Info for this BMS 18S ecooter 64v

[marce002]

Hello

Can anyone share some info about this bms 64v18s or similar( pdf web page i need to know if has serial ports or a way to "diy arduino read " the cells voltages...
it has stm32 in bottom board and two TI bq76930 in top board and has some withe connectors besides those for the temp sensors..maybe uart? dont know much about bms. thks in advance.

 

[marce002]

anyone? at least if common to find serial tx and rx in this kind of bms board? any way to start to find cells voltages?

 

[freesty]

I do have one of these, but couldn't find any information. stm32 pinout isn't really helping.
communication to the dashboard is kind of one wire solution.