openbox m3 rs232 3 pin cable

[M4NIK]

what cable do i need to reflash my m3 via rs232
thanks

[nibblitz]

My M3 came supplied with the cable, cant find anywhere that sells them though...

This might be able to do the job.
1x USB 2.0 TO RS232 Converter UART TTL Serial CP2102 For Arduino UNO ATMEGA PIC | eBay

[M4NIK]

doh
got box out me loft was in there
thanks so much