Ron Evans
f5fd49bb74
machine/samd21: use PinMode for SPI SERCOM peripheral to allow for more configuration options on boards like Arduino Nano33-IoT that have many predefined pin mappings
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Signed-off-by: Ron Evans <ron@hybridgroup.com>
2019-09-17 21:28:05 +02:00
Ron Evans
7d481c179f
machine/atsamd21: uses different required magic values for BOSSA and UF2 bootloaders
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Signed-off-by: Ron Evans <ron@hybridgroup.com>
2019-09-14 16:18:30 +02:00
BCG
8a5fa51f60
Updated SPI pins so that they are configurable, enabling multiple SPI sercoms for ATSAMD21
2019-08-28 11:19:52 +02:00
Ron Evans
fc9188a298
machine/samd21/arduino-nano33: adds support for Arduino Nano33 IoT along with mapping to NINA-W102 WiFi chip.
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Also adds DTR and RTS functions along with timeouts to USBCDC functions to prevent lockups.
Signed-off-by: Ron Evans <ron@hybridgroup.com>
2019-07-07 18:09:05 +02:00
Ayke van Laethem
94b8214529
machine: refactor pins to be of Pin type
2019-05-26 20:48:50 +02:00
Ron Evans
d90f1947d9
machine/samd21: Initial implementation of I2S hardware interface using Circuit Playground Express
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Signed-off-by: Ron Evans <ron@hybridgroup.com>
2019-05-12 21:51:07 +02:00
Ron Evans
8d3b5a58d1
machine/atsamd21: correct pad/pin handling when using both UART and USBCDC interfaces at same time
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Signed-off-by: Ron Evans <ron@hybridgroup.com>
2019-04-17 22:50:08 +02:00
Ron Evans
85f2ef40f8
machine/itsybitsy-m0: set pins and pin mode mapping for i2c0 bus
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Signed-off-by: Ron Evans <ron@hybridgroup.com>
2019-04-05 15:25:11 +02:00
Ron Evans
665c3bdaa6
machine/samd21: implement SPI interface for currently supported SAMD21 boards
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Signed-off-by: Ron Evans <ron@hybridgroup.com>
2019-03-04 21:47:09 +01:00
Ron Evans
3538ba943c
machine/samd21: move definitions for I2C interfaces into board files, since pin connections on each SAMD21-based board implementation can differ
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Signed-off-by: Ron Evans <ron@hybridgroup.com>
2019-03-04 20:54:13 +01:00
Ayke van Laethem
6e8df2fc40
samd21: define and use hardware pin numbers
2019-02-23 16:20:56 +01:00
Ron Evans
5438f16fcb
machine/atsamd21: support for USB CDC aka serial interface
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Signed-off-by: Ron Evans <ron@hybridgroup.com>
2019-02-23 13:34:00 +01:00
Ron Evans
942d4903ce
machine/atsamd21: extracts functionality for processor family into shared files.
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Signed-off-by: Ron Evans <ron@hybridgroup.com>
2019-02-20 14:16:09 +01:00
Ron Evans
c3a15885f5
machine/itsybitsym0: correct comments for UART1 pin mapping and note which of the analog pin mapping require the second port, which is not yet implemented
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Signed-off-by: Ron Evans <ron@hybridgroup.com>
2019-02-01 13:15:01 +01:00
Ron Evans
19b4476cbb
Implement PWM interface for SAMD21 ( #157 )
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* machine/atsamd21: implement PWM interface for all pins that support it
* machine/atsamd21: correct PWM channel mapping for pin PA18
* machine/atsamd21: move clock init into InitPWM() to hopefully save power
2019-01-28 13:48:52 +01:00
Ron Evans
4f4d7976c6
Add core support for multiple UARTs ( #152 )
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* machine/uart: add core support for multiple UARTs by allowing for multiple RingBuffers
* machine/uart: complete core support for multiple UARTs
* machine/uart: no need to store pointer to UART, better to treat like I2C and SPI
* machine/uart: increase ring buffer size to 128 bytes
* machine/uart: improve godocs comments and use comma-ok idiom for buffer Put/Get methods
2019-01-25 22:09:13 +01:00
Ron Evans
3ebf464da2
machine/samd21: I2C implementation
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Signed-off-by: Ron Evans <ron@hybridgroup.com>
2019-01-21 21:54:43 +01:00
Ron Evans
38c5e384af
machine/itsybitsy-m0: specify which pins to use for UART0
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Signed-off-by: Ron Evans <ron@hybridgroup.com>
2019-01-21 21:14:06 +01:00
Ron Evans
e2be7ccf76
sam: add support for Atmel SAMD21 based ItsyBitsy M0
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Signed-off-by: Ron Evans <ron@hybridgroup.com>
2019-01-18 18:30:27 +01:00
