/**
* Enter pairing mode. This is mode is called to initiate pairing, and to enable FOTA programming
* of the micro:bit in cases where BLE is disabled during normal operation.
*/
void MicroBitBLEManager::pairingMode(MicroBitDisplay &display)
{
ManagedString namePrefix("BBC micro:bit [");
ManagedString namePostfix("]");
ManagedString BLEName = namePrefix + deviceName + namePostfix;
ManagedString msg("PAIRING MODE!");
int timeInPairingMode = 0;
int brightness = 255;
int fadeDirection = 0;
ble->gap().stopAdvertising();
// Clear the whitelist (if we have one), so that we're discoverable by all BLE devices.
#if CONFIG_ENABLED(MICROBIT_BLE_WHITELIST)
BLEProtocol::Address_t addresses[MICROBIT_BLE_MAXIMUM_BONDS];
Gap::Whitelist_t whitelist;
whitelist.addresses = addresses;
whitelist.capacity = MICROBIT_BLE_MAXIMUM_BONDS;
whitelist.size = 0;
ble->gap().setWhitelist(whitelist);
ble->gap().setAdvertisingPolicyMode(Gap::ADV_POLICY_IGNORE_WHITELIST);
#endif
// Update the advertised name of this micro:bit to include the device name
ble->clearAdvertisingPayload();
ble->accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE);
ble->accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)BLEName.toCharArray(), BLEName.length());
ble->setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
ble->setAdvertisingInterval(200);
ble->gap().setAdvertisingTimeout(0);
ble->gap().startAdvertising();
// Stop any running animations on the display
display.stopAnimation();
display.scroll(msg);
// Display our name, visualised as a histogram in the display to aid identification.
showNameHistogram(display);
while(1)
{
if (pairingStatus & MICROBIT_BLE_PAIR_REQUEST)
{
timeInPairingMode = 0;
MicroBitImage arrow("0,0,255,0,0\n0,255,0,0,0\n255,255,255,255,255\n0,255,0,0,0\n0,0,255,0,0\n");
display.print(arrow,0,0,0);
if (fadeDirection == 0)
brightness -= MICROBIT_PAIRING_FADE_SPEED;
else
brightness += MICROBIT_PAIRING_FADE_SPEED;
if (brightness <= 40)
display.clear();
if (brightness <= 0)
fadeDirection = 1;
if (brightness >= 255)
fadeDirection = 0;
if (uBit.buttonA.isPressed())
{
pairingStatus &= ~MICROBIT_BLE_PAIR_REQUEST;
pairingStatus |= MICROBIT_BLE_PAIR_PASSCODE;
}
}
if (pairingStatus & MICROBIT_BLE_PAIR_PASSCODE)
{
timeInPairingMode = 0;
display.setBrightness(255);
for (int i=0; i<passKey.length(); i++)
{
display.image.print(passKey.charAt(i),0,0);
uBit.sleep(800);
display.clear();
uBit.sleep(200);
if (pairingStatus & MICROBIT_BLE_PAIR_COMPLETE)
break;
}
uBit.sleep(1000);
}
if (pairingStatus & MICROBIT_BLE_PAIR_COMPLETE)
{
if (pairingStatus & MICROBIT_BLE_PAIR_SUCCESSFUL)
{
MicroBitImage tick("0,0,0,0,0\n0,0,0,0,255\n0,0,0,255,0\n255,0,255,0,0\n0,255,0,0,0\n");
display.print(tick,0,0,0);
uBit.sleep(5000);
/*
* Disabled, as the API to return the number of active bonds is not reliable at present...
*
display.clear();
ManagedString c(getBondCount());
ManagedString c2("/");
ManagedString c3(MICROBIT_BLE_MAXIMUM_BONDS);
ManagedString c4("USED");
display.scroll(c+c2+c3+c4);
*
*
*/
}
else
{
MicroBitImage cross("255,0,0,0,255\n0,255,0,255,0\n0,0,255,0,0\n0,255,0,255,0\n255,0,0,0,255\n");
display.print(cross,0,0,0);
}
}
uBit.sleep(30);
timeInPairingMode++;
if (timeInPairingMode >= MICROBIT_BLE_PAIRING_TIMEOUT * 30)
microbit_reset();
}
}
//% weight=30 async help=control/reset blockGap=8
//% blockId="control_reset" block="reset"
void reset() {
microbit_reset();
}
