// *************************************************************************************************
// @fn process_requests
// @brief Process requested actions outside ISR context.
// @param none
// @return none
// *************************************************************************************************
void process_requests(void)
{
// Do temperature measurement
if (request.flag.temperature_measurement) temperature_measurement(FILTER_ON);
// Do pressure measurement
#ifdef CONFIG_ALTITUDE
if (request.flag.altitude_measurement) do_altitude_measurement(FILTER_ON);
#endif
#ifdef FEATURE_PROVIDE_ACCEL
// Do acceleration measurement
if (request.flag.acceleration_measurement) do_acceleration_measurement();
#endif
// Do voltage measurement
if (request.flag.voltage_measurement) battery_measurement();
// Generate alarm (two signals every second)
if (request.flag.buzzer) start_buzzer(2, BUZZER_ON_TICKS, BUZZER_OFF_TICKS);
#ifdef CONFIG_STRENGTH
if (request.flag.strength_buzzer && strength_data.num_beeps != 0)
{
start_buzzer(strength_data.num_beeps,
STRENGTH_BUZZER_ON_TICKS,
STRENGTH_BUZZER_OFF_TICKS);
strength_data.num_beeps = 0;
}
#endif
// Reset request flag
request.all_flags = 0;
}
// *************************************************************************************************
// @fn process_requests
// @brief Process requested actions outside ISR context.
// @param none
// @return none
// *************************************************************************************************
void process_requests(void)
{
#ifdef ECO_DISPLAY
// Change display freq when needed
if (request.flag.eco_display) eco_display();
#endif
// Do temperature measurement
if (request.flag.temperature_measurement) temperature_measurement(FILTER_ON);
// Do pressure measurement
#ifdef CONFIG_ALTITUDE
if (request.flag.altitude_measurement) do_altitude_measurement(FILTER_ON);
#endif
#ifdef CONFIG_ALTI_ACCUMULATOR
if (request.flag.altitude_accumulator) altitude_accumulator_periodic();
#endif
#ifdef FEATURE_PROVIDE_ACCEL
// Do acceleration measurement
if (request.flag.acceleration_measurement) do_acceleration_measurement();
#endif
#ifdef CONFIG_BATTERY
// Do voltage measurement
if (request.flag.voltage_measurement) battery_measurement();
#endif
#ifdef CONFIG_ALARM
// Generate alarm (two signals every second)
if (request.flag.alarm_buzzer) start_buzzer(2, BUZZER_ON_TICKS, BUZZER_OFF_TICKS);
#endif
#ifdef CONFIG_EGGTIMER
// Generate alarm (two signals every second)
if (request.flag.eggtimer_buzzer) start_buzzer(2, BUZZER_ON_TICKS, BUZZER_OFF_TICKS);
#endif
#ifdef CONFIG_STRENGTH
if (request.flag.strength_buzzer && strength_data.num_beeps != 0)
{
start_buzzer(strength_data.num_beeps,
STRENGTH_BUZZER_ON_TICKS,
STRENGTH_BUZZER_OFF_TICKS);
strength_data.num_beeps = 0;
}
#endif
// Reset request flag
request.all_flags = 0;
}
// *************************************************************************************************
// @fn process_requests
// @brief Process requested actions outside ISR context.
// @param none
// @return none
// *************************************************************************************************
void process_requests(void)
{
// Do temperature measurement
if (request.flag.temperature_measurement)
temperature_measurement(FILTER_ON);
// Do pressure measurement
if (request.flag.altitude_measurement)
do_altitude_measurement(FILTER_ON);
// Do acceleration measurement
if (request.flag.acceleration_measurement)
do_acceleration_measurement();
// Do voltage measurement
if (request.flag.voltage_measurement)
battery_measurement();
// Generate alarm (two signals every second)
if (request.flag.buzzer)
start_buzzer(2, BUZZER_ON_TICKS, BUZZER_OFF_TICKS);
// Reset request flag
request.all_flags = 0;
}
void ther_buzzer_playing_music(void)
{
struct ther_buzzer *b = &buzzer;
unsigned char tone;
if (b->cur_step == 0) {
print(LOG_DBG, MODULE "why cur step is %d ??\n", b->cur_step);
}
b->cur_step++;
if (b->cur_step == STEP_END) {
print(LOG_DBG, MODULE "end music %d\n", b->music);
stop_buzzer();
b->cur_step = 0;
return;
}
if (b->cur_step % 2) {
tone = musics[b->music][TONE_OFFSET];
start_buzzer(tone);
} else {
stop_buzzer();
}
osal_start_timerEx(b->task_id, TH_BUZZER_EVT, musics[b->music][b->cur_step]);
}
// Plays current winner tone and decrements it for a higher note next
void next_winner_tone() {
uint8_t tone = winner_tone;
if (tone > 70) {
start_buzzer(tone * (F_CPU / 1000000), 6, &next_winner_tone);
winner_tone = tone - 1;
} else {
stop_buzzer();
}
}
// *************************************************************************************************
// @fn CW_Send_Char
// @brief Send (via the buzzer) an alphanumeric character ("letter")
// @param letter character to send, in range 39 (''') to 90 ('Z'), inclusive
// @return none
// *************************************************************************************************
void CW_Send_Char(u8 letter)
{
if ((letter >= 39) && (letter <= 90)) { // In range
letter = CW_Char[letter - 39]; // Get first "letter"
//gibbons TODO: check if '=' operator or memcpy(...) is more appropriate
}
else if (letter == ' ') { // Send space (inter-word pause)
Timer0_A4_Delay(CONV_MS_TO_TICKS(CW_WORD_PAUSE * CW_DOT_LENGTH));
return;
}
else { // Invalid character
return;
}
int i = 0x80; // Mask bit, starting at 0x80 = 1000 0000b
while (i > letter) i >>= 1; // Find start bit
i >>= 1; // Needed to skip over start bit, otherwise all letters start with an extra DASH!
