extern void WeightInitHardware(void)
{
/* Set up PIOs
* PIO11 - Button
*/
/* Set the button PIO to user mode */
PioSetModes(BUTTON_PIO_MASK, pio_mode_user);
/* Set the PIO direction as input. */
PioSetDir(BUTTON_PIO, PIO_DIRECTION_INPUT);
/* Pull up the PIO. */
PioSetPullModes(BUTTON_PIO_MASK, pio_mode_strong_pull_up);
/* Initialise Buzzer Hardware */
BuzzerInitHardware();
/* Set up button on PIO11 */
PioSetEventMask(BUTTON_PIO_MASK, pio_event_mode_both);
/* Save power by changing the I2C pull mode to pull down */
PioSetI2CPullMode(pio_i2c_pull_mode_strong_pull_down);
#ifdef ENABLE_LEDBLINK
/* PIO 4 is being used for LED glowing. */
PioSetModes(PIO_BIT_MASK(LED_PIO), pio_mode_user); /* user mode set */
PioSetDir(LED_PIO, PIO_DIRECTION_OUTPUT); /* output */
PioSet(LED_PIO, FALSE); /* set low */
#endif /* ENABLE_LEDBLINK */
}
void AppInit(sleep_state last_sleep_state)
{
/* set all PIOs to inputs and pull them down */
PioSetModes(0xFFFFFFFFUL, pio_mode_user);
PioSetDirs(0xFFFFFFFFUL, FALSE);
PioSetPullModes(0xFFFFFFFFUL, pio_mode_strong_pull_down);
/* Set LED0 and LED1 to be controlled directly via PioSet */
PioSetModes((1UL << PIO_LED0), pio_mode_user);
/* Configure LED0 and LED1 to be outputs */
PioSetDir(PIO_LED0, PIO_DIR_OUTPUT);
/* Set the LED0 and LED1 to have strong internal pull ups */
PioSetPullModes((1UL << PIO_LED0),
pio_mode_strong_pull_up);
/* Configure button to be controlled directly */
PioSetMode(PIR_SIGNAL, pio_mode_user);
/* Configure button to be input */
PioSetDir(PIR_SIGNAL, PIO_DIR_INPUT);
/* Set weak pull up on button PIO, in order not to draw too much current
* while button is pressed
*/
PioSetPullModes((1UL << PIR_SIGNAL), pio_mode_weak_pull_down);
/* Set the button to generate sys_event_pio_changed when pressed as well
* as released
*/
PioSetEventMask((1UL << PIR_SIGNAL), pio_event_mode_rising);
/* disable wake up on UART RX */
SleepWakeOnUartRX(FALSE);
/* pull down the I2C lines */
PioSetI2CPullMode(pio_i2c_pull_mode_strong_pull_down);
/* Reset LED sequence */
restartLedSeq();
SleepModeChange(sleep_mode_deep);
TimerInit(MAX_APP_TIMERS, (void*)app_timers);
BeaconInit();
pirStatusServiceInit();
}
/*----------------------------------------------------------------------------*
* NAME
* InitAlertTagHardware - initialize application hardware
*
* DESCRIPTION
* This function is called upon a power reset to initialize the PIOs
* and configure their initial states.
*
* RETURNS
* Nothing.
*
*----------------------------------------------------------------------------*/
extern void InitAlertTagHardware(void)
{
#ifndef DEBUG_THRU_UART
/* Don't wakeup on UART RX line */
SleepWakeOnUartRX(FALSE);
#endif
/* Setup PIOs
* PIO3 - Buzzer - BUZZER_PIO
* PIO4 - LED 1 - LED_PIO
* PIO11 - Button - BUTTON_PIO
*/
PioSetModes(PIO_BIT_MASK(BUTTON_PIO), pio_mode_user);
PioSetDir(BUTTON_PIO, PIO_DIRECTION_INPUT); /* input */
PioSetPullModes(PIO_BIT_MASK(BUTTON_PIO), pio_mode_strong_pull_up);
/* Setup button on PIO11 */
PioSetEventMask(PIO_BIT_MASK(BUTTON_PIO), pio_event_mode_both);
#ifdef ENABLE_LEDBLINK
/* PWM is being used for LED glowing.*/
PioSetModes(PIO_BIT_MASK(LED_PIO), pio_mode_pwm1);
/* Advertising parameters are being configured for PWM right now. When
* application moves to connection state, we change PWM parameters to
* the ones for connection
*/
PioConfigPWM(LED_PWM_INDEX_1, pio_pwm_mode_push_pull, DULL_LED_ON_TIME_ADV,
DULL_LED_OFF_TIME_ADV, DULL_LED_HOLD_TIME_ADV, BRIGHT_LED_OFF_TIME_ADV,
BRIGHT_LED_ON_TIME_ADV, BRIGHT_LED_HOLD_TIME_ADV, LED_RAMP_RATE);
