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--- solar-charging:canbus [2022/04/09 13:14] – created ashley
+++ solar-charging:canbus [2022/04/09 13:29] (current) – ashley
@@ Line 1: / Line 1: @@
 ====== CAN-BUS ======
+GOALS, allow home assistant to send message to subtly change charging profiles on sunsynk inverter according to upcoming sun predictions;
+ideally change voltage level on overnight setting from 48.9 to 45v for example
 Working out canbus messaging
@@ Line 5: / Line 8: @@
   root@Venus_OS:/data# candump -tz can1,176:7FF
+results are;
+  (047.998600)  can1  176   [8]  3C 3C 3C 3C 4D 00 60 39
+  (048.440567)  can1  176   [8]  3C 3C 3C 3C 4D 00 70 F4
+  (048.882475)  can1  176   [8]  3C 3C 3C 3C 4D 00 80 8B
+  (049.324418)  can1  176   [8]  3C 3C 3C 3C 4D 00 90 46
+  (049.785207)  can1  176   [8]  3C 3C 3C 3C 4D 00 A0 0C
+  (050.227168)  can1  176   [8]  3C 3C 3C 3C 4C 00 B0 4E
 this outputs all ID 176 (see here http://manpages.ubuntu.com/manpages/bionic/man1/candump.1.html for mre filters)
 id 351,355,356 are battery states as per https://drive.google.com/file/d/1gLMKXn3o4TW2vFnEVgG0mYSF5xp7_6Uu/view
+Cansniffer is good to:
+  root@Venus_OS:/data# cansniffer can1 -c -t 0
+More canbus hacking: https://www.carhackingvillage.com/getting-started