Post Created date
AT90S8515 Failing to sink
Quote:You shouldn't need any pullups on the reset pin. This could be troublesome in noisy environments :( The reset pin has an internal pullup but it's about 100-500K so probing...
Thursday, 9 December 2004 - 01:31
AT90S8515 Failing to sink
Put a 4k7 pullup resistor (to +5) and a 100nF to ground on your reset pin to start. Also do you have any series resistor with your leds to limit the current? (around 680R will...
Wednesday, 8 December 2004 - 22:49
OT: Very OT. Carving up plastic project boxes
Poundy got there before me! :D :D
Tuesday, 7 December 2004 - 05:40
AVR vs PIC (mouhahahahaha)
Quote:People learned PICs; tools were developed; source code applications published, ect... Any statistics available of how many people committed suicide trying to do something...
Sunday, 5 December 2004 - 05:13
olimex mt128 beeper?
Quote:I have NO idea why you'd want to do with with a piezo buzzer It's a bridge configuration (I guess) allowing you double the voltage drive into the transducer or 4 times the...
Sunday, 5 December 2004 - 05:03
OT: Very OT. Carving up plastic project boxes
What Dingo forgot to mention is that, here in Australia, we can buy plastic boxes from Jaycar which have cutting lines already moulded in the inside of the lid of the box. They...
Sunday, 5 December 2004 - 04:57
OC1 will not toggle
Quote:I would be using AVRStudio 4 but I tried to upgrade to 4.10 and have never been able to get it to boot. I had a similar problem when 4.07 first come out. It only worked...
Monday, 29 November 2004 - 23:06
RC5 help
I have send you the code I have by replying to your PM. I think there is a led attached to port pb2 or pb6 to indicate when a good code is received. If the led pulses then you...
Sunday, 28 November 2004 - 21:55
RC5 help
AVR410 assumes that the on/off timing of the I/R are pretty much 50% duty cycle, whilst in real life they are not. I posted some code a while ago with the fix. If you do a search...
Sunday, 28 November 2004 - 03:04
SPI to MMC interface
Quote:How do I keep clock active from ATmega128, (the Master) You don't. The SPI slave cannot send data unless the master clocks the CLK pin. Usually the master sends a dummy...
Friday, 26 November 2004 - 02:55
Cheap imitation of
Dear freegeek, You will find quite a lot of "Old Timers" on this site, all the ones that were on the HC11, HC05 Motorola lists that got fed up with Motorola's arrogance and...
Tuesday, 23 November 2004 - 09:15
Migrating to PIC
Quote:About the only advantage I see in the pics from a programmers point of view is that almost all of the data space (64 addresses) can be used as registers in instructions...
Monday, 22 November 2004 - 22:12