Example of BLE scan/connect/service discovery
Fork of BLE_LEDBlinker by
Diff: main.cpp
- Revision:
- 14:92bb9a8ccd0b
- Parent:
- 13:75f95a5cf9c1
--- a/main.cpp Fri Dec 09 10:10:14 2016 +0000
+++ b/main.cpp Thu Apr 20 06:54:25 2017 +0000
@@ -21,12 +21,6 @@
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;
@@ -40,7 +34,7 @@
if (params->peerAddr[0] != 0xF9) { /* !ALERT! Alter this filter to suit your device. */
return;
}
- uart.printf("adv peerAddr[%02x %02x %02x %02x %02x %02x] rssi %d, isScanResponse %u, AdvertisementType %u\r\n",
+ 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);
@@ -48,43 +42,43 @@
}
void serviceDiscoveryCallback(const DiscoveredService *service) {
- uart.printf("serviceDiscoveryCallback\n");
+ printf("serviceDiscoveryCallback\n");
if (service->getUUID().shortOrLong() == UUID::UUID_TYPE_SHORT) {
- uart.printf("S UUID-%x attrs[%u %u]\r\n", service->getUUID().getShortUUID(), service->getStartHandle(), service->getEndHandle());
+ printf("S UUID-%x attrs[%u %u]\r\n", service->getUUID().getShortUUID(), service->getStartHandle(), service->getEndHandle());
} else {
- uart.printf("S UUID-");
+ printf("S UUID-");
const uint8_t *longUUIDBytes = service->getUUID().getBaseUUID();
for (unsigned i = 0; i < UUID::LENGTH_OF_LONG_UUID; i++) {
- uart.printf("%02x", longUUIDBytes[i]);
+ printf("%02x", longUUIDBytes[i]);
}
- uart.printf(" attrs[%u %u]\r\n", service->getStartHandle(), service->getEndHandle());
+ printf(" attrs[%u %u]\r\n", service->getStartHandle(), service->getEndHandle());
}
}
void characteristicDiscoveryCallback(const DiscoveredCharacteristic *characteristicP) {
if (characteristicP->getUUID().shortOrLong() == UUID::UUID_TYPE_SHORT) {
- uart.printf(" C UUID-%x valueAttr[%u] props[%x]\r\n", characteristicP->getUUID().getShortUUID(), characteristicP->getValueHandle(), (uint8_t)characteristicP->getProperties().broadcast());
+ 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 {
- uart.printf(" C UUID-");
+ 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--) {
- uart.printf("%02x ", longUUIDBytes[i]);
+ printf("%02x ", longUUIDBytes[i]);
}
- uart.printf(" valueAttr[%u] props[%x]\r\n", characteristicP->getValueHandle(), (uint8_t)characteristicP->getProperties().broadcast());
+ printf(" valueAttr[%u] props[%x]\r\n", characteristicP->getValueHandle(), (uint8_t)characteristicP->getProperties().broadcast());
}
}
void discoveryTerminationCallback(Gap::Handle_t connectionHandle) {
- uart.printf("terminated SD for handle %u\r\n", connectionHandle);
+ printf("terminated SD for handle %u\r\n", connectionHandle);
}
void connectionCallback(const Gap::ConnectionCallbackParams_t *params) {
- uart.printf("connectionCallback\n");
+ printf("connectionCallback\n");
if (params->role == Gap::CENTRAL) {
BLE::Instance().gattClient().onServiceDiscoveryTermination(discoveryTerminationCallback);
BLE::Instance().gattClient().launchServiceDiscovery(params->handle, serviceDiscoveryCallback, characteristicDiscoveryCallback);
@@ -94,11 +88,11 @@
void triggerToggledWrite(const GattReadCallbackParams *response) {
if (response->handle == ledCharacteristic.getValueHandle()) {
#if DUMP_READ_DATA
- uart.printf("triggerToggledWrite: handle %u, offset %u, len %u\r\n", response->handle, response->offset, response->len);
+ printf("triggerToggledWrite: handle %u, offset %u, len %u\r\n", response->handle, response->offset, response->len);
for (unsigned index = 0; index < response->len; index++) {
- uart.printf("%c[%02x]", response->data[index], response->data[index]);
+ printf("%c[%02x]", response->data[index], response->data[index]);
}
- uart.printf("\r\n");
+ printf("\r\n");
#endif
uint8_t toggledValue = response->data[0] ^ 0x1;
@@ -113,7 +107,7 @@
}
void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *params) {
- uart.printf("disconnected\r\n");
+ printf("disconnected\r\n");
}
/**
@@ -154,7 +148,7 @@
}
int main(void) {
- uart.printf("APPLICATION START\r\n");
+ printf("APPLICATION START\r\n");
ticker.attach(periodicCallback, 1);
BLE &ble = BLE::Instance();
@@ -163,7 +157,7 @@
/* 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 */ }
- uart.printf("init DONE\r\n");
+ printf("init DONE\r\n");
while (true) {
if (triggerLedCharacteristic && !ble.gattClient().isServiceDiscoveryActive()) {
triggerLedCharacteristic = false;
