Post Created date
avr-objcopy creates an invalid file for eeprom data
ok I see that the 1st line is a record type "Extended Linear Address" setting a 32bit offset to the rest of the data, the question is why & how do I stop it so that avrdude...
Thursday, 22 August 2019 - 10:36
What is the best way to connect a USB keyboard?
awneil wrote:Pretty sure PCs had the facility to do that long before USB was invented. the IBM keyboard specification sure did although not all clone keyboards implemented that...
Tuesday, 28 August 2018 - 23:02
Timer offset
As an idea (I I have not fully worked out the exact details) if you have the timer overflow interrupt generating the 10kh signal should it not be possible to use one of the...
Tuesday, 20 February 2018 - 15:54
setting avr after shutdown
valusoft wrote:I took those words to mean that he will store data before his power goes... eg calibration data, to be retrieved and applied when power returns. But I may be wrong...
Sunday, 18 February 2018 - 10:30
Measure Length,Width and height
Which school project is this for anyway?
Tuesday, 6 February 2018 - 13:38
Buttons and ISP with an ATTiny85-20SU
I suspect the I2C interface on the apa102c might be interfering with the SPI on the programming interface. finding a way to isolate this during programming is probably a good idea...
Monday, 22 January 2018 - 12:23
Avrdudess problem
that looks like the file is being written                                      ...
Tuesday, 16 January 2018 - 08:39
Unconnected pins - What to do for EMI and EMC performance
tying pins directly to power or ground could be risky if a software bug accidentally changes them to outputs.   I am not sure if the internal pull ups would be sufficient as...
Friday, 29 December 2017 - 15:11
osc frequency and out put frequncy??
It all depends on how you intend to generate the output freq - , bit banging or timer output   bit banging depends on the number of CPU clock cycles your code uses & the...
Monday, 6 November 2017 - 12:26
Clock cycles for multipling 16 bits with atmega32u4?
awneil wrote:A quick, empirical, way to figure out how long it takes (time, rather than cycles) is to toggle a pin at start & end of the process - then just measure the time....
Friday, 13 October 2017 - 09:15
Questions regarding Changing Clock speed 'on-the-fly'
Is it possible that you are changing clock frequency before a write cycle to the flash has been completed, mucking up the timings of the flash & causing the corruption?
Thursday, 12 October 2017 - 09:05
Pushbutton reaction time.
I would sugest the best thing to do it to setup a timer to generate an interrupt at a suitable frequency, & use that to increment a counter.   you now simp;y need to...
Sunday, 1 October 2017 - 14:37