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So I am switching out custom motor controllers for an ebike. But need help identifying the purpose of the wires indicated on the pcb.
In the pics I have highlighted the appropriate acronyms with its wire color. As you can see right off the bat I have one problem. One controller has 6...
Hi gurus. I bought this little battery protection board and wired up 2 18650 batteries per the attached diagram but get no power at the "P" side. When I attached the batteries at the P side, the B side has power. Can any guru tell me what I'm doing wrong please?