adafruit · dhalbert · Oct 5, 2022 · Oct 4, 2022
diff --git a/docs/design_guide.rst b/docs/design_guide.rst
@@ -309,7 +309,7 @@ following structure:
 
 param_type
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-The type of the parameter. This could be among other `int`, `float`, `str` `bool`, etc.
+The type of the parameter. This could be, among others, ``int``, ``float``, ``str``, ``bool``, etc.
 To document an object in the CircuitPython domain, you need to include a ``~`` before the
 definition as shown in the following example:
 

diff --git a/docs/library/builtins.rst b/docs/library/builtins.rst
@@ -1,8 +1,11 @@
 :mod:`builtins` -- builtin functions and exceptions
 ===================================================
 
+..  module:: builtins
+    :synopsis: builtin Python functions
+
 All builtin functions and exceptions are described here. They are also
-available via ``builtins`` module.
+available via the ``builtins`` module.
 
 For more information about built-ins, see the following CPython documentation:
 

diff --git a/docs/library/collections.rst b/docs/library/collections.rst
@@ -28,7 +28,7 @@ Classes
 
         - The optional *flags* can be 1 to check for overflow when adding items.
 
-    As well as supporting `bool` and `len`, deque objects have the following
+    As well as supporting ``bool`` and ``len``, deque objects have the following
     methods:
 
     .. method:: deque.append(x)

diff --git a/docs/library/micropython.rst b/docs/library/micropython.rst
@@ -76,7 +76,7 @@ Functions
 .. function:: heap_locked()
 
    Lock or unlock the heap.  When locked no memory allocation can occur and a
-   `MemoryError` will be raised if any heap allocation is attempted.
+   ``MemoryError`` will be raised if any heap allocation is attempted.
    `heap_locked()` returns a true value if the heap is currently locked.
 
    These functions can be nested, ie `heap_lock()` can be called multiple times

diff --git a/docs/shared_bindings_matrix.py b/docs/shared_bindings_matrix.py
@@ -56,13 +56,23 @@
 }
 
 ADDITIONAL_MODULES = {
-    "fontio": "CIRCUITPY_DISPLAYIO",
-    "terminalio": "CIRCUITPY_DISPLAYIO",
+    "_asyncio": "MICROPY_PY_UASYNCIO",
     "adafruit_bus_device": "CIRCUITPY_BUSDEVICE",
     "adafruit_pixelbuf": "CIRCUITPY_PIXELBUF",
+    "array": "CIRCUITPY_ARRAY",
+    # always available, so depend on something that's always 1.
+    "builtins": "CIRCUITPY",
+    "collections": "CIRCUITPY_COLLECTIONS",
+    "fontio": "CIRCUITPY_DISPLAYIO",
+    "io": "CIRCUITPY_IO",
+    "select": "MICROPY_PY_USELECT_SELECT",
+    "terminalio": "CIRCUITPY_DISPLAYIO",
+    "sys": "CIRCUITPY_SYS",
     "usb": "CIRCUITPY_USB_HOST",
 }
 
+MODULES_NOT_IN_SHARED_BINDINGS = ["_asyncio", "array", "binascii", "builtins", "collections", "errno", "json", "re", "select", "sys", "ulab"]
+
 FROZEN_EXCLUDES = ["examples", "docs", "tests", "utils", "conf.py", "setup.py"]
 """Files and dirs at the root of a frozen directory that should be ignored.
 This is the same list as in the preprocess_frozen_modules script."""
@@ -82,7 +92,7 @@ def get_shared_bindings():
     """ Get a list of modules in shared-bindings based on folder names.
     """
     shared_bindings_dir = get_circuitpython_root_dir() / "shared-bindings"
-    return [item.name for item in shared_bindings_dir.iterdir()] + ["binascii", "errno", "json", "re", "ulab"]
+    return [item.name for item in shared_bindings_dir.iterdir()] + MODULES_NOT_IN_SHARED_BINDINGS
 
 
 def get_board_mapping():

diff --git a/py/circuitpy_mpconfig.h b/py/circuitpy_mpconfig.h
@@ -35,7 +35,8 @@
 #include <stdatomic.h>
 
