Merge branch 'micropython:master' into samd_i2c

Author: ricksorensen

.github/workflows/ports_zephyr.yml

@@ -30,9 +30,26 @@ jobs:
         docker-images: false
         swap-storage: false
     - uses: actions/checkout@v4
+    - id: versions
+      name: Read Zephyr version
+      run: source tools/ci.sh && echo "ZEPHYR=$ZEPHYR_VERSION" | tee "$GITHUB_OUTPUT"
+    - name: Cached Zephyr Workspace
+      id: cache_workspace
+      uses: actions/cache@v4
+      with:
+        # note that the Zephyr CI docker image is 15GB. At time of writing
+        # GitHub caches are limited to 10GB total for a project. So we only
+        # cache the "workspace"
+        path: ./zephyrproject
+        key: zephyr-workspace-${{ steps.versions.outputs.ZEPHYR }}
+    - name: ccache
+      uses: hendrikmuhs/[email protected]
+      with:
+        key: zephyr
     - name: Install packages
       run: source tools/ci.sh && ci_zephyr_setup
     - name: Install Zephyr
+      if: steps.cache_workspace.outputs.cache-hit != 'true'
       run: source tools/ci.sh && ci_zephyr_install
     - name: Build
       run: source tools/ci.sh && ci_zephyr_build

docs/develop/natmod.rst

@@ -39,7 +39,8 @@ options for the ``ARCH`` variable, see below):
 * ``armv7emsp`` (ARM Thumb 2, single precision float, eg Cortex-M4F, Cortex-M7)
 * ``armv7emdp`` (ARM Thumb 2, double precision float, eg Cortex-M7)
 * ``xtensa`` (non-windowed, eg ESP8266)
-* ``xtensawin`` (windowed with window size 8, eg ESP32)
+* ``xtensawin`` (windowed with window size 8, eg ESP32, ESP32S3)
+* ``rv32imc`` (RISC-V 32 bits with compressed instructions, eg ESP32C3, ESP32C6)
 
 When compiling and linking the native .mpy file the architecture must be chosen
 and the corresponding file can only be imported on that architecture.  For more
@@ -172,7 +173,7 @@ The file ``Makefile`` contains:
     # Source files (.c or .py)
     SRC = factorial.c
 
-    # Architecture to build for (x86, x64, armv6m, armv7m, xtensa, xtensawin)
+    # Architecture to build for (x86, x64, armv6m, armv7m, xtensa, xtensawin, rv32imc)
     ARCH = x64
 
     # Include to get the rules for compiling and linking the module

docs/esp32/quickref.rst

@@ -577,7 +577,9 @@ See :ref:`machine.RTC <machine.RTC>` ::
     from machine import RTC
 
     rtc = RTC()
-    rtc.datetime((2017, 8, 23, 1, 12, 48, 0, 0)) # set a specific date and time
+    rtc.datetime((2017, 8, 23, 0, 1, 12, 48, 0)) # set a specific date and
+                                                 # time, eg. 2017/8/23 1:12:48
+                                                 # the day-of-week value is ignored
     rtc.datetime() # get date and time
 
 WDT (Watchdog timer)

docs/esp8266/quickref.rst

@@ -284,7 +284,9 @@ See :ref:`machine.RTC <machine.RTC>` ::
     from machine import RTC
 
     rtc = RTC()
-    rtc.datetime((2017, 8, 23, 1, 12, 48, 0, 0)) # set a specific date and time
+    rtc.datetime((2017, 8, 23, 0, 1, 12, 48, 0)) # set a specific date and
+                                                 # time, eg. 2017/8/23 1:12:48
+                                                 # the day-of-week value is ignored
     rtc.datetime() # get date and time
 
     # synchronize with ntp

docs/library/machine.RTC.rst

@@ -42,12 +42,21 @@ Methods
 
    Initialise the RTC. Datetime is a tuple of the form:
 
-      ``(year, month, day[, hour[, minute[, second[, microsecond[, tzinfo]]]]])``
+      ``(year, month, day, hour, minute, second, microsecond, tzinfo)``
+
+   All eight arguments must be present. The ``microsecond`` and ``tzinfo``
+   values are currently ignored but might be used in the future.
+
+   Availability: CC3200, ESP32, MIMXRT, SAMD. The rtc.init() method on
+   the stm32 and renesas-ra ports just (re-)starts the RTC and does not
+   accept arguments.
 