while (i > 0) {
if (i & letter) { // Send dash (and pause after it)
start_buzzer(1, CONV_MS_TO_TICKS(3*CW_DOT_LENGTH), CONV_MS_TO_TICKS(CW_SIGNAL_PAUSE * CW_DOT_LENGTH));
}
else { // Send dot (and pause after it)
start_buzzer(1, CONV_MS_TO_TICKS(CW_DOT_LENGTH), CONV_MS_TO_TICKS(CW_SIGNAL_PAUSE * CW_DOT_LENGTH));
}
i >>= 1; // Move mask bit to the right one
// Wait until finished buzzing
while (is_buzzer()) {
Timer0_A4_Delay(CONV_MS_TO_TICKS(2*CW_DOT_LENGTH)); // Go into LPM3
}
}
// Now send inter-letter pause (space between successive letters)
Timer0_A4_Delay(CONV_MS_TO_TICKS(CW_LETTER_PAUSE * CW_DOT_LENGTH));
// Clean up display
display.flag.full_update = 1;
}
void ther_buzzer_start_music(unsigned char music)
{
struct ther_buzzer *b = &buzzer;
unsigned char tone;
if (b->cur_step != 0)
return;
print(LOG_DBG, MODULE "start music %d\n", music);
b->music = music;
b->cur_step = STEP_START;
tone = musics[b->music][TONE_OFFSET];
start_buzzer(tone);
osal_start_timerEx(b->task_id, TH_BUZZER_EVT, musics[b->music][b->cur_step]);
}
//Beep Function
//Controls periodic beep
void f_beep(void)
{
extern unsigned volatile flash;
extern unsigned volatile flash_counter;
if ((flash_counter / 4) == 1)
{
start_buzzer(1, BUZZER_ON_TICKS, BUZZER_OFF_TICKS);
if (flash == 1)
{
flash = 0;
display_symbol(LCD_ICON_ALARM, SEG_OFF);
}
else
{
flash = 1;
display_symbol(LCD_ICON_ALARM, SEG_ON);
}
}
}
__interrupt void PORT2_ISR(void)
{
// Clear flags
u8 int_flag, int_enable;
u8 buzzer = 0;
u8 simpliciti_button_event = 0;
static u8 simpliciti_button_repeat = 0;
// Remember interrupt enable bits
int_enable = BUTTONS_IE;
if ((!button.flag.star_long) && (!button.flag.num_long))
{
// Clear button flags
button.all_flags = 0;
// Store valid button interrupt flag
int_flag = BUTTONS_IFG & int_enable;
// ---------------------------------------------------
// While SimpliciTI stack is active, buttons behave differently:
// - Store button events in SimpliciTI packet data
// - Exit SimpliciTI when button DOWN was pressed
if (is_rf())
{
// Erase previous button press after a number of resends (increase number if link
// quality is low)
// This will create a series of packets containing the same button press
// Necessary because we have no acknowledge
// Filtering (edge detection) will be done by receiver software
if (simpliciti_button_repeat++ > 6)
{
simpliciti_data[0] &= ~0xF0;
simpliciti_button_repeat = 0;
}
if ((int_flag & BUTTON_STAR_PIN) == BUTTON_STAR_PIN)
{
simpliciti_data[0] |= SIMPLICITI_BUTTON_STAR;
simpliciti_button_event = 1;
}
else if ((int_flag & BUTTON_NUM_PIN) == BUTTON_NUM_PIN)
