Apr 7, 2017 #1 F fjpompeo Advanced Member level 1 Joined Nov 29, 2003 Messages 415 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,296 Location Brazil Activity points 3,042 Hi all, I have a 1800VA no-break made by my self and need to shutdown my EchoLink Windows NT server when the batteries are empty, so I need a PIC or AVR with USB or serial connection to execute this task. 73, Fernando - Call sign PU2PLL
Hi all, I have a 1800VA no-break made by my self and need to shutdown my EchoLink Windows NT server when the batteries are empty, so I need a PIC or AVR with USB or serial connection to execute this task. 73, Fernando - Call sign PU2PLL
Apr 7, 2017 #2 KlausST Advanced Member level 7 Joined Apr 17, 2014 Messages 25,182 Helped 4,868 Reputation 9,757 Reaction score 5,545 Trophy points 1,393 Activity points 168,498 Hi, there are standard communication protocols for UPS. I recommend to use them. Don´t need to implement all functions. Maybe something like this. https://networkupstools.org/protocols/apcsmart.html on the WIN Pc side you coud just run something like this: "rundll32.exe powrprof.dll,SetSuspendState" to power down to hibernate state Klaus
Hi, there are standard communication protocols for UPS. I recommend to use them. Don´t need to implement all functions. Maybe something like this. https://networkupstools.org/protocols/apcsmart.html on the WIN Pc side you coud just run something like this: "rundll32.exe powrprof.dll,SetSuspendState" to power down to hibernate state Klaus