radio/src/bluetooth.h

   1 /*
   2  * Copyright (C) OpenTX
   3  *
   4  * Based on code named
   5  *   th9x - http://code.google.com/p/th9x
   6  *   er9x - http://code.google.com/p/er9x
   7  *   gruvin9x - http://code.google.com/p/gruvin9x
   8  *
   9  * License GPLv2: http://www.gnu.org/licenses/gpl-2.0.html
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License version 2 as
  13  * published by the Free Software Foundation.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  */
  20
  21 enum BluetoothStates {
  22 #if defined(PCBX9E) && !defined(USEHORUSBT)
  23     BLUETOOTH_INIT,
  24     BLUETOOTH_WAIT_TTM,
  25     BLUETOOTH_WAIT_BAUDRATE_CHANGE,
  26 #endif
  27     BLUETOOTH_STATE_OFF,
  28     BLUETOOTH_STATE_FACTORY_BAUDRATE_INIT,
  29     BLUETOOTH_STATE_BAUDRATE_SENT,
  30     BLUETOOTH_STATE_BAUDRATE_INIT,
  31     BLUETOOTH_STATE_NAME_SENT,
  32     BLUETOOTH_STATE_POWER_SENT,
  33     BLUETOOTH_STATE_ROLE_SENT,
  34     BLUETOOTH_STATE_IDLE,
  35     BLUETOOTH_STATE_DISCOVER_REQUESTED,
  36     BLUETOOTH_STATE_DISCOVER_SENT,
  37     BLUETOOTH_STATE_DISCOVER_START,
  38     BLUETOOTH_STATE_DISCOVER_END,
  39     BLUETOOTH_STATE_BIND_REQUESTED,
  40     BLUETOOTH_STATE_CONNECT_SENT,
  41     BLUETOOTH_STATE_CONNECTED,
  42     BLUETOOTH_STATE_DISCONNECTED,
  43 };
  44
  45 #define LEN_BLUETOOTH_ADDR              16
  46
  47 #if (defined(PCBX7) || defined(PCBXLITE)) && !defined(SIMU)
  48 extern uint8_t btChipPresent;
  49 #define IS_BLUETOOTH_CHIP_PRESENT()     (btChipPresent)
  50 #else
  51 #define IS_BLUETOOTH_CHIP_PRESENT()     (true)
  52 #endif
  53
  54 extern volatile uint8_t bluetoothState;
  55 extern char bluetoothLocalAddr[LEN_BLUETOOTH_ADDR+1];
  56 extern char bluetoothDistantAddr[LEN_BLUETOOTH_ADDR+1];
  57
  58 char * bluetoothReadline(bool error_reset=true);
  59 void bluetoothWriteString(const char * command);
  60 void bluetoothForwardTelemetry(uint8_t data);
  61 void bluetoothWakeup();