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AVR128DA48 Event System, CCL, and Driving WS2812B LEDs
Hello All,   I have been working with the Curiosity Nano, and have been attempting to use a USART in master SPI mode, the event system, and CCL to create the drive waveform...
Thursday, 11 March 2021 - 18:11
Curiosity Nano USART and CDC
Hello All,   I have been working with the Curiosity Nano in order to familiarize myself with the new architecture.  After much trouble, I finally got Studio to recognize...
Tuesday, 23 February 2021 - 02:44
XMEGA E EEPROM - NVM Controller
Hello All,   I have been working on assembler routines for accessing the ATxmega32E5 EEPROM, and have been referencing the XMEGA E Manual and application note AVR1315. ...
Saturday, 19 December 2020 - 19:09
Curiosity Nano not showing up in Studio
Hello All,   I 'upgraded' to Microchip Studio, add the device packs, and can see the AVR128DAxx devices as selections for projects.  I connected the Curiosity Nano to my...
Sunday, 13 December 2020 - 01:41
XMEGA32E5 TWIC (I2C) Grief
I am trying to use TWIC as a simple master talking to one slave device at 400kHz. My code works - sometimes. Other times it hangs, waiting for either the RIF or WIF interrupt...
Friday, 27 March 2020 - 21:07
XMEGA32E5 ADC Troubles
Hello All,   I have an ATxmega32E5 MCU on a custom target PCB.  There is an external 2.500V reference on AREF.  I wrote a test loop where an ADC conversion is...
Sunday, 22 March 2020 - 17:41
Using XMEGA128A1U EEPROM with Assembler
Preface: I have already searched the forums and the web, and haven't found anything that seems to directly apply . . . I have reviewed the device datasheet, user manual, and the...
Sunday, 23 February 2020 - 22:36
Source Code Available for CDC-Class Driver for XMEGA USB Peripheral ?
Hello All,   I have been looking for source code for a USB-CDC driver for the ATxmega128A1U USB peripheral, and have come up with nothing except canned libraries.  Can...
Sunday, 26 May 2019 - 17:09
Quadrature Output from Single TC0/1 Timer on XMEGA 128A1U
Hello All,   Many posts here deal with the quadrature encoder hardware on the XMEGA, but I have a different problem: I don't need to DECODE quadrature signals, I need to...
Monday, 30 April 2018 - 22:03
Trouble using port R as GPIO on Xplained Pro for ATxmega128A1U
Hello group,   I hate to ask this, but is there a trick to using port R bits 1-0 as GPIO on the Xplained Pro for the ATxmega128A1U?   Looking at the Xplained Pro...
Wednesday, 28 February 2018 - 19:06
ATxmega128A1U - ADC & DMA Redux
Hello All,   I am trying to get all four channels from a free-running ADCA transferred into an 8-byte RAM buffer.  The concept is that the RAM buffer will contain the...
Monday, 19 February 2018 - 23:23
XMEGA A1U Xplained Pro - Trick to using ADC?
Greetings, All.   I am attempting to use the ADC on the XMEGA A1U Xplained Pro.  It's just test code, which is supposed to make conversions on four ADC input pins every...
Saturday, 28 October 2017 - 17:09

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