-port0
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# Default 9600 (active EG4 protocol). Set 19200 for passive Modbus mode.
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baud: 9600
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# Active mode only:
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timeout_s: 1.5 # per-query response wait
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poll_interval_s: 10.0 # round-robin cycle target
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mqtt:
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host: <MQTT_BROKER_IP> # e.g. 10.0.0.41 (HA Mosquitto broker)
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port: 1883
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username: <MQTT_USER>
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password: <MQTT_PASSWORD>
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discovery_prefix: homeassistant
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# One entry per pack. `name` is the HA entity prefix and device identifier.
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# `address` is the EG4 7E protocol address in active mode (master = 1, slaves
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# typically 2, 3, ...) or the Modbus slave ID in passive mode.
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packs:
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- name: lifepower4_1
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address: 1
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- name: lifepower4_2
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address: 2
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- name: lifepower4_3
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address: 3
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cell_count: 16 # 16S for 48V LFP — active mode only
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