PioEnablePWM(LED_PWM_INDEX_1, FALSE);
#endif /* ENABLE_LEDBLINK */
#ifdef ENABLE_BUZZER
PioSetModes(PIO_BIT_MASK(BUZZER_PIO), pio_mode_pwm0);
/* Configure the buzzer on PIO3 */
PioConfigPWM(BUZZER_PWM_INDEX_0, pio_pwm_mode_push_pull, DULL_BUZZ_ON_TIME,
DULL_BUZZ_OFF_TIME, DULL_BUZZ_HOLD_TIME, BRIGHT_BUZZ_ON_TIME,
BRIGHT_BUZZ_OFF_TIME, BRIGHT_BUZZ_HOLD_TIME, BUZZ_RAMP_RATE);
PioEnablePWM(BUZZER_PWM_INDEX_0, FALSE);
#endif /* ENABLE_BUZZER */
/* Set the I2C pins to pull down */
PioSetI2CPullMode(pio_i2c_pull_mode_strong_pull_down);
}
/*----------------------------------------------------------------------------*
* NAME
* I2CcommsInit
*
* DESCRIPTION
* This function initialises the I2C
*
* RETURNS
* Nothing
*
*----------------------------------------------------------------------------*/
extern void I2CcommsInit(void)
{
/* Initialise I2C if it is not already initialised */
if(!i2c_initialised)
{
i2c_initialised = TRUE;
PioSetModes( ((0x01L << I2C_SDA_PIO) | (0x01L << I2C_SCL_PIO)),
pio_mode_user);
/* Configure the PIOs as Input */
PioSetDirs( ((0x01L << I2C_SDA_PIO) | (0x01L << I2C_SCL_PIO)),
FALSE);
PioSetPullModes(((0x01L << I2C_SDA_PIO) | (0x01L << I2C_SCL_PIO)),
pio_mode_strong_pull_down);
PioSetEventMask(((0x01L << I2C_SDA_PIO) | (0x01L << I2C_SCL_PIO)),
pio_event_mode_disable);
/* Configure the I2C controller */
I2cInit(I2C_SDA_PIO,
I2C_SCL_PIO,
I2C_POWER_PIO_UNDEFINED,
pio_i2c_pull_mode_strong_pull_up);
/* Configure pull mode of the I2C pins */
PioSetI2CPullMode(pio_i2c_pull_mode_strong_pull_up);
/* Configure the I2C clock */
I2cConfigClock(I2C_SCL_100KBPS_HIGH_PERIOD, I2C_SCL_100KBPS_LOW_PERIOD);
// I2cConfigClock(I2C_SCL_400KBPS_HIGH_PERIOD, I2C_SCL_400KBPS_LOW_PERIOD);
/* Enable the I2C controller */
I2cEnable(TRUE);
}
}
/*----------------------------------------------------------------------------*
* NAME
* InitHardware
*
* DESCRIPTION
* This function is called to initialise the application hardware.
*
* PARAMETERS
* None
*
* RETURNS
* Nothing
*----------------------------------------------------------------------------*/
extern void InitHardware(void)
{
/* Setup PIOs
* PIO11 - Button
*/
/* Set the button PIO to user mode */
PioSetModes(BUTTON_PIO_MASK, pio_mode_user);
/* Set the PIO direction as input */
PioSetDir(BUTTON_PIO, PIO_DIRECTION_INPUT);
/* Pull up the PIO */
PioSetPullModes(BUTTON_PIO_MASK, pio_mode_strong_pull_up);
/* Initialise buzzer hardware */
BuzzerInitHardware();
/* Initialise LED hardware */
LedInitHardware();
/* Request an event when the button PIO changes state */
PioSetEventMask(BUTTON_PIO_MASK, pio_event_mode_both);
/* Save power by changing the I2C pull mode to pull down.*/
PioSetI2CPullMode(pio_i2c_pull_mode_strong_pull_down);
}
/*----------------------------------------------------------------------------*
* NAME
* SetIndication
*
* DESCRIPTION
* This function indicates the app state through LED blinking
*
* RETURNS/MODIFIES
* Nothing.
*
*----------------------------------------------------------------------------*/
extern void SetIndication(app_indication state)
{
#ifdef ENABLE_LEDBLINK
if(state == app_ind_stop)
{
/*Stop LED glowing */
PioEnablePWM(LED_PWM_INDEX_1, FALSE);
/* Reconfigure LED to pio_mode_user. This reconfiguration has been done
* because When PWM is disabled, LED pio value remains same as it was at
* the exact time of disabling. So if LED was on, it may remain ON even
* after PWM disabling. So it is better to reconfigure it to user mode.
* It will reconfigured to PWM mode while enabling.
