![](/media/cache/profiles/b67245cccae7128e11b41880910d4fd0.jpg.50x50_q85.png)
BLE GATT Button on Board Example Nucleo IDB0XA1
Dependencies: BLE_API X_NUCLEO_IDB0XA1 mbed
Fork of BLE_GAP_Example by
main.cpp
- Committer:
- anoney180133
- Date:
- 2015-12-11
- Revision:
- 14:4af58166825c
- Parent:
- 13:827dd2b32bb8
File content as of revision 14:4af58166825c:
#include "mbed.h" #include "ble/BLE.h" #include "ble/Gap.h" #include "ble/services/BatteryService.h" #include "ble/services/DeviceInformationService.h" #define BUTTON_SERVICE_UUID_0 0x0000 // Custom SERVICE_UUID #define BUTTON_SERVICE_UUID_1 0x0000 // Custom SERVICE_UUID #define BUTTON_SERVICE_UUID_2 0x0000 // Custom SERVICE_UUID #define BUTTON_SERVICE_UUID_3 0x0000 // Custom SERVICE_UUID #define BUTTON_SERVICE_UUID_4 0x0000 // Custom SERVICE_UUID #define BUTTON_SERVICE_UUID_5 0x0000 // Custom SERVICE_UUID #define BUTTON_SERVICE_UUID_6 0x0000 // Custom SERVICE_UUID #define BUTTON_SERVICE_UUID_7 0xFFF0 // Custom SERVICE_UUID #define BUTTON_STATE_CHARACTERISTIC_UUID_0 0x0000 // Custom CHARACTERISTIC_UUID #define BUTTON_STATE_CHARACTERISTIC_UUID_1 0x0000 // Custom CHARACTERISTIC_UUID #define BUTTON_STATE_CHARACTERISTIC_UUID_2 0x0000 // Custom CHARACTERISTIC_UUID #define BUTTON_STATE_CHARACTERISTIC_UUID_3 0x0000 // Custom CHARACTERISTIC_UUID #define BUTTON_STATE_CHARACTERISTIC_UUID_4 0x0000 // Custom CHARACTERISTIC_UUID #define BUTTON_STATE_CHARACTERISTIC_UUID_5 0x0000 // Custom CHARACTERISTIC_UUID #define BUTTON_STATE_CHARACTERISTIC_UUID_6 0x0000 // Custom CHARACTERISTIC_UUID #define BUTTON_STATE_CHARACTERISTIC_UUID_7 0xFFF1 // Custom CHARACTERISTIC_UUID BLE ble; DigitalOut led1(LED1); InterruptIn int_external(PC_13); DigitalIn Push_Button(PC_13,PullNone); static const char DEVICE_NAME[] = "CESA BLE 4.0 Button"; //static const uint16_t service_uuid16_list[] = {BUTTON_SERVICE_UUID_7}; static const uint16_t service_uuid128_list[] = {BUTTON_SERVICE_UUID_7}; static const uint16_t characteristic_uuid128_list[] = {BUTTON_STATE_CHARACTERISTIC_UUID_7}; bool buttonPressed = false; //buttonState is accessible to button callbacks(CHARACTERISTIC_UUID) ReadOnlyGattCharacteristic<bool> buttonState((uint8_t *)characteristic_uuid128_list,&buttonPressed,GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ); void buttonPressedCallback(void) { buttonPressed = true; ble.updateCharacteristicValue(buttonState.getValueHandle(),(uint8_t *)&buttonPressed, sizeof(bool)); } void buttonReleasedCallback(void) { buttonPressed = false; ble.updateCharacteristicValue(buttonState.getValueHandle(),(uint8_t *)&buttonPressed, sizeof(bool)); } void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *params) { ble.startAdvertising(); } void periodicCallback(void) { //led1 = !led1; /* Do blinky on LED1 to indicate system aliveness. */ } int main(void) { led1 = 1; Ticker ticker; ticker.attach(periodicCallback, 1); int_external.fall(&buttonPressedCallback); int_external.rise(&buttonReleasedCallback); ble.init(); ble.onDisconnection(disconnectionCallback); GattCharacteristic *charTable[] = {&buttonState}; GattService buttonService((uint8_t *)service_uuid128_list, charTable, sizeof(charTable) / sizeof(GattCharacteristic *)); ble.addService(buttonService); /* setup advertising */ ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE); //ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS,(uint8_t *)service_uuid16_list, sizeof(service_uuid16_list)); ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_128BIT_SERVICE_IDS,(uint8_t *)service_uuid128_list, sizeof(service_uuid128_list)); ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME,(uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME)); ble.setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED); ble.setAdvertisingInterval(100); /* 100 ms. */ ble.startAdvertising(); while (true) { ble.waitForEvent(); } }