Example of BLE scan/connect/service discovery
Fork of BLE_LEDBlinker by
Revision 13:75f95a5cf9c1, committed 2016-12-09
- Comitter:
- tsungta
- Date:
- Fri Dec 09 10:10:14 2016 +0000
- Parent:
- 12:f0ffc006e62d
- Child:
- 14:92bb9a8ccd0b
- Commit message:
- First commit
Changed in this revision
| main.cpp | Show annotated file Show diff for this revision Revisions of this file |
--- a/main.cpp Fri Dec 09 09:12:57 2016 +0000
+++ b/main.cpp Fri Dec 09 10:10:14 2016 +0000
@@ -21,6 +21,12 @@
DigitalOut alivenessLED(LED1, 1);
+#if defined(TARGET_DELTA_DFCM_NNN40)
+Serial uart(p17, p16);//temp use for NNN50
+#else
+Serial uart(USBTX, USBRX);
+#endif
+
bool triggerLedCharacteristic = false;
DiscoveredCharacteristic ledCharacteristic;
@@ -34,7 +40,7 @@
if (params->peerAddr[0] != 0xF9) { /* !ALERT! Alter this filter to suit your device. */
return;
}
- printf("adv peerAddr[%02x %02x %02x %02x %02x %02x] rssi %d, isScanResponse %u, AdvertisementType %u\r\n",
+ uart.printf("adv peerAddr[%02x %02x %02x %02x %02x %02x] rssi %d, isScanResponse %u, AdvertisementType %u\r\n",
params->peerAddr[5], params->peerAddr[4], params->peerAddr[3], params->peerAddr[2], params->peerAddr[1], params->peerAddr[0],
params->rssi, params->isScanResponse, params->type);
@@ -42,43 +48,43 @@
}
void serviceDiscoveryCallback(const DiscoveredService *service) {
- printf("serviceDiscoveryCallback\n");
+ uart.printf("serviceDiscoveryCallback\n");
if (service->getUUID().shortOrLong() == UUID::UUID_TYPE_SHORT) {
- printf("S UUID-%x attrs[%u %u]\r\n", service->getUUID().getShortUUID(), service->getStartHandle(), service->getEndHandle());
+ uart.printf("S UUID-%x attrs[%u %u]\r\n", service->getUUID().getShortUUID(), service->getStartHandle(), service->getEndHandle());
} else {
- printf("S UUID-");
+ uart.printf("S UUID-");
const uint8_t *longUUIDBytes = service->getUUID().getBaseUUID();
for (unsigned i = 0; i < UUID::LENGTH_OF_LONG_UUID; i++) {
- printf("%02x", longUUIDBytes[i]);
+ uart.printf("%02x", longUUIDBytes[i]);
}
- printf(" attrs[%u %u]\r\n", service->getStartHandle(), service->getEndHandle());
+ uart.printf(" attrs[%u %u]\r\n", service->getStartHandle(), service->getEndHandle());
}
}
void characteristicDiscoveryCallback(const DiscoveredCharacteristic *characteristicP) {
if (characteristicP->getUUID().shortOrLong() == UUID::UUID_TYPE_SHORT) {
- printf(" C UUID-%x valueAttr[%u] props[%x]\r\n", characteristicP->getUUID().getShortUUID(), characteristicP->getValueHandle(), (uint8_t)characteristicP->getProperties().broadcast());
+ uart.printf(" C UUID-%x valueAttr[%u] props[%x]\r\n", characteristicP->getUUID().getShortUUID(), characteristicP->getValueHandle(), (uint8_t)characteristicP->getProperties().broadcast());
if (characteristicP->getUUID().getShortUUID() == 0x2a19) { /* !ALERT! Alter this filter to suit your device. */
ledCharacteristic = *characteristicP;
triggerLedCharacteristic = true;
}
}
else {
- printf(" C UUID-");
+ uart.printf(" C UUID-");
const uint8_t *longUUIDBytes = characteristicP->getUUID().getBaseUUID();
for (unsigned i = (UUID::LENGTH_OF_LONG_UUID) - 1; i < UUID::LENGTH_OF_LONG_UUID; i--) {
- printf("%02x ", longUUIDBytes[i]);
+ uart.printf("%02x ", longUUIDBytes[i]);
}
- printf(" valueAttr[%u] props[%x]\r\n", characteristicP->getValueHandle(), (uint8_t)characteristicP->getProperties().broadcast());
+ uart.printf(" valueAttr[%u] props[%x]\r\n", characteristicP->getValueHandle(), (uint8_t)characteristicP->getProperties().broadcast());
}
}
void discoveryTerminationCallback(Gap::Handle_t connectionHandle) {
- printf("terminated SD for handle %u\r\n", connectionHandle);
+ uart.printf("terminated SD for handle %u\r\n", connectionHandle);
}
void connectionCallback(const Gap::ConnectionCallbackParams_t *params) {
- printf("connectionCallback\n");
+ uart.printf("connectionCallback\n");
if (params->role == Gap::CENTRAL) {
BLE::Instance().gattClient().onServiceDiscoveryTermination(discoveryTerminationCallback);
BLE::Instance().gattClient().launchServiceDiscovery(params->handle, serviceDiscoveryCallback, characteristicDiscoveryCallback);
@@ -88,11 +94,11 @@
void triggerToggledWrite(const GattReadCallbackParams *response) {
if (response->handle == ledCharacteristic.getValueHandle()) {
#if DUMP_READ_DATA
- printf("triggerToggledWrite: handle %u, offset %u, len %u\r\n", response->handle, response->offset, response->len);
+ uart.printf("triggerToggledWrite: handle %u, offset %u, len %u\r\n", response->handle, response->offset, response->len);
for (unsigned index = 0; index < response->len; index++) {
- printf("%c[%02x]", response->data[index], response->data[index]);
+ uart.printf("%c[%02x]", response->data[index], response->data[index]);
}
- printf("\r\n");
+ uart.printf("\r\n");
#endif
uint8_t toggledValue = response->data[0] ^ 0x1;
@@ -107,7 +113,7 @@
}
void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *params) {
- printf("disconnected\r\n");
+ uart.printf("disconnected\r\n");
}
/**
@@ -148,6 +154,7 @@
}
int main(void) {
+ uart.printf("APPLICATION START\r\n");
ticker.attach(periodicCallback, 1);
BLE &ble = BLE::Instance();
@@ -156,7 +163,7 @@
/* SpinWait for initialization to complete. This is necessary because the
* BLE object is used in the main loop below. */
while (ble.hasInitialized() == false) { /* spin loop */ }
- printf("init DONE\r\n");
+ uart.printf("init DONE\r\n");
while (true) {
if (triggerLedCharacteristic && !ble.gattClient().isServiceDiscoveryActive()) {
triggerLedCharacteristic = false;
