From b8de35658ffd78ad8b22f91ccbbd3d63663afda9 Mon Sep 17 00:00:00 2001 From: Alexsander Akers Date: Tue, 25 Jan 2022 15:03:22 -0500 Subject: Sensor Watch Simulator (#35) * Put something on screen * Use the 32bit watch_date_time repr to pass from JS * Implement periodic callbacks * Clear display on enabling * Hook up watch_set_led_color() to SVG (green-only) * Make debug output full-width * Remove default Emscripten canvas * Implement sleep and button clicks * Fix time zone conversion bug in beats-time app * Clean up warnings * Fix pin levels * Set time zone to browser value (if available) * Add basic backup data saving * Silence format specifier warnings in both targets * Remove unnecessary, copied files * Use RTC pointer to clear callbacks (if available) * Use preprocessor define to avoid hardcoding MOVEMENT_NUM_FACES * Change each face to const preprocessor definition * Remove Intl.DateTimeFormat usage * Update shell.html title, header * Add touch start/end event handlers on SVG buttons * Update shell.html * Update folder structure (shared, simulator, hardware under watch-library) * Tease out shared components from watch_slcd * Clean up simulator watch_slcd.c inline JS calls * Fix missing newlines at end of file * Add simulator warnings (except format, unused-paremter) * Implement remaining watch_rtc functions * Fix button bug on mouse down then drag out * Implement remaining watch_slcd functions * Link keyboard events to buttons (for keys A, L, M) * Rewrite event handling (mouse, touch, keyboard) in C * Set explicit text UTF-8 charset in shell.html * Address PR comments * Remove unused directories from include paths --- watch-library/hardware/main.c | 85 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 85 insertions(+) create mode 100755 watch-library/hardware/main.c (limited to 'watch-library/hardware/main.c') diff --git a/watch-library/hardware/main.c b/watch-library/hardware/main.c new file mode 100755 index 00000000..1fe751ef --- /dev/null +++ b/watch-library/hardware/main.c @@ -0,0 +1,85 @@ +/* + * MIT License + * + * Copyright (c) 2021 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. + */ + +//----------------------------------------------------------------------------- +#include +#include +#include +#include +#include +#include "saml22.h" +#include "hal_init.h" +#include "pins.h" +#include "watch.h" +#include "tusb.h" + +int main(void) { + // ASF code. Initialize the MCU with configuration options from Atmel Studio. + init_mcu(); + + // check if we are plugged into USB power. + watch_enable_digital_input(VBUS_DET); + watch_enable_pull_down(VBUS_DET); + if (watch_get_pin_level(VBUS_DET)) { + // if so, enable USB functionality. + _watch_enable_usb(); + } + watch_disable_digital_input(VBUS_DET); + + // initialize the delay driver before any user code is called. + delay_driver_init(); + + // User code. Give the app a chance to initialize its data structures and state. + app_init(); + + // If the RTC is already enabled, we're either waking from BACKUP mode or a reset. + // Ideally we should check if the TAMPER or CMP0 (alarm) flags are set. + if (_watch_rtc_is_enabled()) { + // User code. Give the application a chance to restore state from backup registers. + app_wake_from_backup(); + + // disable the tamper interrupt and clear the tamper bit + hri_rtcmode0_clear_INTEN_TAMPER_bit(RTC); + hri_rtcmode0_clear_interrupt_TAMPER_bit(RTC); + } + + // Watch library code. Set initial parameters for the device and enable the RTC. + _watch_init(); + + // User code. Give the app a chance to enable and set up peripherals. + app_setup(); + + while (1) { + bool usb_enabled = hri_usbdevice_get_CTRLA_ENABLE_bit(USB); + bool can_sleep = app_loop(); + + if (can_sleep && !usb_enabled) { + app_prepare_for_standby(); + sleep(4); + app_wake_from_standby(); + } + } + + return 0; +} -- cgit v1.2.3