 // This is CircuitPython.
-#define CIRCUITPY 1
+// Always 1: defined in circuitpy_mpconfig.mk
+// #define CIRCUITPY (1)
 
 // REPR_C encodes qstrs, 31-bit ints, and 30-bit floats in a single 32-bit word.
 #ifndef MICROPY_OBJ_REPR
@@ -91,7 +92,7 @@ extern void common_hal_mcu_enable_interrupts(void);
 #define MICROPY_OPT_CACHE_MAP_LOOKUP_IN_BYTECODE (CIRCUITPY_OPT_CACHE_MAP_LOOKUP_IN_BYTECODE)
 #define MICROPY_PERSISTENT_CODE_LOAD     (1)
 
-#define MICROPY_PY_ARRAY                 (1)
+#define MICROPY_PY_ARRAY                 (CIRCUITPY_ARRAY)
 #define MICROPY_PY_ARRAY_SLICE_ASSIGN    (1)
 #define MICROPY_PY_ATTRTUPLE             (1)
 
@@ -113,21 +114,30 @@ extern void common_hal_mcu_enable_interrupts(void);
 #define MICROPY_PY_BUILTINS_STR_UNICODE  (1)
 
 #define MICROPY_PY_CMATH                 (0)
-#define MICROPY_PY_COLLECTIONS           (1)
+#define MICROPY_PY_COLLECTIONS           (CIRCUITPY_COLLECTIONS)
 #define MICROPY_PY_DESCRIPTORS           (1)
 #define MICROPY_PY_IO_FILEIO             (1)
 #define MICROPY_PY_GC                    (1)
 // Supplanted by shared-bindings/math
+#define MICROPY_PY_IO                    (CIRCUITPY_IO)
 #define MICROPY_PY_MATH                  (0)
 #define MICROPY_PY_MICROPYTHON_MEM_INFO  (0)
 // Supplanted by shared-bindings/struct
 #define MICROPY_PY_STRUCT                (0)
-#define MICROPY_PY_SYS                   (1)
+#define MICROPY_PY_SYS                   (CIRCUITPY_SYS)
 #define MICROPY_PY_SYS_MAXSIZE           (1)
 #define MICROPY_PY_SYS_STDFILES          (1)
+// In extmod
+#define MICROPY_PY_UBINASCII             (CIRCUITPY_BINASCII)
+#define MICROPY_PY_UERRNO                (CIRCUITPY_ERRNO)
+// Uses about 80 bytes.
+#define MICROPY_PY_UERRNO_ERRORCODE      (CIRCUITPY_ERRNO)
 // Supplanted by shared-bindings/random
 #define MICROPY_PY_URANDOM               (0)
 #define MICROPY_PY_URANDOM_EXTRA_FUNCS   (0)
+// In extmod
+#define MICROPY_PY_UJSON                 (CIRCUITPY_JSON)
+#define MICROPY_PY_URE                   (CIRCUITPY_RE)
 #define MICROPY_PY___FILE__              (1)
 
 #define MICROPY_QSTR_BYTES_IN_HASH       (1)
@@ -349,26 +359,6 @@ typedef long mp_off_t;
 extern const struct _mp_obj_module_t nvm_module;
 #endif
 
-// Following modules are implemented in either extmod or py directory.
-
-#define MICROPY_PY_UBINASCII CIRCUITPY_BINASCII
-
-#define MICROPY_PY_UERRNO CIRCUITPY_ERRNO
-// Uses about 80 bytes.
-#define MICROPY_PY_UERRNO_ERRORCODE CIRCUITPY_ERRNO
-
-#define MICROPY_PY_URE CIRCUITPY_RE
-
-#if CIRCUITPY_JSON
-#define MICROPY_PY_UJSON (1)
-#define MICROPY_PY_IO (1)
-#else
-#ifndef MICROPY_PY_IO
-// We don't need MICROPY_PY_IO unless someone else wants it.
-#define MICROPY_PY_IO (0)
-#endif
-#endif
-
 #ifndef ULAB_SUPPORTS_COMPLEX
 #define ULAB_SUPPORTS_COMPLEX (0)
 #endif

diff --git a/py/circuitpy_mpconfig.mk b/py/circuitpy_mpconfig.mk
@@ -26,6 +26,10 @@
 # Boards default to all modules enabled (with exceptions)
 # Manually disable by overriding in #mpconfigboard.mk
 
