MQTT data for A17X7 Anker Smartmeter

[thomluther]

This post is to document the MQTT binary data mapping for device A17X7 Anker Smart meter.

Device awake publish interval: ?? sec
Device standby publish interval: N/A (no standby?)
Device real time trigger publish: ?? sec

[thomluther]

0405

This is a standard parm info message of the Anker Smartmeter A17X7

Received message on topic: dt/anker_power/A17X7/AUxxxxxxxxxxxx01/param_info
{'head': {'version': '1.0.0.1', 'client_id': 'AUxxxxxxxxxxxx01', 'sess_id': '5992-5940', 'msg_seq': 29915, 'cmd': 16, 'cmd_status': 1, 'sign_code': 0, 'seed': 'null', 'timestamp': 1759925940}, 'payload': '{"data":"/wlkAAMBDwQFoQE0ohxxxxxxxxxxxxYwODQxMjYwMaMCAQClAgEApgUDAAAAKKcFAwAAACioBQMAAAAAqQUDAAAAAKoFA2wnAACrBQMXdgEArAUDAAAAAK0FAwAAAAD9AgEBGg==","sn":"AUxxxxxxxxxxxx01","pn":"A17X7"}'}
2025-19-08 12:19:00 Device hex data:
ff:09:64:00:03:01:0f:04:05:a1:01:34:a2:11:00:41:55:78:78:78:78:78:78:78:78:78:78:78:78:30:31:a3:02:01:00:a5:02:01:00:a6:05:03:00:00:00:28:a7:05:03:00:00:00:28:a8:05:03:00:00:00:00:a9:05:03:00:00:00:00:aa:05:03:6c:27:00:00:ab:05:03:17:76:01:00:ac:05:03:00:00:00:00:ad:05:03:00:00:00:00:fd:02:01:01:1a
---------------------- Smartmeter / A17X7 / 0405 / Header ----------------------
ff 09   : 2 Byte Anker Solix message marker (supposed 'ff 09')
64 00   : 2 Byte total message length (100) in Bytes (Little Endian format)
03 01 0f: 3 Byte fixed message pattern (supposed `03 00/01 0f` for send/receive)
04 05   : 2 Byte message type pattern (varies per device model and message type)
        : 1 Byte optional message increment (  0)
-- Fields --|- Value (Hex/Decode Options)---------------------------------------
Fld Len Typ        uIntLe/var          sIntLe         floatLe      dblLe/4int
a1   01  --    34
└->   1 unk              b'4'
a2   11  00    41:55:78:78:78:78:78:78:78:78:78:78:78:78:30:31
└->  17 str   b'AUxxxxxxxxxxxx01' --> device_sn
a3   02  01    00
└->   2 ui                  0               0
a5   02  01    00
└->   2 ui                  0               0
a6   05  03    00:00:00:28
└->   5 var           0;10240       671088640           0.000        0;0;0;40 --> sw_version (0.0.0.40)
a7   05  03    00:00:00:28
└->   5 var           0;10240       671088640           0.000        0;0;0;40 --> sw_controller (0.0.0.40)
a8   05  03    00:00:00:00
└->   5 var               0;0               0           0.000         0;0;0;0 --> grid_to_home_power (in W)
a9   05  03    00:00:00:00
└->   5 var               0;0               0           0.000         0;0;0;0 --> pv_to_grid_power (in W)
aa   05  03    6c:27:00:00
└->   5 var           10092;0           10092           0.000      108;39;0;0 --> grid_import_energy (factor 0.01) (in kWh)
ab   05  03    17:76:01:00
└->   5 var           30231;1           95767           0.000      23;118;1;0 --> grid_export_energy (factor 0.01) (in kWh)
ac   05  03    00:00:00:00
└->   5 var               0;0               0           0.000         0;0;0;0
ad   05  03    00:00:00:00
└->   5 var               0;0               0           0.000         0;0;0;0
fd   02  01    01
└->   2 ui                  1               1
--------------------------------------------------------------------------------