diff --git a/ports/atmel-samd/boards/pybadge/mpconfigboard.mk b/ports/atmel-samd/boards/pybadge/mpconfigboard.mk index 8828c17b27..63510b52a7 100644 --- a/ports/atmel-samd/boards/pybadge/mpconfigboard.mk +++ b/ports/atmel-samd/boards/pybadge/mpconfigboard.mk @@ -14,5 +14,7 @@ CIRCUITPY_AUDIOBUSIO = 0 # No touch on SAMD51 yet CIRCUITPY_TOUCHIO = 0 +CIRCUITPY_GAMEPADSHIFT = 1 + CHIP_VARIANT = SAMD51J19A CHIP_FAMILY = samd51 diff --git a/py/circuitpy_defns.mk b/py/circuitpy_defns.mk index 41c73430fe..be7ff0b111 100644 --- a/py/circuitpy_defns.mk +++ b/py/circuitpy_defns.mk @@ -131,6 +131,10 @@ SRC_PATTERNS += frequencyio/% endif ifeq ($(CIRCUITPY_GAMEPAD),1) SRC_PATTERNS += gamepad/% + # gamepadshift depends on gamepad + ifeq ($(CIRCUITPY_GAMEPADSHIFT),1) + SRC_PATTERNS += gamepadshift/% + endif endif ifeq ($(CIRCUITPY_I2CSLAVE),1) SRC_PATTERNS += i2cslave/% @@ -317,8 +321,9 @@ $(filter $(SRC_PATTERNS), \ fontio/BuiltinFont.c \ fontio/__init__.c \ gamepad/GamePad.c \ - gamepad/GamePadShift.c \ gamepad/__init__.c \ + gamepadshift/GamePadShift.c \ + gamepadshift/__init__.c \ os/__init__.c \ random/__init__.c \ socket/__init__.c \ diff --git a/py/circuitpy_mpconfig.h b/py/circuitpy_mpconfig.h index 441dd5badf..3952b5e063 100644 --- a/py/circuitpy_mpconfig.h +++ b/py/circuitpy_mpconfig.h @@ -322,6 +322,13 @@ extern const struct _mp_obj_module_t gamepad_module; #define GAMEPAD_MODULE #endif +#if CIRCUITPY_GAMEPADSHIFT +extern const struct _mp_obj_module_t gamepadshift_module; +#define GAMEPADSHIFT_MODULE { MP_OBJ_NEW_QSTR(MP_QSTR_gamepadshift),(mp_obj_t)&gamepadshift_module }, +#else +#define GAMEPADSHIFT_MODULE +#endif + #if CIRCUITPY_I2CSLAVE extern const struct _mp_obj_module_t i2cslave_module; #define I2CSLAVE_MODULE { MP_OBJ_NEW_QSTR(MP_QSTR_i2cslave), (mp_obj_t)&i2cslave_module }, @@ -554,6 +561,7 @@ extern const struct _mp_obj_module_t ustack_module; ERRNO_MODULE \ FREQUENCYIO_MODULE \ GAMEPAD_MODULE \ + GAMEPADSHIFT_MODULE \ I2CSLAVE_MODULE \ JSON_MODULE \ MATH_MODULE \ diff --git a/py/circuitpy_mpconfig.mk b/py/circuitpy_mpconfig.mk index 8ea72f0bfb..b436929e0a 100644 --- a/py/circuitpy_mpconfig.mk +++ b/py/circuitpy_mpconfig.mk @@ -102,6 +102,11 @@ CIRCUITPY_GAMEPAD = $(CIRCUITPY_FULL_BUILD) endif CFLAGS += -DCIRCUITPY_GAMEPAD=$(CIRCUITPY_GAMEPAD) +ifndef CIRCUITPY_GAMEPADSHIFT +CIRCUITPY_GAMEPADSHIFT = 0 +endif +CFLAGS += -DCIRCUITPY_GAMEPADSHIFT=$(CIRCUITPY_GAMEPADSHIFT) + ifndef CIRCUITPY_I2CSLAVE CIRCUITPY_I2CSLAVE = $(CIRCUITPY_FULL_BUILD) endif diff --git a/shared-bindings/gamepad/GamePad.c b/shared-bindings/gamepad/GamePad.c index 8b88471eee..c80aa7f7ce 100644 --- a/shared-bindings/gamepad/GamePad.c +++ b/shared-bindings/gamepad/GamePad.c @@ -100,7 +100,7 @@ STATIC mp_obj_t gamepad_make_new(const mp_obj_type_t *type, size_t n_args, mp_raise_TypeError(translate("argument num/types mismatch")); } for (size_t i = 0; i < n_args; ++i) { - pin_io(args[i]); + assert_digitalinout(args[i]); } gamepad_obj_t* gamepad_singleton = MP_STATE_VM(gamepad_singleton); if (!gamepad_singleton || @@ -110,7 +110,7 @@ STATIC mp_obj_t gamepad_make_new(const mp_obj_type_t *type, size_t n_args, gamepad_singleton = gc_make_long_lived(gamepad_singleton); MP_STATE_VM(gamepad_singleton) = gamepad_singleton; } - gamepad_init(gamepad_singleton, args, n_args); + common_hal_gamepad_gamepad_init(gamepad_singleton, args, n_args); return