silver13

there is no current sensor either, I had a basic osd working, but it was fairly complicated, I think it's fair to say there is no point in having an...

to flash it back use the stm32 st-link utility from the st site or here https://app.box.com/s/flf2d36eoigv7keel253p5yssy2a8nac open the utility, select menu "target", then program or program and verify, with the...

what happens with the current attempt. does it bind, or flash lights?

the trim buttons don't work in this firmware. The accel calibration works ok on this type of quads, but it only works in level mode if you are using the...

maybe something is damaged, the antenna or the radio crystal for example

there is a syma board with stm32fxxx processor, mine is marked SM-X5S-R , if you have one, then yes, it can be done

that board looks identical to mine That is a Beken BK2425? radio, I only coded one protocol for it, and tested it with devo. I haven't got a stock tx...

there is rx code for it, I just can't code the protocol because the devo code is a subset of the stock protocol, so it will only bind to devo...

https://github.com/silver13/CG023/blob/master/OpenMicro/src/rx_syma_x5c_protocol.c

I haven't seen one of the "proper" st-links used before, but they should work. Are you powering the board with a battery when flashing? I think you could connect the...