{
simpliciti_data[0] |= SIMPLICITI_BUTTON_NUM;
simpliciti_button_event = 1;
}
else if ((int_flag & BUTTON_UP_PIN) == BUTTON_UP_PIN)
{
simpliciti_data[0] |= SIMPLICITI_BUTTON_UP;
simpliciti_button_event = 1;
}
else if ((int_flag & BUTTON_DOWN_PIN) == BUTTON_DOWN_PIN)
{
simpliciti_flag |= SIMPLICITI_TRIGGER_STOP;
}
// Trigger packet sending inside SimpliciTI stack
if (simpliciti_button_event)
simpliciti_flag |= SIMPLICITI_TRIGGER_SEND_DATA;
}
else // Normal operation
{
// Debounce buttons
if ((int_flag & ALL_BUTTONS) != 0)
{
// Disable PORT2 IRQ
__disable_interrupt();
BUTTONS_IE = 0x00;
__enable_interrupt();
// Debounce delay 1
Timer0_A4_Delay(CONV_MS_TO_TICKS(BUTTONS_DEBOUNCE_TIME_IN));
// Reset inactivity detection
sTime.last_activity = sTime.system_time;
}
// ---------------------------------------------------
// STAR button IRQ
if (IRQ_TRIGGERED(int_flag, BUTTON_STAR_PIN))
{
// Filter bouncing noise
if (BUTTON_STAR_IS_PRESSED)
{
button.flag.star = 1;
button.flag.star_not_long = 0;
// Generate button click
buzzer = 1;
}
else if ((BUTTONS_IES & BUTTON_STAR_PIN) == BUTTON_STAR_PIN)
{
button.flag.star = 1;
button.flag.star_not_long = 0;
BUTTONS_IES &= ~BUTTON_STAR_PIN;
}
}
// ---------------------------------------------------
// NUM button IRQ
else if (IRQ_TRIGGERED(int_flag, BUTTON_NUM_PIN))
{
// Filter bouncing noise
if (BUTTON_NUM_IS_PRESSED)
{
button.flag.num = 1;
button.flag.num_not_long = 0;
// Generate button click
buzzer = 1;
}
else if ((BUTTONS_IES & BUTTON_NUM_PIN) == BUTTON_NUM_PIN)
{
button.flag.num = 1;
button.flag.num_not_long = 0;
BUTTONS_IES &= ~BUTTON_NUM_PIN;
}
}
// ---------------------------------------------------
// UP button IRQ
else if (IRQ_TRIGGERED(int_flag, BUTTON_UP_PIN))
{
// Filter bouncing noise
if (BUTTON_UP_IS_PRESSED)
{
button.flag.up = 1;
// Generate button click
buzzer = 1;
}
}
// ---------------------------------------------------
// DOWN button IRQ
else if (IRQ_TRIGGERED(int_flag, BUTTON_DOWN_PIN))
{
// Filter bouncing noise
if (BUTTON_DOWN_IS_PRESSED)
{
button.flag.down = 1;
// Generate button click
buzzer = 1;
// Faster reaction for stopwatch stop button press
if (is_stopwatch() && !sys.flag.lock_buttons)
{
stop_stopwatch();
button.flag.down = 0;
}
}
}
// ---------------------------------------------------
// B/L button IRQ
else if (IRQ_TRIGGERED(int_flag, BUTTON_BACKLIGHT_PIN))
{
// Filter bouncing noise
if (BUTTON_BACKLIGHT_IS_PRESSED)
{
sButton.backlight_status = 1;
sButton.backlight_timeout = 0;
P2OUT |= BUTTON_BACKLIGHT_PIN;
P2DIR |= BUTTON_BACKLIGHT_PIN;
}
}
}
// Trying to lock/unlock buttons?