MP_OBJ_FROM_PTR(gamepad_singleton); } @@ -138,7 +138,7 @@ MP_DEFINE_CONST_FUN_OBJ_1(gamepad_get_pressed_obj, gamepad_get_pressed); //| Disable button scanning. //| STATIC mp_obj_t gamepad_deinit(mp_obj_t self_in) { - gamepad_reset(); + common_hal_gamepad_gamepad_deinit(self_in); return mp_const_none; } MP_DEFINE_CONST_FUN_OBJ_1(gamepad_deinit_obj, gamepad_deinit); diff --git a/shared-bindings/gamepad/GamePad.h b/shared-bindings/gamepad/GamePad.h index 172c95ace8..3bbad4c97b 100644 --- a/shared-bindings/gamepad/GamePad.h +++ b/shared-bindings/gamepad/GamePad.h @@ -28,6 +28,11 @@ #ifndef MICROPY_INCLUDED_SHARED_BINDINGS_GAMEPAD_GAMEPAD_H #define MICROPY_INCLUDED_SHARED_BINDINGS_GAMEPAD_GAMEPAD_H +#include "shared-module/gamepad/GamePad.h" + extern const mp_obj_type_t gamepad_type; +void common_hal_gamepad_gamepad_init(gamepad_obj_t *gamepad, const mp_obj_t pins[], size_t n_pins); +void common_hal_gamepad_gamepad_deinit(gamepad_obj_t *gamepad); + #endif // MICROPY_INCLUDED_SHARED_BINDINGS_GAMEPAD_GAMEPAD_H diff --git a/shared-bindings/gamepad/__init__.c b/shared-bindings/gamepad/__init__.c index 0806a142e3..e61f36cc26 100644 --- a/shared-bindings/gamepad/__init__.c +++ b/shared-bindings/gamepad/__init__.c @@ -26,14 +26,12 @@ #include "py/obj.h" #include "py/runtime.h" #include "py/mphal.h" -#include "GamePad.h" -#include "GamePadShift.h" -#include "shared-bindings/digitalio/DigitalInOut.h" +#include "shared-bindings/gamepad/GamePad.h" #include "shared-bindings/util.h" // Helper for validating digitalio.DigitalInOut arguments -digitalio_digitalinout_obj_t *pin_io(mp_obj_t obj) { +digitalio_digitalinout_obj_t *assert_digitalinout(mp_obj_t obj) { if (!MP_OBJ_IS_TYPE(obj, &digitalio_digitalinout_type)) { mp_raise_TypeError(translate("argument num/types mismatch")); } @@ -55,12 +53,10 @@ digitalio_digitalinout_obj_t *pin_io(mp_obj_t obj) { //| :maxdepth: 3 //| //| GamePad -//| GamePadShift //| STATIC const mp_rom_map_elem_t gamepad_module_globals_table[] = { { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_gamepad) }, { MP_OBJ_NEW_QSTR(MP_QSTR_GamePad), MP_ROM_PTR(&gamepad_type)}, - { MP_OBJ_NEW_QSTR(MP_QSTR_GamePadShift), MP_ROM_PTR(&gamepadshift_type)}, }; STATIC MP_DEFINE_CONST_DICT(gamepad_module_globals, gamepad_module_globals_table); diff --git a/shared-bindings/gamepad/__init__.h b/shared-bindings/gamepad/__init__.h index 12e38edc4b..40cf4e6de7 100644 --- a/shared-bindings/gamepad/__init__.h +++ b/shared-bindings/gamepad/__init__.h @@ -28,6 +28,8 @@ #ifndef MICROPY_INCLUDED_SHARED_BINDINGS_GAMEPAD___INIT___H #define MICROPY_INCLUDED_SHARED_BINDINGS_GAMEPAD___INIT___H -digitalio_digitalinout_obj_t *pin_io(mp_obj_t obj); +#include "shared-bindings/digitalio/DigitalInOut.h" + +digitalio_digitalinout_obj_t *assert_digitalinout(mp_obj_t obj); #endif // MICROPY_INCLUDED_SHARED_BINDINGS_GAMEPAD___INIT___H diff --git a/shared-bindings/gamepad/GamePadShift.c b/shared-bindings/gamepadshift/GamePadShift.c similarity index 83% rename from shared-bindings/gamepad/GamePadShift.c rename to shared-bindings/gamepadshift/GamePadShift.c index c24a9162a9..94b71036f8 100644 --- a/shared-bindings/gamepad/GamePadShift.c +++ b/shared-bindings/gamepadshift/GamePadShift.c @@ -28,16 +28,16 @@ #include "py/mphal.h" #include "py/gc.h" #include "py/mpstate.h" -#include "shared-module/gamepad/__init__.h" -#include "shared-module/gamepad/GamePadShift.h" +#include "shared-bindings/gamepad/__init__.h" +#include "shared-bindings/gamepadshift/GamePadShift.h" +#include "shared-bindings/gamepadshift/__init__.h" +#include "shared-module/gamepadshift/GamePadShift.h" #include "supervisor/shared/translate.h" -#include "GamePadShift.h" -#include "__init__.h" -//| .. currentmodule:: gamepad +//| .. currentmodule:: gamepadshift //| -//| :class:`GamePadShift` -- Scan buttons for presses -//| ================================================= +//| :class:`GamePadShift` -- Scan buttons for presses through a shift register +//| =========================================================================== //| //| .. class:: GamePadShift(data, clock, latch) //| @@ -50,6 +50,9 @@ //| is called, at which point the button state is cleared, and the new //| button presses start to be recorded. //| +//| Only one gamepad (`gamepad.GamePad` or `gamepadshift.GamePadShift`) +//| may be used at a time. +//| STATIC mp_obj_t gamepadshift_make_new(const mp_obj_type_t *type, size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) { @@ -63,9 +66,9 @@ STATIC mp_obj_t gamepadshift_make_new(const mp_obj_type_t *type, size_t n_args, mp_arg_parse_all(n_args, pos_args, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args); - digitalio_digitalinout_obj_t *data_pin = pin_io(args[ARG_data].u_obj); - digitalio_digitalinout_obj_t *clock_pin = pin_io(args[ARG_clock].u_obj); - digitalio_digitalinout_obj_t *latch_pin = pin_io(args[ARG_latch].u_obj); + digitalio_digitalinout_obj_t *data_pin = assert_digitalinout(args[ARG_data].u_obj); + digitalio_digitalinout_obj_t *clock_pin = assert_digitalinout(args[ARG_clock].u_obj); + digitalio_digitalinout_obj_t *latch_pin = assert_digitalinout(args[ARG_latch].u_obj); gamepadshift_obj_t* gamepad_singleton = MP_STATE_VM(gamepad_singleton); if (!gamepad_singleton || @@ -76,7 +79,7 @@ STATIC mp_obj_t gamepadshift_make_new(const mp_obj_type_t *type, size_t n_args, gamepad_singleton = gc_make_long_lived(gamepad_singleton); MP_STATE_VM(gamepad_singleton) = gamepad_singleton; } - gamepadshift_init(gamepad_singleton, data_pin, clock_pin, latch_pin); + common_hal_gamepadshift_gamepadshift_init(gamepad_singleton, data_pin, clock_pin, latch_pin); return MP_OBJ_FROM_PTR(gamepad_singleton); } @@ -103,7 +106,7 @@ MP_DEFINE_CONST_FUN_OBJ_1(gamepadshift_get_pressed_obj, gamepadshift_get_pressed //| Disable button scanning. //| STATIC mp_obj_t gamepadshift_deinit(mp_obj_t self_in) { - gamepad_reset(); + common_hal_gamepadshift_gamepadshift_deinit(self_in); return mp_const_none; } MP_DEFINE_CONST_FUN_OBJ_1(gamepadshift_deinit_obj, gamepadshift_deinit); diff --git a/shared-module/gamepad/GamePadShift.c b/shared-bindings/gamepadshift/GamePadShift.h similarity index 60% rename from shared-module/gamepad/GamePadShift.c rename to shared-bindings/gamepadshift/GamePadShift.h index 12083a86ae..2668ec83f2 100644 --- a/shared-module/gamepad/GamePadShift.c +++ b/shared-bindings/gamepadshift/GamePadShift.h @@ -24,20 +24,19 @@ * THE SOFTWARE. */ -#include "shared-bindings/digitalio/DigitalInOut.h" -#include "GamePadShift.h" +#ifndef MICROPY_INCLUDED_SHARED_BINDINGS_GAMEPADSHIFT_GAMEPADSHIFT_H +#define MICROPY_INCLUDED_SHARED_BINDINGS_GAMEPADSHIFT_GAMEPADSHIFT_H -void gamepadshift_init(gamepadshift_obj_t *gamepadshift, - digitalio_digitalinout_obj_t *data_pin, - digitalio_digitalinout_obj_t *clock_pin, - digitalio_digitalinout_obj_t *latch_pin) { - common_hal_digitalio_digitalinout_switch_to_input(data_pin, PULL_NONE); - gamepadshift->data_pin = data_pin; - common_hal_digitalio_digitalinout_switch_to_output(clock_pin, 0, - DRIVE_MODE_PUSH_PULL); - gamepadshift->clock_pin = clock_pin; - common_hal_digitalio_digitalinout_switch_to_output(latch_pin, 1, - DRIVE_MODE_PUSH_PULL); - gamepadshift->latch_pin = latch_pin; -} +#include "shared-module/gamepadshift/GamePadShift.h" + +extern const mp_obj_type_t gamepadshift_type; + +void common_hal_gamepadshift_gamepadshift_init(gamepadshift_obj_t *gamepadshift, + digitalio_digitalinout_obj_t *data_pin, + digitalio_digitalinout_obj_t *clock_pin, + digitalio_digitalinout_obj_t *latch_pin); + +void common_hal_gamepadshift_gamepadshift_deinit(gamepadshift_obj_t *gamepadshift); + +#endif // MICROPY_INCLUDED_SHARED_BINDINGS_GAMEPADSHIFT_GAMEPADSHIFT_H diff --git a/shared-bindings/gamepadshift/__init__.c b/shared-bindings/gamepadshift/__init__.c new file mode 100644 index 0000000000..2d36677260 --- /dev/null +++ b/shared-bindings/gamepadshift/__init__.c @@ -0,0 +1,54 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2016 Radomir Dopieralski for Adafruit Industries + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ +#include "py/obj.h" +#include "py/runtime.h" +#include "py/mphal.h" +#include "shared-bindings/gamepadshift/GamePadShift.h" +#include "shared-bindings/digitalio/DigitalInOut.h" +#include "shared-bindings/util.h" + +//| :mod:`gamepadshift` --- Tracks button presses read through a shift register +//| =========================================================================== +//| +//| .. module:: gamepadshift +//| :synopsis: Tracks button presses read through a shift register +//| :platform: SAMD21, SAMD51 +//| +//| .. toctree:: +//| :maxdepth: 3 +//| +//| GamePadShift +//| +STATIC const mp_rom_map_elem_t gamepadshift_module_globals_table[] = { + { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_gamepadshift) }, + { MP_OBJ_NEW_QSTR(MP_QSTR_GamePadShift), MP_ROM_PTR(&gamepadshift_type)}, +}; +STATIC MP_DEFINE_CONST_DICT(gamepadshift_module_globals, gamepadshift_module_globals_table); + +const mp_obj_module_t gamepadshift_module = { + .base = { &mp_type_module }, + .globals = (mp_obj_dict_t*)&gamepadshift_module_globals, +}; diff --git a/shared-bindings/gamepad/GamePadShift.h b/shared-bindings/gamepadshift/__init__.h similarity index 83% rename from shared-bindings/gamepad/GamePadShift.h rename to shared-bindings/gamepadshift/__init__.h index 68c8de876e..4b4be756a6 100644 --- a/shared-bindings/gamepad/GamePadShift.h +++ b/shared-bindings/gamepadshift/__init__.h @@ -25,9 +25,7 @@ */ -#ifndef MICROPY_INCLUDED_SHARED_BINDINGS_GAMEPAD_GAMEPADSHIFT_H -#define MICROPY_INCLUDED_SHARED_BINDINGS_GAMEPAD_GAMEPADSHIFT_H +#ifndef MICROPY_INCLUDED_SHARED_BINDINGS_GAMEPADSHIFT___INIT___H +#define MICROPY_INCLUDED_SHARED_BINDINGS_GAMEPADSHIFT___INIT___H -extern