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Need more speed in this function
Can you move the index increment in to the background domain i.e in main, or perhaps move the increment into another isr, say timer overflow, assuming you get one timer compare...
Wednesday, 28 May 2008 - 06:36
mega1280 board for sale? Free software; download, layout your board and submit, in a couple of days you will have your board. I've used them on two simple boards, worked out well. Troy
Thursday, 10 January 2008 - 05:18
Triac Driving
Because you are using quadrants 1 and 4, both require a positive gate current to turn on the device, if you just leave that positive gate current on all the time your 40W bulb...
Wednesday, 2 January 2008 - 20:38
Triac Driving
superware wrote: Kartman wrote:Use some opto triacs and a transformaer to isolate the signal for zero crossing. But then there's no control over the power, functions like dimming...
Tuesday, 1 January 2008 - 00:07
Happy New Year 2008!!!
"Chuc mung nam moi" :D Troy
Monday, 31 December 2007 - 19:34
new fat handler project
Max, I would be interested in testing. good: - knowledge of C. Not so Good: - I only have ARM boards with MMC/SD card connectors. two from NXP and one Atmel. - No formal...
Saturday, 29 December 2007 - 23:21
Triac Driving
perhaps in SW drive the gate so the device is always on. If the flicker goes away, it must be SW, if not perhaps as you stated, the gate drive is not strong enough. Troy
Monday, 24 December 2007 - 19:55
fast bit mask from a number
in c you would r17 = 1<<r0;// shift left 1 r0 times AVR has an LSL instruction but only shift by one place, perhaps you could create a loop around the LSL? Troy
Wednesday, 12 December 2007 - 05:40
If this is just a driver for the DAC don't name it I2C_Driver. If your goal is to make it an I2C driver then remove all the DAC specifics and add a read function. Also you may...
Friday, 23 November 2007 - 19:36
Electronics stores in seattle?
Radar in Redmond, new and surplus, mostly new Vetco in Bellevue, new and surplus, mostly surplus There's a Fry's store in Kent they have some electronic parts. Sadly I mostly use...
Friday, 23 November 2007 - 08:09
I2C to codec TLV320AIC1103
The I2C spec states the max bus capacitance is 400pF Quote: A 2.5uS risetime would suggest about 500pF loading on the bus you may try shorting your I2C bus length, to see if that...
Thursday, 22 November 2007 - 07:46
avr atmega88
Here are some questions for you. 1)can you guaranty there will be no power off during an EEPROM write? if not you may want to think of some hardware mods. 2)What happens when...
Tuesday, 20 November 2007 - 06:57