diff options
Diffstat (limited to 'watch-library/watch/watch_extint.c')
-rw-r--r-- | watch-library/watch/watch_extint.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/watch-library/watch/watch_extint.c b/watch-library/watch/watch_extint.c new file mode 100644 index 00000000..19f6041a --- /dev/null +++ b/watch-library/watch/watch_extint.c @@ -0,0 +1,39 @@ +/* + * MIT License + * + * Copyright (c) 2020 Joey Castillo + * + * 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. + */ + + void watch_enable_buttons() { + EXTERNAL_IRQ_0_init(); +} + +void watch_register_button_callback(const uint8_t pin, ext_irq_cb_t callback) { + if (pin == BTN_ALARM) { + gpio_set_pin_direction(BTN_ALARM, GPIO_DIRECTION_IN); + gpio_set_pin_pull_mode(BTN_ALARM, GPIO_PULL_DOWN); + gpio_set_pin_function(BTN_ALARM, PINMUX_PA02G_RTC_IN2); + btn_alarm_callback = callback; + _extwake_register_callback(&CALENDAR_0.device, extwake_callback); + } else { + ext_irq_register(pin, callback); + } +} |