| Discussion Title | Created date |
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Physical damage to PLL? Has anyone seen issues with the SAMG55 (or similar) where the various clock frequencies are incorrect? My clocks are derived from a 32.768kHz input, which I have verified is... |
Wednesday, 13 April 2022 - 14:23 |
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RAMFUNC attribute causes compiler to create garbage assembly I have a flash erase function that uses the RAMFUNC attribute. The project compiled and linked without errors, but I was getting some really weird bugs when... |
Wednesday, 27 May 2020 - 18:56 |
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Assigning a fixed address to a section in the linker file causes debug error I have a bootloader (BL) and an application (APP) that both live in flash. I want to communicate between the two via a shared section of RAM that is not initialized upon a... |
Tuesday, 5 May 2020 - 11:42 |
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Bit-banding: When should it be used? The SAMG55 (and other Cortex M3/4) processors have a bit-band region in the lower 1MB of the SRAM and peripheral regions. For this chip, that means that the entire SRAM and... |
Wednesday, 19 February 2020 - 17:14 |
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Issue with adding existing items located in symlink directory A portion of my solution is in a directory that is actually a symlink. If I copy a source file to that directory then try to add it to the solution by right clicking in... |
Monday, 23 December 2019 - 17:03 |
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Renaming a project and path I copied a solution to make a new project, but then wanted to change the name. That's easy enough - just edit the solution name and the project name from the solution... |
Wednesday, 23 October 2019 - 16:51 |
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Sharing Portions of Codebase I have a project written for a specific custom board, but a large portion of it is something I'd like to share with a project for another custom board. Let's call the shared... |
Wednesday, 16 October 2019 - 19:46 |
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SPI DMA Processor is a SAMG55 I've successfully implemented a SPI Master DMA routine, and am now trying to make it a bit more versatile. As currently written, a buffer must be... |
Tuesday, 30 April 2019 - 22:36 |
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The Atmel Start SPI driver is terrible and you should be ashamed This isn't so much a question as it is a cautionary tale for others considering using Atmel Start/ASF4. I'm in the midst of a big overhaul of the provided SPI driver, and... |
Wednesday, 24 April 2019 - 14:25 |
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ASF4/Atmel Start Updates Does the ASF4/Atmel Start source automatically update, or is this a manual process? With ASF3, you manually selected which version of ASF is used in your project. With ASF4... |
Monday, 22 April 2019 - 14:23 |
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Reading back clock speeds What is the function for getting the system and peripheral clock speeds in ASF4? In ASF3, they were sysclk_get_main_hz() and sysclk_get_peripheral_hz(),... |
Tuesday, 9 April 2019 - 17:32 |
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ASF4 TWI Master RTOS Driver Issue I've been working on this bug for a few days now, and it seems that the root cause is likely how the ASF4 RTOS TWI Driver (doesn't) handle things. In order to do a read... |
Saturday, 30 March 2019 - 01:22 |