+# Always on. Present here to help generate documentation module support matrix for "builtins".
+CIRCUITPY = 1
+CFLAGS += -DCIRCUITPY=$(CIRCUITPY)
+
 # Smaller builds can be forced for resource constrained chips (typically SAMD21s
 # without external flash) by setting CIRCUITPY_FULL_BUILD=0. Avoid using this
 # for merely incomplete ports, as it changes settings in other files.
@@ -68,6 +72,9 @@ CFLAGS += -DCIRCUITPY_ANALOGBUFIO=$(CIRCUITPY_ANALOGBUFIO)
 CIRCUITPY_ANALOGIO ?= 1
 CFLAGS += -DCIRCUITPY_ANALOGIO=$(CIRCUITPY_ANALOGIO)
 
+CIRCUITPY_ARRAY ?= 1
+CFLAGS += -DCIRCUITPY_ARRAY=$(CIRCUITPY_ARRAY)
+
 CIRCUITPY_ATEXIT ?= $(CIRCUITPY_FULL_BUILD)
 CFLAGS += -DCIRCUITPY_ATEXIT=$(CIRCUITPY_ATEXIT)
 
@@ -159,20 +166,17 @@ CFLAGS += -DCIRCUITPY_CAMERA=$(CIRCUITPY_CAMERA)
 CIRCUITPY_CANIO ?= 0
 CFLAGS += -DCIRCUITPY_CANIO=$(CIRCUITPY_CANIO)
 
-CIRCUITPY_CYW43 ?= 0
-CFLAGS += -DCIRCUITPY_CYW43=$(CIRCUITPY_CYW43)
-
-CIRCUITPY_DIGITALIO ?= 1
-CFLAGS += -DCIRCUITPY_DIGITALIO=$(CIRCUITPY_DIGITALIO)
+CIRCUITPY_COLLECTIONS ?= 1
+CFLAGS += -DCIRCUITPY_COLLECTIONS=$(CIRCUITPY_COLLECTIONS)
 
 CIRCUITPY_COMPUTED_GOTO_SAVE_SPACE ?= 0
 CFLAGS += -DCIRCUITPY_COMPUTED_GOTO_SAVE_SPACE=$(CIRCUITPY_COMPUTED_GOTO_SAVE_SPACE)
 
-CIRCUITPY_OPT_LOAD_ATTR_FAST_PATH ?= 1
-CFLAGS += -DCIRCUITPY_OPT_LOAD_ATTR_FAST_PATH=$(CIRCUITPY_OPT_LOAD_ATTR_FAST_PATH)
+CIRCUITPY_CYW43 ?= 0
+CFLAGS += -DCIRCUITPY_CYW43=$(CIRCUITPY_CYW43)
 
-CIRCUITPY_OPT_MAP_LOOKUP_CACHE ?= $(CIRCUITPY_FULL_BUILD)
-CFLAGS += -DCIRCUITPY_OPT_MAP_LOOKUP_CACHE=$(CIRCUITPY_OPT_MAP_LOOKUP_CACHE)
+CIRCUITPY_DIGITALIO ?= 1
+CFLAGS += -DCIRCUITPY_DIGITALIO=$(CIRCUITPY_DIGITALIO)
 
 CIRCUITPY_COUNTIO ?= $(CIRCUITPY_FULL_BUILD)
 CFLAGS += -DCIRCUITPY_COUNTIO=$(CIRCUITPY_COUNTIO)
@@ -257,6 +261,10 @@ CFLAGS += -DCIRCUITPY_I2CTARGET=$(CIRCUITPY_I2CTARGET)
 CIRCUITPY_IMAGECAPTURE ?= 0
 CFLAGS += -DCIRCUITPY_IMAGECAPTURE=$(CIRCUITPY_IMAGECAPTURE)
 
