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author | Joey Castillo <jose.castillo@gmail.com> | 2021-08-02 16:14:47 -0400 |
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committer | Joey Castillo <jose.castillo@gmail.com> | 2021-08-02 16:14:47 -0400 |
commit | 8b92a1b44a489ad08fc1749e105ac4565d726803 (patch) | |
tree | 4790e2f8d9bf65071099ae2e93627af95e559d43 /watch-library/main.c | |
parent | 34945d78e933fc62bedcc975e88be02a0b7fcc2e (diff) | |
download | Sensor-Watch-8b92a1b44a489ad08fc1749e105ac4565d726803.tar.gz Sensor-Watch-8b92a1b44a489ad08fc1749e105ac4565d726803.tar.bz2 Sensor-Watch-8b92a1b44a489ad08fc1749e105ac4565d726803.zip |
thinking through deep sleep stuff
Diffstat (limited to 'watch-library/main.c')
-rwxr-xr-x | watch-library/main.c | 41 |
1 files changed, 25 insertions, 16 deletions
diff --git a/watch-library/main.c b/watch-library/main.c index 0d457b5f..67e47896 100755 --- a/watch-library/main.c +++ b/watch-library/main.c @@ -1,6 +1,6 @@ /* * Copyright (c) 2021, Joey Castillo - * SAML22 starter project is Copyright (c) 2014-2017, Alex Taradov <alex@taradov.com> + * UART methods are Copyright (c) 2014-2017, Alex Taradov <alex@taradov.com> * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -82,26 +82,35 @@ void uart_puts(char *s) { while (*s) uart_putc(*s++); } -//----------------------------------------------------------------------------- -static void sys_init(void) { - uart_puts("init_mcu\n"); +int main(void) { + // Temporary, for debugging. + uart_init(115200); + + // ASF code. Initialize the MCU with configuration options from Atmel Studio. init_mcu(); - uart_puts("watch_init\n"); - watch_init(); - uart_puts("app_init\n"); + + // User code. Give the app a chance to initialize its data structures and state. app_init(); -} -//----------------------------------------------------------------------------- -int main(void) { - uart_init(115200); - sys_init(); + // At this point, if the RTC peripheral is enabled, we are waking from BACKUP. + if (watch_rtc_is_enabled()) { + // User code. Give the application a chance to restore state from backup registers. + app_wake_from_deep_sleep(); + } + + // 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) { - app_loop(); - app_prepare_for_sleep(); - sleep(4); - app_wake_from_sleep(); + bool can_sleep = app_loop(); + if (can_sleep) { + app_prepare_for_sleep(); + sleep(4); + app_wake_from_sleep(); + } } return 0; |