Picaxe usb download cable picaxe axe027 p the revolution picaxe usb download cable is used to download picaxe programs into picaxe chips it can be used with any picaxe chip or project board so purchase and then use over and over again br br this high quality robust cable is compatible with any software application that supports programming of picaxe chips and is a 5v logic level device so works far better than a serial cable universal usb rs232 adaptor combination when for instanc