Type in the full discussion title or a part of it.
Discussion Title Created date
XMODEM question
If I only want to support the CRC version of XMODEM, the receiver begins by sending an ASCII "C" instead of NAK, and then switches over to using NAK once underway if there is a...
Sunday, 21 February 2021 - 19:20
If you are supporting two usarts, do you clone the code for them or...
Come up with a way to supply a port option to select between them:   (APort?UCSR0A:UCSR1A)=0x12;   Fails with a lvalue required as left operand of assignment.   or...
Sunday, 21 February 2021 - 01:31
Can you combine app/bootloader using AS7?
You can add multiple projects to a solution.  Is there some sort of "solution" level build events that can use tools to combine the hex and/or elf files?   That sort of...
Thursday, 18 February 2021 - 22:06
How difficult is it to flash in the applicatoin section from the application?
On an ATEMEGA1284.  It will have a bootloader,, but if I wanted the application itself to also update a dedicated unused part of the application section what would be a good...
Tuesday, 9 February 2021 - 23:44
You guys mentioned NeverWet or Acryllic
...for a bit of insulation.  Are either of these available in a brush on bottle type of thing that you can get locally?  I'm looking for something thin/clear so not that...
Tuesday, 17 November 2020 - 17:02
Show off your 2020 AVR project - here is one of mine
Since I am apparently obsessed with the Enigma cipher machine, I decided to make the most minimalist and yet functional Enigma M4 simulator I could think of.  TINY84A...
Friday, 16 October 2020 - 20:06
How can I put an array of functions in PROGMEM
I know I can use __flash, but everything else int his code uses PROGMEM so I'm trying to do be consistent:   declared: void (*configurefunctions[9])() = { init, version,...
Sunday, 27 September 2020 - 16:08
Debounce improvements / balance
I'm working on a project where I need to debounce 6 input buttons independently of each other.  I need to keep a debounced volatile inputstate and also feed a ringbuffer of...
Saturday, 26 September 2020 - 13:12
BODS on tiny84a
The datasheet says:   If BOD is disabled by software, the BOD function is turned off immediately after entering the sleep mode. Upon wake-up from sleep, BOD is automatically...
Wednesday, 23 September 2020 - 21:57
Recommend an AVR for this...
I'm not so familiar with all the latest ones, but I've got a very small project I'm thinking about.   Probably going to run it off of a CR2032. Timing/clock accuracy not...
Monday, 21 September 2020 - 22:50
Less intensive checksum..
Using an atmega1284p @ 18.432 Mhz to be a go between a PC parallel port and a microSD card.  My goal is to be able to read/write files to the microsd via PC parallel port....
Friday, 11 September 2020 - 02:26
Has anyone ever damaged a reset pin by omitting the diode?
I put one in everything I design, but I wonder, is it really necessary.  When is the last time one without this died?  And if it does fail from not having a diode, what...
Wednesday, 2 September 2020 - 16:58

Pages