[分享] micropython更新：2020.5

2020年5月更新

• py/parse: Support constant folding of power operator for integers. 
• esp32/partitions: Update comments in files regarding offset.
• esp32: Improve support for OTA updates. 
• docs/library: Fix docs for machine.WDT to specify millisecond timeout.
• tests/cpydiff: Add cpydiff test for __all__ used in imported package.
• extmod/modbtree: Retain reference to underlying stream so it's not GC'd. 
• docs/library: Note that machine.Pin.irq's hard arg may not be supported.
• esp8266/mpconfigport.h: Add definitions for BEGIN/END_ATOMIC_SECTION.
• esp8266/machine_pin: Move pin_intr_handler to iRAM, de-support hard IRQ.
• py/scheduler: Add option to wrap mp_sched_schedule in arbitrary attr. 
• travis: Make sure upstream/master exists when computing size-diff check. 
• all: Fix auto-enable of MICROPY_GCREGS_SETJMP to select GC behaviour.

学习了

• stm32/boards/PYBD_SF2: Put BTstack library in external QSPI XIP flash. 
• zephyr: Use zephyr build system to merge configurations. 
• tests/thread/thread_stacksize1.py: Increase stack size for CPython.


 

ESP8266分支做出了较大改动

• esp32/modsocket: Fix getaddrinfo to raise on error. 
• tests/run-tests: Skip REPL feature checks when running via pyboard.py.
• py/parse: Make mp_parse_node_extract_list return size_t instead of int. 
• tests/run-multitests.py: Add TRACE banner and move TEST output to end. 
• esp8266/uart: Move a few functions from iRAM to iROM. 
• esp8266/esp_mphal: Move most functions in esp_mphal.c from iRAM to iROM. 
• esp8266/boards: Move py/pairheap.c code from iRAM to iROM. 
• esp8266: Clean up Pin intr handler by moving all code to machine_pin.c. 
• py/scheduler: Convert mp_sched_full and mp_sched_num_pending to macros. 
• extmod/vfs_lfsx: Fix rename to respect cur dir for new path. 
• extmod/vfs_lfsx: Normalize path name in chdir.
• extmod/vfs_lfsx: Fix path handling in uos.stat() to consider cur dir.
• tests/multi_bluetooth: Fix typo printing wrong IRQ type.

• extmod/vfs_lfsx: Fix import_stat so it takes into account current dir. 
• stm32/boards: Add board config for Nucleo-F412ZG development board.
• stm32: Add support for F412 MCUs.
• esp8266/boards: Allow configuring btree/FAT/LFS2 support when building.
• py/nativeglue.h: Rename "setjmp" entry to "setjmp_" to avoid any clash. 
• extmod/nimble: Make error code mapping default to MP_EIO. 
• README: Change --help option to -h to match micropython executable. 
• extmod/modbluetooth: Add support for changing the GAP device name. 
• stm32/README: Reorg DFU flashing instructions with addition for PYBD.


 

• docs/develop: Fix module/source name in Makefile of native example.
• unix/main: Enter REPL when inspect active, even with stdin redirected. 
• nrf: Add openocd as a supported flasher. 
• travis: Build more boards as part of nrf job. 
• nrf: Update to work with nrfx v2.0.0, to match TinyUSB. 
• lib/nrfx: Upgrade to nrfx v2.0.0.
• nrf/mphalport: Remove need for "syntax unified" in mp_hal_delay_us. 
• nrf/Makefile: Don't use -fno-builtin for Cortex-M0 builds. 

• travis: Set build name so it appears in the web interfaces. 
• travis: Run apt commands once, to slightly speed up the CI
• powerpc: Set better default compiler. 
• powerpc: Fix Makefile rule when linking. 
• mimxrt/boards: Add MIMXRT1060_EVK board.
• esp8266/esppwm: Fix PWM glitch when setting duty on different channel. 


 

• tools/codeformat.py: Use -q option on uncrustify to make output quiet. 
• py/modsys: Use consistent naming pattern for module-level const objects. 
• windows: Make appveyor.yml self-contained. 
• py/ringbuf: Fix compilation with msvc. 
• py/modmath: Work around msvc float bugs in atan2, fmod and modf. 
• py/py.mk: Use additional CFLAGS to compile string0.c. 
• lib/utils: Lock the scheduler when executing hard callback functions. 


 

• extmod/vfs: Retain previous working directory if chdir fails. 
• tools/codeformat.py: Add verbose option to pass to uncrustify and black. 
• travis: For powerpc job, build both UART variants. 
• powerpc/uart: Choose which UART to use at build time, not runtime. 
• esp32/modmachine: Fix machine.reset_cause to use IDF's esp_reset_reason. 
• esp32/machine_sdcard: Add "freq" keyword arg to SDCard constructor.