Post Created date
PS/2 to USB IC for keyboard and mouse adapter
Nah, I'm specifically talking about the dumb adapter that came with USB mice way back when, when computers with ps/2 ports but no USB were still common and manufacturers felt it...
Monday, 12 July 2021 - 22:46
PS/2 to USB IC for keyboard and mouse adapter
I'm unsure if you're talking about something else that I'm unfamiliar with, but the little dumb adapter that used to come with USB mice was only a USB to PS/2 adapter and was...
Sunday, 11 July 2021 - 21:34
Can the ATtiny10 wake itself up and restart after power down mode?
Look at section 8.2 of the datasheet to find out the valid wake sources from each of the different sleep modes.  In your case (power down mode), you have 2 options for...
Monday, 17 July 2017 - 21:56
In this thread:. Guy doesn't know how to use avr-gcc, tells us why avr-gcc is terrible.
Thursday, 15 June 2017 - 20:48
Retrieve last saved value from EEPROM
How often do you expect the fan speed to change? Even if it gets set 10 times a day every day it's good for 27 years just writing to a single location...much longer than the rest...
Saturday, 27 May 2017 - 18:34
Retrieve last saved value from EEPROM
The only thing that persists after a reset is eeprom, and eeprom has limited write endurance. As such, there's no built in way to retrieve the "last" value. You have to come up...
Saturday, 27 May 2017 - 09:04
How can eBay Mega 128a be so cheap?
I've seen a variety of explanations, ranging from after hours production runs by employees selling them on the side, chips that failed some QA check or another and get sold as...
Thursday, 25 May 2017 - 18:30
setting pin as an input
I'll just go ahead and assume you meant ddrd and not ddrb...but aside from that oversight, the answer is simple.  If it truly doesn't matter what the other pins are...
Thursday, 25 May 2017 - 09:18
Servo Control by 8-bit timer
Scroungre wrote: And what it looks like at an 8MHz internal RC oscillator, at 250ns per div.       This picture is bothering me since if it was purely an issue of...
Tuesday, 23 May 2017 - 17:40
Reading rotary encoder
What kind of encoder is this?  You general don't want any kind of mechanical encoder on an interrupt because they can be extremely noisy, sometimes bouncing too fast for the...
Wednesday, 17 May 2017 - 22:44
How to check current alarm status or deactivate Alarm in DS3231
joneewheelock wrote: If your concern is that you sometimes wish to have an active alarm, but want the DS3231 to keep track of that for you, use the A1IE and A2IE bits...
Thursday, 11 May 2017 - 16:23
How to check current alarm status or deactivate Alarm in DS3231
If I'm understanding your question correctly, your issue is not that you can't disable the assertion of the INT/SQW pin, rather it's that you can't disable the setting of the A1F...
Wednesday, 10 May 2017 - 21:47