if (button.flag.num && button.flag.down)
{
// No buzzer output
buzzer = 0;
button.all_flags = 0;
}
// Generate button click when button was activated
if (buzzer)
{
// Any button event stops active alarm
if (sAlarm.state == ALARM_ON)
{
stop_alarm();
button.all_flags = 0;
}
else if (!sys.flag.up_down_repeat_enabled)
{
start_buzzer(1, CONV_MS_TO_TICKS(20), CONV_MS_TO_TICKS(150));
}
// Debounce delay 2
Timer0_A4_Delay(CONV_MS_TO_TICKS(BUTTONS_DEBOUNCE_TIME_OUT));
}
// ---------------------------------------------------
// Acceleration sensor IRQ
if (IRQ_TRIGGERED(int_flag, AS_INT_PIN))
{
// Get data from sensor
request.flag.acceleration_measurement = 1;
}
// ---------------------------------------------------
// Pressure sensor IRQ
if (IRQ_TRIGGERED(int_flag, PS_INT_PIN))
{
// Get data from sensor
request.flag.altitude_measurement = 1;
}
// ---------------------------------------------------
// Safe long button event detection
if (button.flag.star || button.flag.num)
{
// Additional debounce delay to enable safe high detection - 50ms
Timer0_A4_Delay(CONV_MS_TO_TICKS(BUTTONS_DEBOUNCE_TIME_LEFT));
// Check if this button event is short enough
if (BUTTON_STAR_IS_PRESSED)
{
// Change interrupt edge to detect button release
BUTTONS_IES |= BUTTON_STAR_PIN;
button.flag.star = 0;
// This flag is used to detect if the user released the button before the
// time for a long button press (3s)
button.flag.star_not_long = 1;
}
if (BUTTON_NUM_IS_PRESSED)
{
// Change interrupt edge to detect button release
BUTTONS_IES |= BUTTON_NUM_PIN;
button.flag.num = 0;
// This flag is used to detect if the user released the button before the
// time for a long button press (3s)
button.flag.num_not_long = 1;
}
}
}
// Reenable PORT2 IRQ
__disable_interrupt();
BUTTONS_IFG = 0x00;
BUTTONS_IE = int_enable;
__enable_interrupt();
// Exit from LPM3/LPM4 on RETI
__bic_SR_register_on_exit(LPM4_bits);
}
__interrupt void RTC_A_ISR(void)
#endif
{
sTime.second++;
if (sTime.second == 60) sTime.second = 0;
static u8 button_lock_counter = 0; //gibbons TODO: need to put these just in the 1-sec interrupt section?
static u8 button_beep_counter = 0;
#ifdef CONFIG_CW
u8 CW_Message[] = "NOON\0";
#endif
switch (RTCIV) {
case RTC_RT0PSIFG: // Interval timer (16384Hz - 128Hz interrupts (binary powers) )
// gibbons TODO: put stopwatch 1/100 sec interrupt here?
break;
case RTC_RT1PSIFG: // Interval timer (64Hz - 0.5Hz interrupts (binary powers) )
break;
case RTC_RTCRDYIFG: // RTC registers ready and safe to read (Use this for 1-sec update)
// Add 1 second to stored (global) time, update sTime.drawFlag appropriately
clock_tick();
// Set clock update flag
display.flag.update_time = 1;
// While SimpliciTI stack operates or BlueRobin searches, freeze system state
//pfs
#ifdef ELIMINATE_BLUEROBIN
if (is_rf())
#else
if (is_rf() || is_bluerobin_searching())
#endif
{
// SimpliciTI automatic timeout
if (sRFsmpl.timeout == 0)
{
simpliciti_flag |= SIMPLICITI_TRIGGER_STOP;
}
else
{
sRFsmpl.timeout--;
}
// Exit from LPM3 on RETI
_BIC_SR_IRQ(LPM3_bits);
return;
}
// -------------------------------------------------------------------
// Service modules that require 1/min processing
if (sTime.drawFlag >= 2)
{
// Measure battery voltage to keep track of remaining battery life
request.flag.voltage_measurement = 1;
// Check if alarm needs to be turned on
//check_alarm(); //gibbons TODO: remove
}
// -------------------------------------------------------------------
// Service active modules that require 1/s processing
#ifdef CONFIG_EGGTIMER
if (sEggtimer.state == EGGTIMER_RUN) {
eggtimer_tick(); // Subtract 1 second from eggtimer's count
}
if (sEggtimer.state == EGGTIMER_ALARM) { // no "else if" intentional
// Decrement alarm duration counter
if (sEggtimer.duration-- > 0)
{
request.flag.eggtimer_buzzer = 1;
}
else
{
stop_eggtimer_alarm(); // Set state to Stop and reset duration
}
}
#endif
// Generate alarm signal
if (sAlarm.state == ALARM_ON)
{
// Decrement alarm duration counter
if (sAlarm.duration-- > 0)
{
request.flag.alarm_buzzer = 1;
}
else
{
stop_alarm();
}
}
#ifdef CONFIG_PROUT
if (is_prout()) prout_tick();
#endif
#ifdef CONFIG_VARIO
if(is_vario()) vario_tick();
#endif
#ifdef CONFIG_STRENGTH
// One more second gone by.