*/
PioSetModes(PIO_BIT_MASK(LED_PIO), pio_mode_user);
PioSet(LED_PIO, FALSE);
}
else
{
if(state == app_ind_adv)
{
/* Fast Blinking for advertising */
PioConfigPWM(LED_PWM_INDEX_1, pio_pwm_mode_push_pull,
DULL_LED_ON_TIME_ADV, DULL_LED_OFF_TIME_ADV,
DULL_LED_HOLD_TIME_ADV, BRIGHT_LED_ON_TIME_ADV,
BRIGHT_LED_OFF_TIME_ADV, BRIGHT_LED_HOLD_TIME_ADV,
LED_RAMP_RATE);
}
else if(state == app_ind_conn)
{
/* slow blinking for connected state */
PioConfigPWM(LED_PWM_INDEX_1, pio_pwm_mode_push_pull,
DULL_LED_ON_TIME_CONN, DULL_LED_OFF_TIME_CONN,
DULL_LED_HOLD_TIME_CONN, BRIGHT_LED_ON_TIME_CONN,
BRIGHT_LED_OFF_TIME_CONN, BRIGHT_LED_HOLD_TIME_CONN,
LED_RAMP_RATE);
}
PioSetModes(PIO_BIT_MASK(LED_PIO), pio_mode_pwm1);
/*Start LED glowing */
PioEnablePWM(LED_PWM_INDEX_1, TRUE);
PioSet(LED_PIO, TRUE);
}
#endif /* ENABLE_LEDBLINK */
}
/*----------------------------------------------------------------------------*
* NAME
* BuzzerInitHardware
*
* DESCRIPTION
* This function initialises the buzzer hardware.
*
* PARAMETERS
* None
*
* RETURNS
* Nothing
*----------------------------------------------------------------------------*/
extern void BuzzerInitHardware(void)
{
/* Configure the buzzer PIO to use PWM. */
PioSetModes(BUZZER_PIO_MASK, pio_mode_pwm0);
/* Configure the PWM for buzzer ON OFF values */
PioConfigPWM(BUZZER_PWM_INDEX_0, pio_pwm_mode_push_pull, DULL_BUZZ_ON_TIME,
DULL_BUZZ_OFF_TIME, DULL_BUZZ_HOLD_TIME, BRIGHT_BUZZ_ON_TIME,
BRIGHT_BUZZ_OFF_TIME, BRIGHT_BUZZ_HOLD_TIME, BUZZ_RAMP_RATE);
/* Disable buzzer for the time being. */
PioEnablePWM(BUZZER_PWM_INDEX_0, FALSE);
}
/*----------------------------------------------------------------------------*
* NAME
* InitTimeClientHardware-initialize application hardware
*
* DESCRIPTION
* This function is called upon a power reset to initialize the PIOs
* and configure their initial states.
*
* RETURNS
* Nothing.
*
*----------------------------------------------------------------------------*/
extern void InitTimeClientHardware(void)
{
/* Setup PIOs
* PIO3 - Buzzer - BUZZER_PIO
* PIO4 - LED 1 - LED_PIO
* PIO11 - Button - BUTTON_PIO
*/
PioSetModes(PIO_BIT_MASK(BUTTON_PIO), pio_mode_user);
PioSetDir(BUTTON_PIO, PIO_DIRECTION_INPUT); /* input */
PioSetPullModes(PIO_BIT_MASK(BUTTON_PIO), pio_mode_strong_pull_up);
/* Setup button on PIO11 */
PioSetEventMask(PIO_BIT_MASK(BUTTON_PIO), pio_event_mode_both);
/* Initialize Buzzer Hardware */
BuzzerInitHardware();
#ifdef ENABLE_LEDBLINK
/* PWM is being used for LED glowing.*/
PioSetModes(PIO_BIT_MASK(LED_PIO), pio_mode_pwm1);
/* Advertising parameters are being configured for PWM right now. When
* application moves to connection state, we change PWM parameters to
* the ones for connection
*/
PioConfigPWM(LED_PWM_INDEX_1, pio_pwm_mode_push_pull, DULL_LED_ON_TIME_ADV,
DULL_LED_OFF_TIME_ADV, DULL_LED_HOLD_TIME_ADV, BRIGHT_LED_OFF_TIME_ADV,
BRIGHT_LED_ON_TIME_ADV, BRIGHT_LED_HOLD_TIME_ADV, LED_RAMP_RATE);
PioEnablePWM(LED_PWM_INDEX_1, FALSE);
#endif /* ENABLE_LEDBLINK */
/* Set the I2C pins to pull down */
PioSetI2CPullMode(pio_i2c_pull_mode_strong_pull_down);
}
void AppInit(sleep_state last_sleep_state)
{
/* set all PIOs to inputs and pull them down */
PioSetModes(0xFFFFFFFFUL, pio_mode_user);
PioSetDirs(0xFFFFFFFFUL, FALSE);
PioSetPullModes(0xFFFFFFFFUL, pio_mode_strong_pull_down);
/* disable wake up on UART RX */
SleepWakeOnUartRX(FALSE);
/* pull down the I2C lines */
PioSetI2CPullMode(pio_i2c_pull_mode_strong_pull_down);
/* Start advertising */
startAdvertising();
}