Getting Started With EZ-
BLE™ PRoC™ Module
www.cypress.com
Document No.: 001-96841 Rev. **
38
Figure 49. Bluetooth Low Energy Stack Event Handler Firmware
#define
LED_ON (0u)
#define
LED_OFF (1u)
extern
CYBLE_GAPP_DISC_PARAM_T cyBle_discoveryParam;
extern
CYBLE_GAPP_DISC_MODE_INFO_T
cyBle_discoveryModeInfo;
void
StackEventHandler(
uint32
event,
void
* eventParam)
{
switch
(event)
{
case
CYBLE_EVT_STACK_ON:
case
CYBLE_EVT_GAP_DEVICE_DISCONNECTED:
/* Start BLE advertisement for 30 seconds and update link
* status on LEDs */
CyBle_GappStartAdvertisement();
Advertising_LED_Write(LED_ON);
Disconnect_LED_Write(LED_ON);
Alert_LED_Write(LED_OFF)
break
;
case
CYBLE_EVT_GAP_DEVICE_CONNECTED:
/* BLE link is established */
Advertising_LED_Write(LED_OFF);
Disconnect_LED_Write(LED_OFF);
break
;
case
CYBLE_EVT_TIMEOUT:
if
(*(
uint8
*) eventParam == CYBLE_GAP_ADV_MODE_TO)
{
/* Advertisement event timed out, go to low power
* mode (Hibernate mode) and wait for an external
* user event to wake up the device again */
Advertising_LED_Write(LED_OFF);
Disconnect_LED_Write(LED_OFF);
Alert_LED_Write(LED_OFF);
Wakeup_SW_ClearInterrupt();
Wakeup_Interrupt_ClearPending();
Wakeup_Interrupt_Start();
CySysPmHibernate();
}
break
;
default
:
break
;
}
}
