Sorry for quoting you after such a long time... I ordered my boards in March and had to swap R18 and R19. I also ordered the voltage references from Ali using your link, however they seem to be the wrong type.
Since my progress has been slow, I just finished the boards and my battery pack...
I have disassembled 16 e-bike batteries which contained 60 18650 cells each.
Almost all (14 out of 16) batteries contained below cells, I have had trouble finding the manufacturer.
Quite a lot of the cells have good SOH and IR.
I could depict from some forms that were attached to the...
Years ago I read an article about a guy that build his own powerwall with recycled batteries... Interesting but way too complicated for me I thought back then. A few years back we got a plot on a community garden with a little garden house on it, connected to water and sewage but not to the...
I just completed the JLCPCB assembly route, production takes about 3 days and shipping about 7 days. My package is underway.
Please note that version 4.21 is now the recommended version:
Thanks for your answer, I have the same confusion, below is the message from JLCPCB:
Well got your order with many thanks~
Sorry to bother you, but there is one thing that we want to confirm with you about your SMT order before proceeding.
As shown below, we are not so sure about the...
Have been reading this forum for a few months now with the idea to create a battery pack for our 'Dasha' instead of buying an AGM battery.
So far I have collected a bunch of cells and ordered components to set up a testing environment.
I decided to give DIYBMS a go and have just placed an order...