use rbuf for busio uart #1402
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use rbuf for busio uart #1402
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dhalbert
approved these changes
Dec 13, 2018
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Works great on my particle argon! |
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I can communicate well to an external ESP32 at 115200 baud. And I can talk to the onboard ERC32 even at 921600!! Still working on using the AT commands. Works to external ESP32. Not yet to internal but it’s early!!! |
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change to use ringbuffer in
py/ringbuf.hfor uart io. keep DMA incoming byte and put it into fifo.