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Discussion Title Created date
Simple voltage level shifter questions...
I am trying to interface a single bidirectional data pin cheaply and with as little components as possible.   On each side I have an AVR, so I can use the pullup on its GPIO...
Saturday, 28 October 2017 - 18:03
Project that has both APP and BOOTLOADER
I noticed that AS7 has a solution level that can contain one or more projects.  Can you have a project under it that is for the application, and then a separate project under...
Wednesday, 25 October 2017 - 22:53
Single wire protocol / bootloader ideas...
Hi Everyone   Now that you guys have schooled me on setting the protection bits for the bootloader so it can't update, er, uh, destroy itself, I've got some more thoughts...
Tuesday, 24 October 2017 - 23:54
Bootloader updating
I enjoyed the thread that Balto had going about using an existing SPM in the BL section to update the BL section.   I've read that some have suggested updating an available...
Wednesday, 11 October 2017 - 17:37
What does Atmel now Microchip have for 32 bit?
I've been messing around with ST ARM's using Atollic TrueStudio and honestly I greatly prefer AS7.  How does what Atmel/Microchip offers compare to ST ARM's?  Are the...
Saturday, 16 September 2017 - 02:16
Combined LED and switch matrix...
Hi Everyone,   So I'm thinking about adapting a project to a PTH only which means moving from a 64 pin TQFP to a 40 pin DIP.  I need 26 LED's and 31 momentary switches...
Wednesday, 6 September 2017 - 22:32
ISP - does it require SCK to be driven low first?
Hi Everyone,   I've had a forum member have an issue with my autoprogrammer that turned out to be related to a 100nF cap he had on the reset line.  He said he changed it...
Thursday, 27 July 2017 - 17:56
Any tips or circuit/driver ideas for communicating with "mic out" and "headset in"
So I've got this 1980's vintage computer working that was broken and it has an old school cassette interface on it for loading and saving programs at 1200 baud.  It uses FSK...
Wednesday, 12 July 2017 - 02:43
Timer OC mystery - can you figure it out?
Hi Everyone,   I've got a timer and I am using it in PWM mode and setting OC1A and OC1B to be opposites of each other.  This is on a 1284P:   I know there is a way...
Tuesday, 18 April 2017 - 16:09
Pullups on SS for multiple SPI devices ?
Hi,   I've got a project where I am going to have a SPI display, micro sd card, and a SPI real time clock all on the same SPI bus.  When running, I will have the SS/CS...
Monday, 17 April 2017 - 00:30
ATMEGA328PB...
Hi Everyone,   One thing I've noticed is that these are out of stock at digikey/mouser, but they are quite a bit cheaper.  $1.30 vs $1.80-$2.00 type of cheaper. ...
Sunday, 19 March 2017 - 02:27
Simple keyboard matrix questions...
I've never done one but am thinking about it for a project.  Examples online just show setting the column to "output high", but since the switch either connects the "output...
Friday, 6 January 2017 - 13:26

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