// *************************************************************************************************
// @fn start_altitude_measurement
// @brief Start altitude measurement
// @param none
// @return none
// *************************************************************************************************
void start_altitude_measurement(void)
{
// Show warning if pressure sensor was not initialised properly
if (!ps_ok)
{
display_chars(LCD_SEG_L1_2_0, (u8*)"ERR", SEG_ON);
return;
}
// Start altitude measurement if timeout has elapsed
if (sAlt.timeout == 0)
{
// Enable DRDY IRQ on rising edge
PS_INT_IFG &= ~PS_INT_PIN;
PS_INT_IE |= PS_INT_PIN;
// Start pressure sensor
ps_start();
// Set timeout counter only if sensor status was OK
sAlt.timeout = ALTITUDE_MEASUREMENT_TIMEOUT;
// Get updated altitude
while((PS_INT_IN & PS_INT_PIN) == 0);
do_altitude_measurement(FILTER_OFF);
}
}
// *************************************************************************************************
// @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;
}
// *************************************************************************************************
// @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 and pressure measurement
if (request.flag.altitude_measurement)
do_altitude_measurement(FILTER_ON);
// Add data to datalog buffer
if (request.flag.datalog)
do_datalog();
// Do voltage measurement
if (request.flag.voltage_measurement)
battery_measurement();
// Reset request flag
request.all_flags = 0;
}
// *************************************************************************************************
// @fn start_altitude_measurement
// @brief Start altitude measurement
// @param none
// @return none
// *************************************************************************************************
void start_altitude_measurement(void)
{
u8 timeout = 15;
// Already on?
if (sAlt.on)
return;
// Show warning if pressure sensor was not initialised properly
if (!ps_ok)
{
display_chars(LCD_SEG_L1_2_0, (u8 *) "ERR", SEG_ON);
return;
}
// Enable DRDY IRQ on rising edge
PS_INT_IFG &= ~PS_INT_PIN;
PS_INT_IE |= PS_INT_PIN;
// Start pressure sensor
ps_start();
// Set altitude measurement flag
sAlt.on = 1;
// Get updated altitude
while (((PS_INT_IN & PS_INT_PIN) == 0) && (timeout > 0))
{
Timer0_A4_Delay(CONV_MS_TO_TICKS(100));
timeout--;
}
// Failed to start?
if (timeout == 0)
{
sAlt.on = 0;
}
do_altitude_measurement(FILTER_OFF);
}
// *************************************************************************************************
// @fn start_altitude_measurement
// @brief Start altitude measurement
// @param none
// @return none
// *************************************************************************************************
void start_altitude_measurement(void)
{
// Show warning if pressure sensor was not initialised properly
//TODO libs should not display errors on their own
/*
if (!ps_ok)
{
display_chars(0, LCD_SEG_L1_2_0, "ERR", SEG_SET);
return;
}
*/
// Start altitude measurement if timeout has elapsed
if (sAlt.timeout == 0)
{
// Enable EOC IRQ on rising edge
PS_INT_IFG &= ~PS_INT_PIN;
PS_INT_IE |= PS_INT_PIN;
// Start pressure sensor
if (bmp_used)
{
bmp_ps_start();
}
else
{
cma_ps_start();
}
// Set timeout counter only if sensor status was OK
sAlt.timeout = ALTITUDE_MEASUREMENT_TIMEOUT;
// Get updated altitude
while ((PS_INT_IN & PS_INT_PIN) == 0) ;
do_altitude_measurement();
}
}
// *************************************************************************************************
// @fn test_mode
// @brief Manual test mode. Activated by holding buttons STAR and UP simultaneously.
// Cancelled by any other button press.
