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circuitpython/ports/esp32s2/common-hal/busio
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Scott Shawcroft c7c90f47b0
Add non-DMA SPI support. 
This fixes SPI with PSRAM allocated buffers. DMA with SPI2 was
attempted but produced junk output. This manual copy is less than
2x slower than DMA when not interrupted.

Fixes #3339
2020-09-10 17:32:20 -07:00
..
__init__.c
Add initial I2C support, not quite working fully though
2020-06-24 12:47:58 -07:00
I2C.c
Return false if we already have the lock
2020-07-01 14:35:25 -07:00
I2C.h
Remove fixed pointers and check UART return
2020-06-30 15:29:42 -07:00
OneWire.h
Add initial I2C support, not quite working fully though
2020-06-24 12:47:58 -07:00
SPI.c
Add non-DMA SPI support.
2020-09-10 17:32:20 -07:00
SPI.h
Add non-DMA SPI support.
2020-09-10 17:32:20 -07:00
UART.c
Remove fixed pointers and check UART return
2020-06-30 15:29:42 -07:00
UART.h
Add UART support
2020-06-24 12:47:58 -07:00