From: rich-ess@nildram.co.uk (Richard Swaby) Subject: Re: Programmer for 12c509?? - pp5xx.uue (0/3) Date: Thu, 10 Jul 1997 11:46:57 GMT Scott Gladstone wrote: >Can anyone tel me where I might get a copy or plans for >a 12c509 D.I.Y programmer and software for my PC? I know >it must be a simple thing, but the universal programmer >is around $200 and does far more than I really need. > Alsi, I want to program in circuit, is there a 'clip' >available to attatch to the top of the surface-mount >chip when it's on-board? Or is the idea to provide >extra circuit pads to attatch a programmer to? >Regards >Scott. >(Remove the NOSPAM for reply.) Hello Scott I made my own programmer. It is on a PCB about 2.5 inches square and plugs into the PC's parallel port. If anyone needs more info, (circuit, PCB layout etc.) I'd be happy to oblige. Meanwhile I'm attaching the driver software for you to try. Richard Swaby