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Atmel Start is not the answer: My experience and some feature requests
For context: I use Atmel Start differently than I used ASF3. In ASF3, I would constantly switch modules in and out, change which modes they used (example: delay systick vs cycle...
Saturday, 15 February 2020 - 13:31
delay_ms timing is way off due to SysTick [SAME54_XPLAINED w/ASF4]
So I used an Atmel Start generated project, and I am using the following code to configure and enable systick:         // Configure SysTick to trigger...
Thursday, 13 February 2020 - 05:32
Question About Running at 1.8v vs 3.3v [ATSAMD21J18A/ATSAME54P20A]
I know that for some AVR chips, running at 1.8v vs 3.3v or higher meant sacrificing cpu frequency. I can't find anything about this in the ATSAME54P20A's datasheet or the...
Wednesday, 12 February 2020 - 00:43
ATSAMD21J18A USB Confusion [ASF3]
I am attempting to use USB on my atsamd21j18a. I want to use the USB for two purposes:   - As a serial port com device  - As a data channel for uploading firmware...
Sunday, 23 June 2019 - 23:07
ATSAMD21J18A Issue - SPI returns 0 when running on board, different results when debugging
So I am reading from the MAX31855K IC. I am using SPI to read data from a thermocouple. I am having an issue reading from it, though.   Whenever I read from it I either get 0...
Saturday, 29 December 2018 - 23:02
[SAM D21 XPRO] Is writing over a bootloader while it's being used a possibility?
This is probably a dumb question, but HEAR ME OUT. I'm currently using the SAM D21 XPRO USB Host MSC Bootloader example provided by Atmel (ASF3). I know most people here don't use...
Tuesday, 2 October 2018 - 01:56
XMEGA A1U - Is it possible to create a PCB with an embedded debug USB?
On the A1U eval board, there is a target USB and a debug USB. I was wondering if it was possible to keep this feature (the debug USB) when moving over to a pcb. I've read a bit...
Wednesday, 14 February 2018 - 07:55
I2C on SamD21 trouble
I'm somewhat confused as to how I'm supposed to use Atmel's I2C module. As far as I know, I2C works like this:   1 Start bit -> 7 bits (slave address) -> 1 bit (read/...
Monday, 25 December 2017 - 00:32