All, Just for my own education, where did the term "cock-up" come from? And does it mean "a quick and dirty assembly technique" or possibly a "screw up of some sort"? I'm just curious. I've never heard that=20 term before. Regards, Jim > -------- Original Message -------- > Subject: Re: [PIC] A catalogue of cock-ups > From: Philip Pemberton > Date: Fri, September 24, 2010 10:49 am > To: "Microcontroller discussion list - Public." >=20 >=20 > On 24/09/10 16:35, Michael Watterson wrote: > > Sounds great. I have a Spartan 3E starter kit and was thinking 18F + JA= L > > + touch LCD to add a GUI to an SDR on the FPGA might be easier than > > trying to do all in FPGA. >=20 > Probably. I've done LCD framebuffers and SoCs in FPGAs though, it's not=20 > that hard. Timing generation is a snap, and if your LCD wants LVDS you=20 > can either use the FPGA vendor's SERDES core, or bolt on one of NSC or=20 > TI's parallel-to-LVDS (PanelLink) converter chips. >=20 > I've reused old laptop LCDs before today. The hardest part of the=20 > endeavour is usually getting the backlight inverter going (figuring out=20 > the pinout). Dell tend to use custom inverters with I2C bus links,=20 > whereas most of the other manufacturers go with +5V/0V and a 3- or 4-bit= =20 > parallel 'brightness' (lamp current) value. >=20 > Go with something you can find a connector for, and you won't have many=20 > problems. Samsung LCDs are a good target, assuming they don't have "DELL= =20 > P/N" or "IBM P/N" stamped on them. Email Samsung-SDI and ask for a=20 > datasheet or pinout and they'll usually email it back to you within a=20 > couple of days. They also have a habit of using the JST LVDS connectors,= =20 > which are stocked by Farnell and Mouser (and probably DKUS as well). >=20 > In short: "Easy." >=20 > --=20 > Phil. > piclist@philpem.me.uk > http://www.philpem.me.uk/ > --=20 > http://www.piclist.com PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .