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Loading existing project to Atmel Start and reconfiguring Sercom ports
I'd like to know that one too.     Small projects usually from hobbyists, makers, experimenters, students, and so on usually will not see the problem.  The...
Thursday, 14 December 2017 - 14:58
Documentation of delay driver
Want to see even more fun with the ASF4 delay functions?   First, the delay_us() and delay_ms() ultimately call down to _delay_cycles() after translating the passed ms/us to...
Thursday, 14 December 2017 - 14:34
Loading existing project to Atmel Start and reconfiguring Sercom ports
Go to http://start.atmel.com and click on the "Load Project From File" button.  Browse to your project, select it, and if you are lucky, update your project as needed....
Tuesday, 5 December 2017 - 18:43
Studio 7.0.1645 can no longer program fuses with SAM-ICE?
Yes you can install an older version.  But running two different versions at the same time on the same machine is a problem.  So, first uninstall .1645.  Then...
Monday, 13 November 2017 - 14:54
Atmel Start I2C write and read Async
Yes I2C is a synchronous bus.  But the drivers from Atmel come in two flavors - synchronous and asynchronous.  The synchronous drivers block until the operation complete...
Thursday, 9 November 2017 - 13:38
SAMD20 interrupt vector table is correct but dummy_handler gets called
Replace the hard fault handler routing to the dummy handler with a dedicated handler instead, with a forever loop inside.  Hard faults can be common especially when first...
Tuesday, 24 October 2017 - 14:29
SAME70-XPLD debug usb
Make sure you are connected to the proper micro-USB port on the XPlained device.  I don't have a board in front of me at the moment but I do remember there are two.  One...
Monday, 23 October 2017 - 16:25
SAM4s SPI Mode 3 - Use ASF or Bit-bang the interface?
I've seen similar problems with reading ADC devices on the I2C bus with a SAME70 - flush the receiver before reading real data bytes to get reliable readings.  The odd part...
Monday, 23 October 2017 - 16:13
ATMEL Start Website Broken? Can we get a local version?
Found this in the ASF4 API Reference Manaual pdf.  Looks like Microchip acknowledges some very restrictive requirements between ASF4 versions and Start, while tossing out the...
Wednesday, 18 October 2017 - 13:30
I2C on Atmel Start
Check your addresses.  The master is talking to slave 0x12 via  i2c_m_sync_set_slaveaddr(&I2C_0, 0x12, I2C_M_SEVEN) and the slave is listening to address to...
Wednesday, 18 October 2017 - 12:53
ATMEL Start Website Broken? Can we get a local version?
Yup, it was down yesterday.  Seems to be up today though.   And of course after losing all day yesterday with their down server, then spending this entire morning...
Tuesday, 17 October 2017 - 15:51
Problem with float types math
Try dropping the explicitly specified library libarm_cortexM7lfsp_math_softfp.  The compiler/linker flags for -mfloat-abi= and -mfpu= should tell the toolchain to pull...
Monday, 31 July 2017 - 17:21

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