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Seeking display ideas
Hi folks, I'm looking for ideas... I need a big, highly visible, low power, seven segment display. Actually, two of them. I want something at least three or four inches high, and...
Sunday, 25 January 2009 - 20:18
[CODE] 5*7, 5*12, and 7*12 fonts
Here are the definitions for two bitmap fonts intended for use on small graphics devices like LCD graphic displays. Cut'n'paste to insert in your program. They're in C but easy to...
Thursday, 9 October 2008 - 17:20
New (old?) bug in M48 headers?
// enable the ocr1a interrupt TIMSK1 = 1<<OCIE1A; //
Saturday, 27 September 2008 - 18:23
SCR ring counter - sanity check please?
I've done some modifications from the circuit I posted the other day in any other business... basically, turned the whole thing upside down so it can have an active high count...
Saturday, 6 September 2008 - 01:09
Brain fade: pointer to char[][]
My brain is full; I've had to stop thinking... How do I define a pointer to an array of strings? Or even to an array of structs which are strings plus something else? char *...
Wednesday, 20 August 2008 - 14:59
Free to good home
Folks, Some time ago Ossi saw my Fiat widget design and suggested there may be a market for it. I felt that the design could be bettered - for example, to bring out all the pins...
Wednesday, 6 August 2008 - 22:59
Olimex PCB
Just a note that they take their annual holiday in August; if you want boards sooner than September they must be in before 25th July.
Friday, 25 July 2008 - 19:48
A question of style... clarity or not?
Inspired by the recent discussion of video generation by AVR, I am knocking together a demo application. Basic theory is to run a counter at 64uS which triggers the line sync and...
Tuesday, 15 July 2008 - 16:43
GCC post-increment bug?
Or (more likely) a bug in my understanding? Some fragments... a font is stored here, sixteen bits high by six wide, the lower half on even locations, the upper on odd. const...
Sunday, 16 March 2008 - 23:12
[TUT][SOFT] Using the KS0713/S6B1713/ST7565 LCD driver chips
Introduction These three chips are generally posted as equivalent. Looking at the datasheets, they're not *quite* equivalent but all use the same instruction set and the only...
Friday, 14 March 2008 - 12:22
WinAVR 4.12 plus GCC - using gnu89?
Not sure whether this should be here (for the C context) or in the WinAVR forum - perhaps a mod could move if necessary? However... I have some legacy code which I *don't* want to...
Thursday, 6 March 2008 - 23:15
LCD datasheet grumble
Why is it that datasheets - particularly for display devices - seem to give *almost* but not quite enough information for you to be *certain* about what you're doing? For example...
Wednesday, 5 March 2008 - 11:02