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path: root/atmel-samd/asf/sam0/drivers/tc
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2017-09-22Move to ASF4 and introduce SAMD51 support. (#258)3.0.0-alpha.0Scott Shawcroft
* atmel-samd: Remove ASF3. This will break builds. * atmel-samd: Add ASF4 for the SAMD21 and SAMD51. * Introduce the supervisor concept to facilitate porting. The supervisor is the code which runs individual MicroPython VMs. By splitting it out we make it more consistent and easier to find. This also adds very basic SAMD21 and SAMD51 support using the supervisor. Only the REPL currently works. This begins the work for #178.
2017-01-30Add frequency changing support to PWMOut.Scott Shawcroft
You can either set it once up front, or set variable_frequency on custruction to indicate that the frequency must be able to change. This informs whether a timer can be shared amongst pins. This also adds persistent clock calibration on atmel-samd. Once the device has synced its clock frequency over USB it will remember that config value until USB is used again. This helps ensure the clock frequency is similar on and off USB. Lastly, this also corrects time.sleep() when on USB by correcting the tick counter.
2016-08-30atmel/samd: Add basic PWM support which only allows for changing the duty.Scott Shawcroft