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Atmega328 add serial numbers via USART
I have a project using the Atmega328 and as I understand it, it has a UART. The factory I use to manufacture my product says the method they use to add a serial number does not...
Friday, 24 April 2015 - 13:41
Job offer in orlando, fl (Firmware Engineer)
I have no idea where to put this but I do see job offers are on the forums here.  I work with a company that deals with vehicle ECU's. We just merged and that always changes...
Monday, 13 April 2015 - 18:10
Can one avr set a pin low so that another can detect its state?
I have an atmega 328p that sets the portc to input and all pins hi. By shorting the pins to ground I can detect the condition of each pin. Now I want to use another atmega328 to...
Saturday, 7 March 2015 - 23:00
Windows decided to melt my avrisp driver.
I have been using a new laptop for a bit now with no issues. The other day Windows decided I no longer have the right to use my arv-isp and claimed the driver was missing files....
Thursday, 5 March 2015 - 21:29
Need some help with 2 base math.
I working with a device that sends a range from -255 to 255, it uses two bytes little endian as is seems with one byte as the value  and the other with 0xff for negative...
Tuesday, 17 February 2015 - 21:52
How can I see interrupts on a scope?
I'm using an atmega328 chip and I use the PD0 and PD2 to communicate via v-USB to a USB host.  I know that interrupts are used in this process but I don't know enough about...
Wednesday, 4 February 2015 - 00:19
Atmel and there silly brute attacks.
When I plug in my HID based controller I developed in my dev box I get a very unstable usb hand shake for sometime.  After some period of time it works normally. I have 8...
Sunday, 14 December 2014 - 19:41
need help going from PROGMEM to SDRAM
I have a project that defines a static array for an LCD. const char lcd_data[192] PROGMEM = { ... };   I need to change this array so that I can modify it now. So I figured I...
Sunday, 14 December 2014 - 00:22
Anyone have exp. with the GL850 HUB?
I'm using the GL850 http://www.qobuz.com/info/IMG/pd... with an application I'm developing. My application is 4 usb 1.1 devices using the v-usb library. Those 4 usb devices...
Tuesday, 30 September 2014 - 23:59
need help with reading data sheet. atmega328
I used the through hole 328 in development and during production we chose the smd. My design uses a few pins on PORD for powering a device. The through hole seems to work where...
Friday, 26 September 2014 - 23:08
looking for a good 20pin+ connector with a very small foot print.
I'm looking for a good 20pin+ connector with a very small foot print. My plan was to use HDMI but the royalties are going to kill production. Maybe when I hit 100k mark it will...
Friday, 26 September 2014 - 12:11
mass production/how to burn many chips?
I'm working with a company that is going to be producing a board with programmed chips in the order of 25,000 units.  The chip has a boot loader and the boot loader flash the...
Wednesday, 10 September 2014 - 17:37

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