This is merely a historical archive of years 2008-2021, before the migration to mailman3.
A maintained and still updated list archive can be found at https://email@example.com/.Peter Stuge peter at stuge.se
choukoumoun wrote: >>> anyone has a solution for connecting to power directly to the >>> battery connector by usb? >>> >>> I thought used a 3.7V zener diodes in parallel between the - and + >>> USB power and a series resistor. >> >> I've used LP3874. You'll need a fair bit of capacitance in order to >> transmit. > > Nice !!!! > How you connect? I designed a PCB with a battery contact and a case to hold it in place. I've seen several people solder connections permanently to the phone. > it was just the power connect to a USB port and trasmition and > another connection. I don't understand this. //Peter