 .. method:: RTC.now()
 
    Get get the current datetime tuple.
 
+   Availability: WiPy.
+
 .. method:: RTC.deinit()
 
    Resets the RTC to the time of January 1, 2015 and starts running it again.
@@ -62,10 +71,13 @@ Methods
 
    Get the number of milliseconds left before the alarm expires.
 
-.. method:: RTC.cancel(alarm_id=0)
+.. method:: RTC.alarm_cancel(alarm_id=0)
 
    Cancel a running alarm.
 
+   The mimxrt port also exposes this function as ``RTC.cancel(alarm_id=0)``, but this is
+   scheduled to be removed in MicroPython 2.0.
+
 .. method:: RTC.irq(*, trigger, handler=None, wake=machine.IDLE)
 
    Create an irq object triggered by a real time clock alarm.

docs/library/machine.USBDevice.rst

@@ -4,8 +4,9 @@
 class USBDevice -- USB Device driver
 ====================================
 
-.. note:: ``machine.USBDevice`` is currently only supported on the rp2 and samd
-          ports.
+.. note:: ``machine.USBDevice`` is currently only supported for esp32, rp2 and
+          samd ports. Native USB support is also required, and not every board
+          supports native USB.
 
 USBDevice provides a low-level Python API for implementing USB device functions using
 Python code.

docs/mimxrt/quickref.rst

@@ -429,7 +429,9 @@ See :ref:`machine.RTC <machine.RTC>`::
     from machine import RTC
 
     rtc = RTC()
-    rtc.datetime((2017, 8, 23, 1, 12, 48, 0, 0)) # set a specific date and time
+    rtc.datetime((2017, 8, 23, 0, 1, 12, 48, 0)) # set a specific date and
+                                                 # time, eg. 2017/8/23 1:12:48
+                                                 # the day-of-week value is ignored
     rtc.datetime() # get date and time
     rtc.now() # return date and time in CPython format.
 

docs/pyboard/quickref.rst

@@ -138,7 +138,9 @@ See :ref:`pyb.RTC <pyb.RTC>` ::
     from pyb import RTC
 
     rtc = RTC()
-    rtc.datetime((2017, 8, 23, 1, 12, 48, 0, 0)) # set a specific date and time
+    rtc.datetime((2017, 8, 23, 0, 1, 12, 48, 0)) # set a specific date and
+                                                 # time, eg. 2017/8/23 1:12:48
+                                                 # the day-of-week value is ignored
     rtc.datetime() # get date and time
 
 PWM (pulse width modulation)

docs/renesas-ra/quickref.rst

@@ -206,8 +206,9 @@ See :ref:`machine.RTC <machine.RTC>` ::
     from machine import RTC
 
     rtc = RTC()
-    rtc.datetime((2017, 8, 23, 1, 12, 48, 0, 0)) # set a specific date and time
-                                                 # time, eg 2017/8/23 1:12:48
+    rtc.datetime((2017, 8, 23, 0, 1, 12, 48, 0)) # set a specific date and
+                                                 # time, eg. 2017/8/23 1:12:48
+                                                 # the day-of-week value is ignored
     rtc.datetime() # get date and time
 
 Following functions are not supported at the present::

docs/rp2/quickref.rst

@@ -310,8 +310,9 @@ See :ref:`machine.RTC <machine.RTC>` ::
     from machine import RTC
 
     rtc = RTC()
-    rtc.datetime((2017, 8, 23, 2, 12, 48, 0, 0)) # set a specific date and
+    rtc.datetime((2017, 8, 23, 0, 1, 12, 48, 0)) # set a specific date and
                                                  # time, eg. 2017/8/23 1:12:48
+                                                 # the day-of-week value is ignored
     rtc.datetime() # get date and time
 
 WDT (Watchdog timer)