[分享] micropython更新：2020.10

10月1号，micropython有多个更新

• unix/variants: Enable MICROPY_DEBUG_PARSE_RULE_NAME on coverage build. 
• py/parse: Expose rule-name printing as MICROPY_DEBUG_PARSE_RULE_NAME. 
• extmod/utime_mphal: Add generic utime.time_ns() function. 
• unix,windows: Implement mp_hal_time_ns using gettimeofday. 
• docs: Update I2C and SPI docs to add reference to SoftI2C and SoftSPI. 
• ports: Support legacy soft I2C/SPI construction via id=-1 arg. 
• ports: Add SoftI2C and SoftSPI to machine module where appropriate. 
• extmod/machine_spi: Remove "id" arg in SoftSPI constructor. 
• extmod/machine_i2c: Remove "id" arg in SoftI2C constructor. 
• extmod/machine_i2c: Rename type to SoftI2C and add custom print method. 
• py/makeversionhdr.py: Match only git tags which look like versions. 
• docs/reference/packages.rst: Fix typo, remove duplicate "port". 
• zephyr: Update build instructions to v2.4.0. 
• travis: Update zephyr build to v2.4.0. 
• zephyr: Const-ify struct device instance pointers. 
• zephyr: Replace zephyr integer types with C99 types. 
• extmod/modure: Allow \\ in re.sub replacements.

• stm32/boards/NUCLEO_WB55: Add standalone WB55 FUS/WS firmware updater. 
• stm32/rfcore: Add Python API for basic rfcore operations. 
• stm32/sdcard: Fix H7 build when using SDMMC2. 
• stm32/sdio: Don't change any DMA2 settings on H7 MCUs. 
• esp32: Use path relative to root for netutils/timeutils headers. 
• stm32/Makefile: Allow boards to extend SRC_C, SRC_O and OBJ variables. 


 

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• stm32/boards/NUCLEO_WB55/rfcore_firmware.py: Increase GET_STATE timeout. 
• stm32/boards/NUCLEO_WB55/rfcore_firmware.py: Fix bad variable name. 
• stm32/boards/NUCLEO_WB55/rfcore_firmware.py: Fix flash unlock. 
• py/objtype: Handle __dict__ attribute when type has no locals.
• py/objdict: Add mp_const_empty_dict_obj, use it for mp_const_empty_map.
• stm32/rfcore: Update to support WS=1.9.0.0.4. 

• docs/library/machine.Timer.rst: Add mention of constructor arguments.
• docs/library/machine.Signal.rst: Correct typo: usecases to use cases.
• docs/library/machine.rst: Correct minor typo: timout to timeout.
• docs/library/btree.rst: Correct method typo: __detitem__ to __delitem__.
• tools/upip.py: Support explicit port number in host. 
• ports: Use correct in/out endpoint size in TUD_CDC_DESCRIPTOR. 

• docs/reference/glossary.rst: Fix minor grammar error, An -> A.
• stm32/usbd_cdc_interface: Check and handle CDC TX wrap-overflow. 
• stm32: Fix broken build when FAT FS multi-partition is disabled.
• esp32/mpconfigport.h: Enable MICROPY_PY_DELATTR_SETATTR. 
• unix/mpconfigport.h: Enable MICROPY_PY_DELATTR_SETATTR. 

• unix: Enable more warnings.
• mpy-cross: Enable more warnings.
• py, extmod: Introduce and use MP_FALLTHROUGH macro. 
• extmod: Disable -Wmissing-field-initializers for lfs2.
• py/vmentrytable: Ignore GCC -Woverride-init. 
• py, extmod: Add explicit initializers for default values. 
• py: Use unsigned comparison of chars. 
• py/objexcept: Compare mp_emergency_exception_buf_size signed. 
• py/scope: Name and use id_kind_type_t. 

• examples: Add example code for user C modules, both C and C++. 
• esp32,unix: Support building C++ code. 
• py/py.mk: Support C++ code for user C modules. 
• docs: Fix reference to QSTR_GEN_CFLAGS Makefile flag.
• py: Workaround clang error when building misc.h with C++ compiler.
• py/makeqstrdefs.py: Support preprocessing C++ files for QSTR generation. 
• py/mkrules.mk: Add target for compiling C++ files. 
• py/makeqstrdefs.py: Process C++ files as well. 
• py/makeqstrdefs.py: Fix beaviour when scanning non-C preprocessed files. 
• extmod/modurandom: Support urandom.seed() without an argument. 
• stm32/rng: Use SysTick+RTC+unique-id to seed pRNG for MCUs without RNG. 
• stm32/mpconfigport.h: Seed the urandom module on import. 
• esp8266/mpconfigport.h: Seed the urandom module on import. 
• esp32/mpconfigport.h: Seed the urandom module on import. 
• extmod/vfs_lfs: Support mounting LFS filesystems in read-only mode. 
• stm32/machine_adc: Fix ADC auto-calibration to run when ADC not enabled. 
• tests/thread/stress_schedule.py: Assign globals before running test.