const mp_obj_type_t gamepadshift_type; - -#endif // MICROPY_INCLUDED_SHARED_BINDINGS_GAMEPAD_GAMEPADSHIFT_H +#endif // MICROPY_INCLUDED_SHARED_BINDINGS_GAMEPADSHIFT___INIT___H diff --git a/shared-module/gamepad/GamePad.c b/shared-module/gamepad/GamePad.c index 23addb3976..b3e3fabf60 100644 --- a/shared-module/gamepad/GamePad.c +++ b/shared-module/gamepad/GamePad.c @@ -24,10 +24,11 @@ * THE SOFTWARE. */ +#include "py/mpstate.h" #include "shared-bindings/digitalio/DigitalInOut.h" -#include "GamePad.h" +#include "shared-bindings/gamepad/GamePad.h" -void gamepad_init(gamepad_obj_t *gamepad, +void common_hal_gamepad_gamepad_init(gamepad_obj_t *gamepad, const mp_obj_t pins[], size_t n_pins) { for (size_t i = 0; i < 8; ++i) { gamepad->pins[i] = NULL; @@ -49,3 +50,7 @@ void gamepad_init(gamepad_obj_t *gamepad, gamepad->pins[i] = pin; } } + +void common_hal_gamepad_gamepad_deinit(gamepad_obj_t *self) { + MP_STATE_VM(gamepad_singleton) = NULL; +} diff --git a/shared-module/gamepad/GamePad.h b/shared-module/gamepad/GamePad.h index dc8a7e87a9..e8bfd9c6b1 100644 --- a/shared-module/gamepad/GamePad.h +++ b/shared-module/gamepad/GamePad.h @@ -36,10 +36,7 @@ typedef struct { digitalio_digitalinout_obj_t* pins[8]; volatile uint8_t pressed; uint8_t pulls; + volatile uint8_t last; } gamepad_obj_t; - -void gamepad_init(gamepad_obj_t *gamepad, - const mp_obj_t pins[], size_t n_pins); - #endif // MICROPY_INCLUDED_GAMEPAD_GAMEPAD_H diff --git a/shared-module/gamepad/__init__.c b/shared-module/gamepad/__init__.c index f92042d4bf..8a4f4eae9f 100644 --- a/shared-module/gamepad/__init__.c +++ b/shared-module/gamepad/__init__.c @@ -27,17 +27,17 @@ #include #include "py/mpstate.h" -#include "__init__.h" -#include "GamePad.h" -#include "GamePadShift.h" +#include "shared-bindings/gamepad/__init__.h" #include "shared-bindings/gamepad/GamePad.h" -#include "shared-bindings/gamepad/GamePadShift.h" + +#if CIRCUITPY_GAMEPADSHIFT +#include "shared-bindings/gamepadshift/GamePadShift.h" +#endif #include "shared-bindings/digitalio/DigitalInOut.h" void gamepad_tick(void) { - static uint8_t last = 0; uint8_t current = 0; uint8_t bit = 1; @@ -59,24 +59,15 @@ void gamepad_tick(void) { bit <<= 1; } current ^= self->pulls; - self->pressed |= last & current; - } else if (MP_OBJ_IS_TYPE(MP_OBJ_FROM_PTR(singleton), &gamepadshift_type)) { - // buttons connected to a shift register - gamepadshift_obj_t *self = singleton; - - common_hal_digitalio_digitalinout_set_value(self->latch_pin, 1); - for (int i = 0; i < 8; ++i) { - common_hal_digitalio_digitalinout_set_value(self->clock_pin, 0); - if (common_hal_digitalio_digitalinout_get_value(self->data_pin)) { - current |= bit; - } - common_hal_digitalio_digitalinout_set_value(self->clock_pin, 1); - bit <<= 1; - } - common_hal_digitalio_digitalinout_set_value(self->latch_pin, 0); - self->pressed |= last & current; + self->pressed |= self->last & current; + self->last = current; } - last = current; + #if CIRCUITPY_GAMEPADSHIFT + else if (MP_OBJ_IS_TYPE(MP_OBJ_FROM_PTR(singleton), &gamepadshift_type)) { + // buttons connected to a shift register + gamepadshift_tick(singleton); + } + #endif } void gamepad_reset(void) { diff --git a/shared-module/gamepadshift/GamePadShift.c b/shared-module/gamepadshift/GamePadShift.c new