Example for Bluetooth low energy interface
Dependencies: mbed HC_SR04_Ultrasonic_Library
Revision 3:829f081fde15, committed 2015-05-19
- Comitter:
- julientiron
- Date:
- Tue May 19 20:42:25 2015 +0000
- Parent:
- 2:b5166e24c7a6
- Commit message:
- hihi;
Changed in this revision
main.cpp | Show annotated file Show diff for this revision Revisions of this file |
diff -r b5166e24c7a6 -r 829f081fde15 main.cpp --- a/main.cpp Tue May 19 17:46:51 2015 +0000 +++ b/main.cpp Tue May 19 20:42:25 2015 +0000 @@ -19,10 +19,9 @@ #define MAX_SERVICES_NOS 1 -static uint8_t proximity = 0; -static uint8_t mm[2] = {0x00, proximity}; -static uint8_t rate = 1; -static uint8_t upd[2] = {0x00, rate}; + +static uint8_t mm[2] = {0x00, 0x00}; +static uint8_t upd[2] = {0x00, 0x00}; GattCharacteristic proxLevel(GattCharacteristic::UUID_ALERT_LEVEL_CHAR, mm, sizeof(mm), sizeof(mm), GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_NOTIFY|GattCharacteristic::BLE_GATT_CHAR_PROPERTIES_READ @@ -40,12 +39,12 @@ void dist(int distance) { - - if (dev.getGapState().connected) { - mm[1] = distance; - dev.updateCharacteristicValue(proxLevel.getHandle(), mm, sizeof(mm)); - } - printf("Distance changed to %dmm\r\n", distance); + //if (dev.getGapState().connected) { + mm[0] = distance & 0xff; + mm[1] = (distance >> 8); + dev.updateCharacteristicValue(proxLevel.getHandle(), mm, sizeof(mm)); + //} + DEBUG("%d%d Distance changed to %dmm\r\n", mm[1], mm[0], distance); } void ISR_pressed() // ISR for the button press @@ -92,9 +91,8 @@ /** * Triggered periodically by the 'ticker' interrupt; updates hrmCounter. */ -void periodicCallback(void) +void periodicCallback() { - //myled = !myled; /* Do blinky on LED1 while we're waiting for BLE events */ } int main() { @@ -127,7 +125,7 @@ DEBUG("Starting Advertising...\n\r"); dev.startAdvertising(); dev.addService(proxService); - ultrasonic mu(D8, D9, .5, 1, &dist); + ultrasonic mu(D8, D9, .1, 1, &dist); mu.startUpdates(); while(1) { @@ -145,7 +143,6 @@ mu.checkDistance(); myled = 1; wait(1); - //DEBUG("tic!\n\r"); periodicCallback();//Works from here!! dev.waitForEvent(); }