From 8b92a1b44a489ad08fc1749e105ac4565d726803 Mon Sep 17 00:00:00 2001 From: Joey Castillo Date: Mon, 2 Aug 2021 16:14:47 -0400 Subject: thinking through deep sleep stuff --- watch-library/watch/watch.c | 40 ++++++++++++----- watch-library/watch/watch.h | 105 +++++++++++++++++++++----------------------- 2 files changed, 79 insertions(+), 66 deletions(-) (limited to 'watch-library/watch') diff --git a/watch-library/watch/watch.c b/watch-library/watch/watch.c index 6ab093bd..82b7467c 100644 --- a/watch-library/watch/watch.c +++ b/watch-library/watch/watch.c @@ -1,15 +1,8 @@ -/* - * watch.c - * - * Created: 4/25/2021 10:22:10 AM - * Author: joeycastillo - */ - #include "watch.h" #include void watch_init() { - // use switching regulator + // Use switching regulator for lower power consumption. SUPC->VREG.bit.SEL = 1; while(!SUPC->STATUS.bit.VREGRDY); @@ -17,9 +10,8 @@ void watch_init() { CALENDAR_0_init(); calendar_enable(&CALENDAR_0); - // TODO: use performance level 0? -// _set_performance_level(0); -// hri_pm_write_PLCFG_PLDIS_bit(PM, true); + // Not sure if this belongs in every app -- is there a power impact? + delay_driver_init(); } static const uint8_t Character_Set[] = @@ -258,6 +250,10 @@ void watch_set_led_off() { } } +bool watch_rtc_is_enabled() { + return RTC->MODE0.CTRLA.bit.ENABLE; +} + void watch_set_date_time(struct calendar_date_time date_time) { calendar_set_date(&CALENDAR_0, &date_time.date); calendar_set_time(&CALENDAR_0, &date_time.time); @@ -314,7 +310,7 @@ void watch_enable_pull_down(const uint8_t pin) { gpio_set_pin_pull_mode(pin, GPIO_PULL_DOWN); } -bool watch_get_pin_level(const uint8_t pin, const bool level) { +bool watch_get_pin_level(const uint8_t pin) { return gpio_get_pin_level(pin); } @@ -348,3 +344,23 @@ void watch_i2c_receive(int16_t addr, uint8_t *buf, uint16_t length) { i2c_m_sync_set_slaveaddr(&I2C_0, addr, I2C_M_SEVEN); io_read(I2C_0_io, buf, length); } + +void watch_store_backup_data(uint32_t data, uint8_t reg) { + if (reg < 8) { + RTC->MODE0.BKUP[reg].reg = data; + } +} + +uint32_t watch_get_backup_data(uint8_t reg) { + if (reg < 8) { + return RTC->MODE0.BKUP[reg].reg; + } + + return 0; +} + +void watch_enter_deep_sleep(){ + // Not yet implemented. + // TODO: enable tamper interrupt on ALARM pin. + // sleep(5); +} diff --git a/watch-library/watch/watch.h b/watch-library/watch/watch.h index 0a8f8a38..ece87eed 100644 --- a/watch-library/watch/watch.h +++ b/watch-library/watch/watch.h @@ -1,55 +1,52 @@ -/* - * Watch.h - * - * Created: 4/25/2021 8:29:16 AM - * Author: joeycastillo - */ - - -#ifndef WATCH_H_ -#define WATCH_H_ -#include -#include "driver_init.h" -#include "hpl_calendar.h" -#include "hal_ext_irq.h" - -void watch_init(); - -void watch_enable_display(); -void watch_display_pixel(uint8_t com, uint8_t seg); -void watch_display_string(char *string, uint8_t position); - -void watch_enable_led(bool pwm); -void watch_disable_led(bool pwm); -void watch_set_led_color(uint16_t red, uint16_t green); -void watch_set_led_red(); -void watch_set_led_green(); -void watch_set_led_yellow(); -void watch_set_led_off(); - -void watch_set_date_time(struct calendar_date_time date_time); -void watch_get_date_time(struct calendar_date_time *date_time); - -void watch_enable_tick_callback(ext_irq_cb_t callback); - -void watch_enable_analog(const uint8_t pin); - -void watch_enable_buttons(); -void watch_register_button_callback(const uint32_t pin, ext_irq_cb_t callback); - -void watch_enable_digital_input(const uint8_t pin); -void watch_enable_pull_up(const uint8_t pin); -void watch_enable_pull_down(const uint8_t pin); -bool watch_get_pin_level(const uint8_t pin, const bool level); - -void watch_enable_digital_output(const uint8_t pin); -void watch_disable_digital_output(const uint8_t pin); -void watch_set_pin_level(const uint8_t pin, const bool level); - -struct io_descriptor *I2C_0_io; - -void watch_enable_i2c(); -void watch_i2c_send(int16_t addr, uint8_t *buf, uint16_t length); -void watch_i2c_receive(int16_t addr, uint8_t *buf, uint16_t length); - +#ifndef WATCH_H_ +#define WATCH_H_ +#include +#include "driver_init.h" +#include "hpl_calendar.h" +#include "hal_ext_irq.h" + +void watch_init(); + +void watch_enable_display(); +void watch_display_pixel(uint8_t com, uint8_t seg); +void watch_display_string(char *string, uint8_t position); + +void watch_enable_led(bool pwm); +void watch_disable_led(bool pwm); +void watch_set_led_color(uint16_t red, uint16_t green); +void watch_set_led_red(); +void watch_set_led_green(); +void watch_set_led_yellow(); +void watch_set_led_off(); + +bool watch_rtc_is_enabled(); +void watch_set_date_time(struct calendar_date_time date_time); +void watch_get_date_time(struct calendar_date_time *date_time); + +void watch_enable_tick_callback(ext_irq_cb_t callback); + +void watch_enable_analog(const uint8_t pin); + +void watch_enable_buttons(); +void watch_register_button_callback(const uint32_t pin, ext_irq_cb_t callback); + +void watch_enable_digital_input(const uint8_t pin); +void watch_enable_pull_up(const uint8_t pin); +void watch_enable_pull_down(const uint8_t pin); +bool watch_get_pin_level(const uint8_t pin); + +void watch_enable_digital_output(const uint8_t pin); +void watch_disable_digital_output(const uint8_t pin); +void watch_set_pin_level(const uint8_t pin, const bool level); + +struct io_descriptor *I2C_0_io; + +void watch_enable_i2c(); +void watch_i2c_send(int16_t addr, uint8_t *buf, uint16_t length); +void watch_i2c_receive(int16_t addr, uint8_t *buf, uint16_t length); + +void watch_store_backup_data(uint32_t data, uint8_t reg); +uint32_t watch_get_backup_data(uint8_t reg); +void watch_enter_deep_sleep(); + #endif /* WATCH_H_ */ \ No newline at end of file -- cgit v1.2.3