// @param none
// @return none
// *************************************************************************************************
void test_mode(void)
{
u8 test_step, start_next_test;
u8 * str;
u8 i;
// Disable timer - no need for a clock tick
Timer0_Stop();
// Disable LCD charge pump while in standby mode
// This reduces current consumption by ca. 5?A to ca. 10?A
LCDBVCTL = 0;
// Show welcome screen
display_chars(LCD_SEG_L1_3_0, (u8*)"0430", SEG_ON);
display_chars(LCD_SEG_L2_4_0, (u8*)"CC430", SEG_ON);
display_symbol(LCD_SEG_L1_COL, SEG_ON);
display_symbol(LCD_ICON_HEART, SEG_ON);
display_symbol(LCD_ICON_STOPWATCH, SEG_ON);
display_symbol(LCD_ICON_RECORD, SEG_ON);
display_symbol(LCD_ICON_ALARM, SEG_ON);
display_symbol(LCD_ICON_BEEPER1, SEG_ON);
display_symbol(LCD_ICON_BEEPER2, SEG_ON);
display_symbol(LCD_ICON_BEEPER3, SEG_ON);
display_symbol(LCD_SYMB_ARROW_UP, SEG_ON);
display_symbol(LCD_SYMB_ARROW_DOWN, SEG_ON);
display_symbol(LCD_SYMB_AM, SEG_ON);
// Hold watchdog
WDTCTL = WDTPW + WDTHOLD;
// Wait for button press
_BIS_SR(LPM3_bits + GIE);
__no_operation();
// Clear display
display_all_off();
#ifdef USE_LCD_CHARGE_PUMP
// Charge pump voltage generated internally, internal bias (V2-V4) generation
// This ensures that the contrast and LCD control is constant for the whole battery lifetime
LCDBVCTL = LCDCPEN | VLCD_2_72;
#endif
// Renenable timer
Timer0_Start();
// Debounce button press
Timer0_A4_Delay(CONV_MS_TO_TICKS(100));
while(1)
{
// Check button event
if (BUTTON_STAR_IS_PRESSED && BUTTON_UP_IS_PRESSED)
{
// Start with test #0
test_step = 0;
start_next_test = 1;
while(1)
{
if (start_next_test)
{
// Clean up previous test display
display_all_off();
start_next_test = 0;
switch (test_step)
{
case 0: // All LCD segments on
display_all_on();
// Wait until buttons are off
while (BUTTON_STAR_IS_PRESSED && BUTTON_UP_IS_PRESSED);
break;
case 1: // Altitude measurement
#ifdef CONFIG_ALTITUDE
display_altitude(LINE1, DISPLAY_LINE_UPDATE_FULL);
for (i=0; i<2; i++)
{
while((PS_INT_IN & PS_INT_PIN) == 0);
do_altitude_measurement(FILTER_OFF);
display_altitude(LINE1, DISPLAY_LINE_UPDATE_PARTIAL);
}
stop_altitude_measurement();
#endif
break;
case 2: // Temperature measurement
display_temperature(LINE1, DISPLAY_LINE_UPDATE_FULL);
for (i=0; i<4; i++)
{
Timer0_A4_Delay(CONV_MS_TO_TICKS(250));
temperature_measurement(FILTER_OFF);
display_temperature(LINE1, DISPLAY_LINE_UPDATE_PARTIAL);
}
break;
case 3: // Acceleration measurement
as_start();
for (i=0; i<4; i++)
{
Timer0_A4_Delay(CONV_MS_TO_TICKS(250));
as_get_data(sAccel.xyz);
str = itoa( sAccel.xyz[0], 3, 0);
display_chars(LCD_SEG_L1_2_0, str, SEG_ON);
str = itoa( sAccel.xyz[2], 3, 0);
display_chars(LCD_SEG_L2_2_0, str, SEG_ON);
}
as_stop();
break;
//pfs
#ifndef ELIMINATE_BLUEROBIN
case 4: // BlueRobin test
button.flag.up = 1;
sx_bluerobin(LINE1);
Timer0_A4_Delay(CONV_MS_TO_TICKS(100));
get_bluerobin_data();
display_heartrate(LINE1, DISPLAY_LINE_UPDATE_FULL);
stop_bluerobin();
break;
#endif
}
// Debounce button
Timer0_A4_Delay(CONV_MS_TO_TICKS(200));
}
// Check button event
if (BUTTON_STAR_IS_PRESSED)
{
test_step = 1;
start_next_test = 1;
}
else if (BUTTON_NUM_IS_PRESSED)
{
test_step = 2;
start_next_test = 1;
}
else if (BUTTON_UP_IS_PRESSED)
{
test_step = 3;
start_next_test = 1;
}
else if (BUTTON_DOWN_IS_PRESSED)
{
test_step = 4;
start_next_test = 1;
}
else if (BUTTON_BACKLIGHT_IS_PRESSED)
{
// Wait until button has been released (avoid restart)
while (BUTTON_BACKLIGHT_IS_PRESSED);
// Disable LCD and LCD charge pump
LCDBCTL0 &= ~BIT0;
LCDBVCTL = 0;
// Debounce button press
Timer0_A4_Delay(CONV_MS_TO_TICKS(500));
// Disable timer - no need for a clock tick
Timer0_Stop();
// Hold watchdog
WDTCTL = WDTPW + WDTHOLD;
// Sleep until button is pressed (ca. 4?A current consumption)
_BIS_SR(LPM4_bits + GIE);
__no_operation();
// Force watchdog reset for a clean restart
WDTCTL = 1;
}
#ifdef USE_WATCHDOG
// Service watchdog
WDTCTL = WDTPW + WDTIS__512K + WDTSSEL__ACLK + WDTCNTCL;
#endif
// To LPM3
_BIS_SR(LPM3_bits + GIE);
__no_operation();
}
}
else
{
// Debounce button
Timer0_A4_Delay(CONV_MS_TO_TICKS(100));
button.all_flags = 0;
break;
}
}
}