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Current settings for all ports break cpython script compatibility on next()
https://docs.python.org/3.5/library/functions.html#next
because
MICROPY_PY_BUILTINS_NEXT2 is never defined to 1 excep…
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Originally reported here: https://forum.micropython.org/viewtopic.php?f=2&t=12060; 'seemingly' because I'm not sure what exactly is slow. Reproduce with:
```
import time
def ret(arg):
yiel…
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When I modify `micropython/ports/stm32/boards/WEACT_F411CEU6/mpconfigboard.h`
`#define MICROPY_HW_ENABLE_INTERNAL_FLASH_STORAGE (0)`
Then build with `make BOARD=WEACT_F411CEU6`, appear error:
…
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I have an ESP32S3 project that requires a high bandwidth between the MCU and an external device. The only feature blocking the use of micropython is its lack of support for ESP32's multi-line SPI (Qua…
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Call machine.Sdcard (slot = 2, miso = pin (36), MoSi = pin (35), SCK = pin (37), CS = pin (38)) on espressif esp32-s3 development board reports an error:
_[0;31mE (8250) spi: spi_bus_initialize(762…
lyzp updated
2 months ago
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Following a discussion (https://github.com/orgs/micropython/discussions/11569) I noted that the Frequency provided to calculate the PIO Block clock can validly be specified as a float value, but this …
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I'm unclear whether it is possible or not to support `@micropython.native` (and native .mpy modules) on the RP2040. #2271 allowed boards to "enable the decorator by adding `CIRCUITPY_ENABLE_MPY_NATIVE…
rgov updated
9 months ago
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# Description
We found a buffer out-of-bound crash when MicroPython attempted to unmount a wrong object. All the PoCs we found essentially put random strings to `os.umount()`. We uploaded the repre…
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I described this in the uP forum:
https://forum.micropython.org/viewtopic.php?f=18&t=5063&p=28953#p28953
on further investigation, I found that commenting out
https://github.com/micropython…
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On the STM32 `MICROPY_EVENT_POLL_HOOK` contains either a `pyb_thread_yield()` or a `__WFI()` causing the flow of execution to pause for a tad and thereby give other threads a chance at the cpu or prov…