if(is_strength())
{
strength_tick();
}
#endif
// Do a temperature measurement each second while menu item is active
if (is_temp_measurement()) request.flag.temperature_measurement = 1;
// Do a pressure measurement each second while menu item is active
#ifdef CONFIG_ALTITUDE
if (is_altitude_measurement())
{
// Countdown altitude measurement timeout while menu item is active
sAlt.timeout--;
// Stop measurement when timeout has elapsed
if (sAlt.timeout == 0)
{
stop_altitude_measurement();
// Show ---- m/ft
display_chars(LCD_SEG_L1_3_0, (u8*)"----", SEG_ON);
// Clear up/down arrow
display_symbol(LCD_SYMB_ARROW_UP, SEG_OFF);
display_symbol(LCD_SYMB_ARROW_DOWN, SEG_OFF);
}
// In case we missed the IRQ due to debouncing, get data now
if ((PS_INT_IN & PS_INT_PIN) == PS_INT_PIN) request.flag.altitude_measurement = 1;
}
#endif
#ifdef FEATURE_PROVIDE_ACCEL
// Count down timeout
if (is_acceleration_measurement())
{
// Countdown acceleration measurement timeout
sAccel.timeout--;
// Stop measurement when timeout has elapsed
if (sAccel.timeout == 0) as_stop();
// If DRDY is (still) high, request data again
if ((AS_INT_IN & AS_INT_PIN) == AS_INT_PIN) request.flag.acceleration_measurement = 1;
}
#endif
//pfs
#ifndef ELIMINATE_BLUEROBIN
// If BlueRobin transmitter is connected, get data from API
if (is_bluerobin()) get_bluerobin_data();
#endif
// If battery is low, decrement display counter
if (sys.flag.low_battery)
{
if (sBatt.lobatt_display-- == 0)
{
message.flag.prepare = 1;
message.flag.type_lobatt = 1;
sBatt.lobatt_display = BATTERY_LOW_MESSAGE_CYCLE;
}
}
// If a message has to be displayed, set display flag
if (message.all_flags)
{
if (message.flag.prepare)
{
message.flag.prepare = 0;
message.flag.show = 1;
}
else if (message.flag.erase) // message cycle is over, so erase it
{
message.flag.erase = 0;
message.flag.block_line1 = 0;
message.flag.block_line2 = 0;
display.flag.full_update = 1;
}
}
// -------------------------------------------------------------------
// Check idle timeout, set timeout flag
if (sys.flag.idle_timeout_enabled)
{
if (sTime.last_activity > 0) {
if (--sTime.last_activity == 0) sys.flag.idle_timeout = 1; //setFlag(sysFlag_g, SYS_TIMEOUT_IDLE);
}
}
// -------------------------------------------------------------------
// Detect continuous button high states
if (BUTTON_STAR_IS_PRESSED && BUTTON_UP_IS_PRESSED)
{
if (button_beep_counter++ > LEFT_BUTTON_LONG_TIME)
{
// Toggle no_beep buttons flag
sys.flag.no_beep = ~sys.flag.no_beep;
// Show "beep / nobeep" message synchronously with next second tick
message.flag.prepare = 1;
if (sys.flag.no_beep) message.flag.type_no_beep_on = 1;
else message.flag.type_no_beep_off = 1;
// Reset button beep counter
button_beep_counter = 0;
}
} else if (BUTTON_NUM_IS_PRESSED && BUTTON_DOWN_IS_PRESSED) // Trying to lock/unlock buttons?
{
if (button_lock_counter++ > LEFT_BUTTON_LONG_TIME)
{
// Toggle lock / unlock buttons flag
sys.flag.lock_buttons = ~sys.flag.lock_buttons;
// Show "buttons are locked/unlocked" message synchronously with next second tick
message.flag.prepare = 1;
if (sys.flag.lock_buttons) message.flag.type_locked = 1;
else message.flag.type_unlocked = 1;
// Reset button lock counter
button_lock_counter = 0;
}
}
else // Trying to create a long button press?