file mode 100644 index 0000000000..1dadfb9b22 --- /dev/null +++ b/shared-module/gamepadshift/GamePadShift.c @@ -0,0 +1,64 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2016 Radomir Dopieralski for Adafruit Industries + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#include "py/mpstate.h" +#include "shared-bindings/digitalio/DigitalInOut.h" +#include "shared-module/gamepadshift/GamePadShift.h" + +void common_hal_gamepadshift_gamepadshift_init(gamepadshift_obj_t *gamepadshift, + digitalio_digitalinout_obj_t *data_pin, + digitalio_digitalinout_obj_t *clock_pin, + digitalio_digitalinout_obj_t *latch_pin) { + common_hal_digitalio_digitalinout_switch_to_input(data_pin, PULL_NONE); + gamepadshift->data_pin = data_pin; + common_hal_digitalio_digitalinout_switch_to_output(clock_pin, 0, + DRIVE_MODE_PUSH_PULL); + gamepadshift->clock_pin = clock_pin; + common_hal_digitalio_digitalinout_switch_to_output(latch_pin, 1, + DRIVE_MODE_PUSH_PULL); + gamepadshift->latch_pin = latch_pin; +} + +void common_hal_gamepadshift_gamepadshift_deinit(gamepadshift_obj_t *gamepadshift) { + MP_STATE_VM(gamepad_singleton) = NULL; +} + +void gamepadshift_tick(gamepadshift_obj_t *self) { + uint8_t current = 0; + uint8_t bit = 1; + common_hal_digitalio_digitalinout_set_value(self->latch_pin, 1); + for (int i = 0; i < 8; ++i) { + common_hal_digitalio_digitalinout_set_value(self->clock_pin, 0); + if (common_hal_digitalio_digitalinout_get_value(self->data_pin)) { + current |= bit; + } + common_hal_digitalio_digitalinout_set_value(self->clock_pin, 1); + bit <<= 1; + } + common_hal_digitalio_digitalinout_set_value(self->latch_pin, 0); + self->pressed |= self->last & current; + self->last = current; +} diff --git a/shared-module/gamepad/GamePadShift.h b/shared-module/gamepadshift/GamePadShift.h similarity index 79% rename from shared-module/gamepad/GamePadShift.h rename to shared-module/gamepadshift/GamePadShift.h index 05235f3189..ccbf5ca06d 100644 --- a/shared-module/gamepad/GamePadShift.h +++ b/shared-module/gamepadshift/GamePadShift.h @@ -24,8 +24,8 @@ * THE SOFTWARE. */ -#ifndef MICROPY_INCLUDED_GAMEPAD_GAMEPADSHIFT_H -#define MICROPY_INCLUDED_GAMEPAD_GAMEPADSHIFT_H +#ifndef MICROPY_INCLUDED_GAMEPADSHIFT_GAMEPADSHIFT_H +#define MICROPY_INCLUDED_GAMEPADSHIFT_GAMEPADSHIFT_H #include @@ -37,12 +37,9 @@ typedef struct { digitalio_digitalinout_obj_t* clock_pin; digitalio_digitalinout_obj_t* latch_pin; volatile uint8_t pressed; + volatile uint8_t last; } gamepadshift_obj_t; +void gamepadshift_tick(gamepadshift_obj_t *self); -void gamepadshift_init(gamepadshift_obj_t *gamepadshift, - digitalio_digitalinout_obj_t *data_pin, - digitalio_digitalinout_obj_t *clock_pin, - digitalio_digitalinout_obj_t *latch_pin); - -#endif // MICROPY_INCLUDED_GAMEPAD_GAMEPADSHIFT_H +#endif // MICROPY_INCLUDED_GAMEPADSHIFT_GAMEPADSHIFT_H diff --git a/shared-module/gamepadshift/__init__.c b/shared-module/gamepadshift/__init__.c new file mode 100644 index 0000000000..c3bb83e340 --- /dev/null +++ b/shared-module/gamepadshift/__init__.c @@ -0,0 +1,27 @@ +/* + * This file is part of the MicroPython project, http://micropython.org/ + * + * The MIT License (MIT) + * + * Copyright (c) 2019 Scott Shawcroft + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +// Nothing now.