+# io - needed by JSON support
+CIRCUITPY_IO ?= $(CIRCUITPY_JSON)
+CFLAGS += -DCIRCUITPY_IO=$(CIRCUITPY_IO)
+
 CIRCUITPY_IPADDRESS ?= $(CIRCUITPY_WIFI)
 CFLAGS += -DCIRCUITPY_IPADDRESS=$(CIRCUITPY_IPADDRESS)
 
@@ -293,6 +301,12 @@ CFLAGS += -DCIRCUITPY_NVM=$(CIRCUITPY_NVM)
 CIRCUITPY_ONEWIREIO ?= $(CIRCUITPY_BUSIO)
 CFLAGS += -DCIRCUITPY_ONEWIREIO=$(CIRCUITPY_ONEWIREIO)
 
+CIRCUITPY_OPT_LOAD_ATTR_FAST_PATH ?= 1
+CFLAGS += -DCIRCUITPY_OPT_LOAD_ATTR_FAST_PATH=$(CIRCUITPY_OPT_LOAD_ATTR_FAST_PATH)
+
+CIRCUITPY_OPT_MAP_LOOKUP_CACHE ?= $(CIRCUITPY_FULL_BUILD)
+CFLAGS += -DCIRCUITPY_OPT_MAP_LOOKUP_CACHE=$(CIRCUITPY_OPT_MAP_LOOKUP_CACHE)
+
 CIRCUITPY_OS ?= 1
 CFLAGS += -DCIRCUITPY_OS=$(CIRCUITPY_OS)
 
@@ -374,7 +388,6 @@ CFLAGS += -DCIRCUITPY_SOCKETPOOL=$(CIRCUITPY_SOCKETPOOL)
 CIRCUITPY_SSL ?= $(CIRCUITPY_WIFI)
 CFLAGS += -DCIRCUITPY_SSL=$(CIRCUITPY_SSL)
 
-# Currently always off.
 CIRCUITPY_STAGE ?= 0
 CFLAGS += -DCIRCUITPY_STAGE=$(CIRCUITPY_STAGE)
 
@@ -393,6 +406,9 @@ CFLAGS += -DCIRCUITPY_SUPERVISOR=$(CIRCUITPY_SUPERVISOR)
 CIRCUITPY_SYNTHIO ?= $(CIRCUITPY_AUDIOCORE)
 CFLAGS += -DCIRCUITPY_SYNTHIO=$(CIRCUITPY_SYNTHIO)
 
+CIRCUITPY_SYS ?= 1
+CFLAGS += -DCIRCUITPY_SYS=$(CIRCUITPY_SYS)
+
 CIRCUITPY_TERMINALIO ?= $(CIRCUITPY_DISPLAYIO)
 CFLAGS += -DCIRCUITPY_TERMINALIO=$(CIRCUITPY_TERMINALIO)
 

diff --git a/shared-bindings/analogio/AnalogIn.c b/shared-bindings/analogio/AnalogIn.c
@@ -117,7 +117,7 @@ MP_PROPERTY_GETTER(analogio_analogin_value_obj,
 
 //|     reference_voltage: float
 //|     """The maximum voltage measurable (also known as the reference voltage) as a
-//|     `float` in Volts.  Note the ADC value may not scale to the actual voltage linearly
+//|     ``float`` in Volts.  Note the ADC value may not scale to the actual voltage linearly
 //|     at ends of the analog range."""
 //|
 STATIC mp_obj_t analogio_analogin_obj_get_reference_voltage(mp_obj_t self_in) {

diff --git a/shared-bindings/support_matrix.rst b/shared-bindings/support_matrix.rst
@@ -6,6 +6,11 @@ Module Support Matrix - Which Modules Are Available on Which Boards
 The following table lists the available built-in modules for each CircuitPython
 capable board, as well as each :term:`frozen module` included on it.
 
+You can filter this list by typing one or more module names or partial names into the search box.
+Only those boards that provide those modules will be listed.
+To exclude boards that provide a module, type a "-" in front of the module name.
+You can also type a regular expression as a filter.
+
 .. raw:: html
 
     <p id="support-matrix-filter-block"><input placeholder="Filter the boards by available modules" id="support-matrix-filter" type="text"/><span id="support-matrix-filter-num">(all)</span></p>