{
// Reset button lock counter
button_lock_counter = 0;
if (BUTTON_STAR_IS_PRESSED)
{
sButton.star_timeout++;
// Check if button was held low for some seconds
if (sButton.star_timeout > LEFT_BUTTON_LONG_TIME)
{
button.flag.star_long = 1;
sButton.star_timeout = 0;
}
}
else
{
sButton.star_timeout = 0;
}
if (BUTTON_NUM_IS_PRESSED)
{
sButton.num_timeout++;
// Check if button was held low for some seconds
if (sButton.num_timeout > LEFT_BUTTON_LONG_TIME)
{
button.flag.num_long = 1;
sButton.num_timeout = 0;
}
}
else
{
sButton.num_timeout = 0;
}
}
// Exit from LPM3 on RETI
_BIC_SR_IRQ(LPM3_bits); //gibbons TODO: move this to other interrupts from the RTC?
break;
case RTC_RTCTEVIFG: // Interval alarm event (min or hour changed, or rollover to midnight or noon) (choose one)
// Minute, hour, noon, or midnight rollover beep (same beep as button press, at least for now)
#ifdef CONFIG_TIMECHIME
#ifdef CONFIG_CW
CW_Send_String(CW_Message);
#else
start_buzzer(1, CONV_MS_TO_TICKS(20), CONV_MS_TO_TICKS(150));
#endif
if (RTC_Toggle_12Hr) RTCCTL01 ^= 0x0100; // Toggle Time EVent between noon and midnight
#endif
break;
case RTC_RTCAIFG: // User-configurable alarm event
// Indicate that alarm is on
sAlarm.state = ALARM_ON;
break;
}
//gibbons: TODO: Remove this old code? (Associated with Timer0_A0 1-sec ISR)
// Disable IE
//TA0CCTL0 &= ~CCIE;
// Reset IRQ flag
//TA0CCTL0 &= ~CCIFG;
// Add 1 sec to TACCR0 register (IRQ will be asserted at 0x7FFF and 0xFFFF = 1 sec intervals)
//TA0CCR0 += 32768; //gibbons TODO: Should this perhaps be (32768 - 1) ?
// Enable IE
//TA0CCTL0 |= CCIE;
}
__interrupt void PORT2_ISR(void)
{
u8 int_flag, int_enable;
u8 buzzer = 0;
u8 simpliciti_button_event = 0;
static u8 simpliciti_button_repeat = 0;
// Clear button flags
button.all_flags = 0;
// Remember interrupt enable bits
int_enable = BUTTONS_IE;
// Store valid button interrupt flag
int_flag = BUTTONS_IFG & int_enable;
// ---------------------------------------------------
// While SimpliciTI stack is active, buttons behave differently:
// - Store M1/M2/S1 button events in SimpliciTI packet data
// - Exit SimpliciTI when S2 was pressed
if (is_rf())
{
// Erase previous button press after a number of resends (increase number if link quality is low)
// This will create a series of packets containing the same button press
// Necessary because we have no acknowledge
// Filtering (edge detection) will be done by receiver software
if (simpliciti_button_repeat++ > 6)
{
simpliciti_data[0] &= ~0xF0;
simpliciti_button_repeat = 0;
}
if ((int_flag & BUTTON_M1_PIN) == BUTTON_M1_PIN)
{
simpliciti_data[0] |= SIMPLICITI_BUTTON_M1;
simpliciti_button_event = 1;
}
else if ((int_flag & BUTTON_M2_PIN) == BUTTON_M2_PIN)
{
simpliciti_data[0] |= SIMPLICITI_BUTTON_M2;
simpliciti_button_event = 1;
}
else if ((int_flag & BUTTON_S1_PIN) == BUTTON_S1_PIN)
{
simpliciti_data[0] |= SIMPLICITI_BUTTON_S1;
simpliciti_button_event = 1;
}
else if ((int_flag & BUTTON_S2_PIN) == BUTTON_S2_PIN)
{
simpliciti_flag |= SIMPLICITI_TRIGGER_STOP;
}
// Trigger packet sending inside SimpliciTI stack
if (simpliciti_button_event) simpliciti_flag |= SIMPLICITI_TRIGGER_SEND_DATA;
}
else // Normal operation
{
// Debounce buttons
if ((int_flag & ALL_BUTTONS) != 0)
{
// Disable PORT2 IRQ
__disable_interrupt();
BUTTONS_IE = 0x00;
__enable_interrupt();
// Debounce delay 1
Timer0_A4_Delay(CONV_MS_TO_TICKS(BUTTONS_DEBOUNCE_TIME_IN));
// Reset inactivity detection
sTime.last_activity = sTime.system_time;
// Reset M button high detection
