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audio_i2sin module for espressif and raspberrypi #10990

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2236879
audio_i2sin module for espressif and raspberrypi
FoamyGuy May 8, 2026
da09138
format sdcard test
FoamyGuy May 8, 2026
599ef3f
refactor to audioi2sin
FoamyGuy May 12, 2026
510307c
add samples_signed argument
FoamyGuy May 12, 2026
4bb0863
try to fix c6 builds. implement changes from review
FoamyGuy May 14, 2026
4bfcd6c
disable audioi2sin for esp32c2
FoamyGuy May 14, 2026
3728298
output_bit_depth argument
FoamyGuy May 15, 2026
cf41db1
output_bit_depth manual test
FoamyGuy May 15, 2026
e22dc0a
improve argument validation logic and error messages
FoamyGuy May 15, 2026
6479ceb
update PIO programs
FoamyGuy May 19, 2026
5282f62
mirror low bits. change error message in PDMIn
FoamyGuy May 20, 2026
4ff09c1
make translate
FoamyGuy May 20, 2026
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24 changes: 18 additions & 6 deletions locale/circuitpython.pot
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Original file line number Diff line number Diff line change
Expand Up @@ -186,6 +186,15 @@ msgstr ""
msgid "%q must be 1 when %q is True"
msgstr ""

#: ports/raspberrypi/common-hal/audioi2sin/I2SIn.c
msgid "%q must be 16, 24, or 32"
msgstr ""

#: ports/espressif/common-hal/audiobusio/PDMIn.c
#: shared-bindings/audioi2sin/I2SIn.c
msgid "%q must be 8, 16, 24, or 32"
msgstr ""

#: py/argcheck.c shared-bindings/gifio/GifWriter.c
#: shared-module/gifio/OnDiskGif.c
msgid "%q must be <= %d"
Expand Down Expand Up @@ -660,6 +669,7 @@ msgid "Below minimum frame rate"
msgstr ""

#: ports/raspberrypi/common-hal/audiobusio/I2SOut.c
#: ports/raspberrypi/common-hal/audioi2sin/I2SIn.c
msgid "Bit clock and word select must be sequential GPIO pins"
msgstr ""

Expand Down Expand Up @@ -804,7 +814,7 @@ msgstr ""
msgid "Cannot pull on input-only pin."
msgstr ""

#: shared-bindings/audiobusio/PDMIn.c
#: shared-bindings/audiobusio/PDMIn.c shared-bindings/audioi2sin/I2SIn.c
msgid "Cannot record to a file"
msgstr ""

Expand Down Expand Up @@ -926,7 +936,7 @@ msgstr ""
msgid "Deep sleep pins must use a rising edge with pulldown"
msgstr ""

#: shared-bindings/audiobusio/PDMIn.c
#: shared-bindings/audiobusio/PDMIn.c shared-bindings/audioi2sin/I2SIn.c
msgid "Destination capacity is smaller than destination_length."
msgstr ""

Expand Down Expand Up @@ -1807,6 +1817,7 @@ msgid "Parameter error"
msgstr ""

#: ports/espressif/common-hal/audiobusio/__init__.c
#: ports/espressif/common-hal/audioi2sin/I2SIn.c
msgid "Peripheral in use"
msgstr ""

Expand Down Expand Up @@ -2696,10 +2707,6 @@ msgstr ""
msgid "binary op %q not implemented"
msgstr ""

#: ports/espressif/common-hal/audiobusio/PDMIn.c
msgid "bit_depth must be 8, 16, 24, or 32."
msgstr ""

#: shared-module/bitmapfilter/__init__.c
msgid "bitmap size and depth must match"
msgstr ""
Expand Down Expand Up @@ -3510,6 +3517,11 @@ msgstr ""
msgid "invalid cert"
msgstr ""

#: shared-bindings/audioi2sin/I2SIn.c
#, c-format
msgid "invalid destination buffer, must be an array of type: %c"
msgstr ""

#: shared-bindings/bitmaptools/__init__.c
#, c-format
msgid "invalid element size %d for bits_per_pixel %d\n"
Expand Down
4 changes: 4 additions & 0 deletions ports/espressif/Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -592,6 +592,10 @@ ifneq ($(CIRCUITPY_AUDIOBUSIO),0)
CHIP_COMPONENTS += esp_driver_i2s
endif

ifneq ($(CIRCUITPY_AUDIOI2SIN),0)
CHIP_COMPONENTS += esp_driver_i2s
endif

ifneq ($(CIRCUITPY_BLEIO_NATIVE),0)
SRC_C += common-hal/_bleio/ble_events.c
endif
Expand Down
4 changes: 4 additions & 0 deletions ports/espressif/boards/adafruit_sparkle_motion/pins.c
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Expand Up @@ -46,6 +46,10 @@ static const mp_rom_map_elem_t board_module_globals_table[] = {
{ MP_ROM_QSTR(MP_QSTR_SIG4), MP_ROM_PTR(&pin_GPIO23) },
{ MP_ROM_QSTR(MP_QSTR_D23), MP_ROM_PTR(&pin_GPIO23) },

{ MP_ROM_QSTR(MP_QSTR_D25), MP_ROM_PTR(&pin_GPIO25) },
{ MP_ROM_QSTR(MP_QSTR_D26), MP_ROM_PTR(&pin_GPIO26) },
{ MP_ROM_QSTR(MP_QSTR_D33), MP_ROM_PTR(&pin_GPIO33) },

{ MP_ROM_QSTR(MP_QSTR_TX), MP_ROM_PTR(&pin_GPIO9) },
{ MP_ROM_QSTR(MP_QSTR_D9), MP_ROM_PTR(&pin_GPIO9) },

Expand Down
2 changes: 1 addition & 1 deletion ports/espressif/common-hal/audiobusio/PDMIn.c
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Expand Up @@ -40,7 +40,7 @@ void common_hal_audiobusio_pdmin_construct(audiobusio_pdmin_obj_t *self,
&& bit_depth != I2S_DATA_BIT_WIDTH_16BIT
&& bit_depth != I2S_DATA_BIT_WIDTH_24BIT
&& bit_depth != I2S_DATA_BIT_WIDTH_32BIT) {
mp_raise_ValueError(MP_ERROR_TEXT("bit_depth must be 8, 16, 24, or 32."));
mp_raise_ValueError_varg(MP_ERROR_TEXT("%q must be 8, 16, 24, or 32"), MP_QSTR_bit_depth);
}

i2s_chan_config_t chanConfig = I2S_CHANNEL_DEFAULT_CONFIG(I2S_NUM_0, I2S_ROLE_MASTER);
Expand Down
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