sTime.previous_m_button_event = sTime.system_time;
}
// ---------------------------------------------------
// M1 button IRQ
if (IRQ_TRIGGERED(int_flag, BUTTON_M1_PIN))
{
// Filter bouncing noise
if (BUTTON_M1_IS_PRESSED)
{
button.flag.m1 = 1;
sys.flag.mask_m1_button = 0;
// Generate button click
buzzer = 1;
}
}
// ---------------------------------------------------
// M2 button IRQ
else if (IRQ_TRIGGERED(int_flag, BUTTON_M2_PIN))
{
// Filter bouncing noise
if (BUTTON_M2_IS_PRESSED)
{
button.flag.m2 = 1;
sys.flag.mask_m2_button = 0;
// Generate button click
buzzer = 1;
}
}
// ---------------------------------------------------
// S1 button IRQ
else if (IRQ_TRIGGERED(int_flag, BUTTON_S1_PIN))
{
// Filter bouncing noise
if (BUTTON_S1_IS_PRESSED)
{
button.flag.s1 = 1;
// Generate button click
buzzer = 1;
}
}
// ---------------------------------------------------
// S2 button IRQ
else if (IRQ_TRIGGERED(int_flag, BUTTON_S2_PIN))
{
// Filter bouncing noise
if (BUTTON_S2_IS_PRESSED)
{
button.flag.s2 = 1;
// Generate button click
buzzer = 1;
// Faster reaction for stopwatch stop button press
if (is_stopwatch())
{
stop_stopwatch();
button.flag.s2 = 0;
}
}
}
// ---------------------------------------------------
// B/L button IRQ
else if (IRQ_TRIGGERED(int_flag, BUTTON_BL_PIN))
{
// Filter bouncing noise
if (BUTTON_BL_IS_PRESSED)
{
button.flag.bl = 1;
}
}
}
// Generate button click when button was activated
if (buzzer)
{
// Any button event stops active alarm
if (sAlarm.state == ALARM_ON)
{
stop_alarm();
button.all_flags = 0;
}
else if (!sys.flag.s_button_repeat_enabled)
{
start_buzzer(1, CONV_MS_TO_TICKS(20), CONV_MS_TO_TICKS(150));
}
// Debounce delay 2
Timer0_A4_Delay(CONV_MS_TO_TICKS(BUTTONS_DEBOUNCE_TIME_OUT));
}
// ---------------------------------------------------
// Acceleration sensor IRQ
if (IRQ_TRIGGERED(int_flag, AS_INT_PIN))
{
// Get data from sensor
request.flag.acceleration_measurement = 1;
}
// ---------------------------------------------------
// Pressure sensor IRQ
if (IRQ_TRIGGERED(int_flag, PS_INT_PIN))
{
// Get data from sensor
request.flag.altitude_measurement = 1;
}
// ---------------------------------------------------
// Enable safe long button event detection
if(button.flag.m1 || button.flag.m2)
{
// Additional debounce delay to enable safe high detection
Timer0_A4_Delay(CONV_MS_TO_TICKS(BUTTONS_DEBOUNCE_TIME_M));
// Check if this button event is short enough
if (BUTTON_M1_IS_PRESSED) button.flag.m1 = 0;
if (BUTTON_M2_IS_PRESSED) button.flag.m2 = 0;
}
// Reenable PORT2 IRQ
__disable_interrupt();
BUTTONS_IFG = 0x00;
BUTTONS_IE = int_enable;
__enable_interrupt();
// Exit from LPM3/LPM4 on RETI
__bic_SR_register_on_exit(LPM4_bits);
}
// *************************************************************************************************
// @fn idle_loop
// @brief Go to LPM. Service watchdog timer when waking up.
// @param none
// @return none
// *************************************************************************************************
void idle_loop(void)
{
#ifdef CONFIG_CW_TIME
// what I'd like to do here is set a morsepos variable
// if non-zero it is how many digits we have left to go
// on sending the time.
// we also would have a morse var that would only get set
// the first send and reset when not in view so we'd only
// send the time once
#define CW_DIT_LEN CONV_MS_TO_TICKS(50) // basic element size (100mS)
static int morse=0; // should send morse == 1
static int morsepos=0; // position in morse time (10 hour =1, hour=2, etc.)
static int morsehr; // cached hour for morse code
static int morsemin; // cached minute for morse code
static int morsedig=-1; // current digit
static int morseel; // current element in digit (always 5 elements max)
static unsigned int morseinitdelay; // start up delay
// We only send the time in morse code if the seconds display is active, and then only
// once per activation
if (sTime.line1ViewStyle == DISPLAY_ALTERNATIVE_VIEW)
{
if (!morse) // this means its the first time (we reset this to zero in the else)
{
morse=1; // mark that we are sending
morsepos=1; // initialize pointer
// Jim pointed out it is remotely possible that a button
// int could wake up this routine and then the hour could
// flip over after reading so I added this "do" loop
do {
morsehr=sTime.hour; // and cache
morsemin=sTime.minute;
} while (morsehr!=sTime.hour);
morsedig=-1; // not currently sending digit
morseinitdelay=45000; // delay for a bit before starting so the key beep can quiet down
}
if (morseinitdelay) // this handles the initial delay
{
morseinitdelay--;
return; // do not sleep yet or no event will get scheduled and we'll hang for a very long time
}
if (!is_buzzer() && morsedig==-1) // if not sending anything
{
morseel=0; // start a new character
switch (morsepos++) // get the right digit
{
case 1:
morsedig=morsehr/10;
break;
case 2:
morsedig=morsehr%10;
break;
case 3:
morsedig=morsemin/10;
break;
case 4:
morsedig=morsemin%10;
break;
default:
morsepos=5; // done for now
}
if (morsedig==0)
morsedig=10; // treat zero as 10 for code algorithm
}
// now we have a digit and we need to send element
if (!is_buzzer()&&morsedig!=-1)
{
int digit=morsedig;
// assume we are sending dit for 1-5 or dah for 6-10 (zero is 10)
int ditdah=(morsedig>5)?1:0;
int dit=CW_DIT_LEN;
if (digit>=6)
digit-=5; // fold digits 6-10 to 1-5
if (digit>=++morseel)
ditdah=ditdah?0:1; // flip dits and dahs at the right point
// send the code
start_buzzer(1,ditdah?dit:(3*dit),(morseel>=5)?10*dit:dit);
// all digits have 5 elements
if (morseel==5)
morsedig=-1;
}
} else {
morse=0; // no morse code right now
}
#endif
// To low power mode
to_lpm();
#ifdef USE_WATCHDOG
// Service watchdog (reset counter)
WDTCTL = (WDTCTL &0xff) | WDTPW | WDTCNTCL;
#endif
}
void beep_once(uint16_t d_ms)
{
start_buzzer();
_delay_ms(d_ms);
stop_buzzer();
}
// *************************************************************************************************
// @fn cdtimer_tick
// @brief Called by 1Hz clock_tick function.
// Decreases cdtimer counter and triggers display update.
// @param none
// @return none
// *************************************************************************************************
void cdtimer_tick(void)
{
//Make sure cdtimer is running before we do anything else
if(scdtimer.state == CDTIMER_RUN)
{
// Draw flag minimizes display update activity
//
// swt.drawFlag = 1: second L
// swt.drawFlag = 2: second H/L
// swt.drawFlag = 3: minutes L, second H/L
// swt.drawFlag = 4: minutes H/L, second H/L
// swt.drawFlag = 5: hours L, minutes H/L, second H/L
// swt.drawFlag = 6: hours H/L, minutes H/L, second H/L
// Set always second draw flag
scdtimer.drawFlag = 1;
// Subtract sequentially
scdtimer.time[5]--; // second L (0 - 9)
if (scdtimer.time[5] == 0x2F)
{
scdtimer.drawFlag++; // 2
scdtimer.time[5] = '9';
scdtimer.time[4]--; // second H (0 - 5)
if (scdtimer.time[4] == 0x2F)
{
scdtimer.drawFlag ++; // 3
scdtimer.time[4] = '5';
scdtimer.time[3]--; // minutes L (0 - 9)
if (scdtimer.time[3] == 0x2F)
{
scdtimer.drawFlag++; // 4
scdtimer.time[3] = '9';
scdtimer.time[2]--; // minutes H (0 - 5)
if (scdtimer.time[2] == 0x2F)
{
scdtimer.drawFlag++; // 5
scdtimer.time[2] = '5';
scdtimer.time[1]--; // hours L (0-9)
if (scdtimer.time[1] == 0x2F)
{
scdtimer.drawFlag++; // 6
scdtimer.time[1] = '9';
scdtimer.time[0]--; // hours H (0-1)
}
if(scdtimer.time[0] ==0x2F)
{
// When we reach 0, reset and beep
stop_cdtimer();
init_cdtimer();
// Refresh display
display_cdtimer(LINE2, DISPLAY_LINE_UPDATE_FULL);
// Option for continue
if(scdtimer.mode == CDTIMER_MODE_CONTINUE)
{
// (Re) start cdtimer
start_cdtimer();
}
start_buzzer(20, CONV_MS_TO_TICKS(50), CONV_MS_TO_TICKS(150));
}
}
}
}
}
}
}
void start_buzzer_steps(u8 cycles, u16 on_time, u16 off_time, u8 steps )
{
sBuzzer.steps = steps;
start_buzzer( cycles, on_time, off_time );
}
void start_buzzer_steps(uint8_t cycles, uint16_t on_time, uint16_t off_time, uint8_t steps )
{
sBuzzer.steps = steps;
start_buzzer( cycles, on_time, off_time );
}