Alexander Lea / Mbed 2 deprecated BLE_CarPeripheral

Dissertation project, looking at BLE communication in cars. This project is BLE peripheral acting as car indicator stalk

Dependencies:   BLE_API mbed nRF51822

Fork of BLE_GATT_test1 by Alexander Lea

main.cpp@10:2c5c202c69a5, 2015-03-22 (annotated)

Committer:
alexanderlea
Date:
Sun Mar 22 17:47:11 2015 +0000
Revision:
10:2c5c202c69a5
Parent:
9:0ed64b14d46b
Child:
11:35b63ab4c76c
Added error service :)

Who changed what in which revision?

UserRevisionLine numberNew contents of line
alexanderlea 0:af868ad47854 1 /*
alexanderlea 0:af868ad47854 2 * TODO:
alexanderlea 0:af868ad47854 3 * - Make it work!
alexanderlea 0:af868ad47854 4 */
alexanderlea 0:af868ad47854 5
alexanderlea 0:af868ad47854 6 #include "mbed.h"
alexanderlea 0:af868ad47854 7 #include "BLEDevice.h"
alexanderlea 4:ac0ee88ea0ed 8 #include "BroadcasterService.h"
alexanderlea 10:2c5c202c69a5 9 #include "ErrorService.h"
alexanderlea 0:af868ad47854 10 #include <string>
alexanderlea 0:af868ad47854 11
alexanderlea 0:af868ad47854 12 using namespace std;
alexanderlea 0:af868ad47854 13
alexanderlea 0:af868ad47854 14 BLEDevice ble;
alexanderlea 0:af868ad47854 15 DigitalOut led1(LED1);
alexanderlea 0:af868ad47854 16 Serial pc(USBTX, USBRX);
alexanderlea 0:af868ad47854 17
alexanderlea 0:af868ad47854 18 /*Variable Declarations*/
alexanderlea 3:f3d20b36b7ea 19 const static char DEVICE_NAME[] = "BLE_Broadcaster";
alexanderlea 5:b3f8e10b9602 20 static volatile bool go = false;
alexanderlea 0:af868ad47854 21
alexanderlea 0:af868ad47854 22 void blink(void)
alexanderlea 0:af868ad47854 23 {
alexanderlea 0:af868ad47854 24 led1 = !led1; /* Do blinky on LED1 while we're waiting for BLE events */
alexanderlea 5:b3f8e10b9602 25 go = true;
alexanderlea 5:b3f8e10b9602 26
alexanderlea 0:af868ad47854 27 }
alexanderlea 0:af868ad47854 28
alexanderlea 0:af868ad47854 29 void disconnectionCallback(Gap::Handle_t handle, Gap::DisconnectionReason_t reason)
alexanderlea 0:af868ad47854 30 {
alexanderlea 0:af868ad47854 31 pc.printf("Disconnected! - start advertising. Handle:%d, Reason:0x%02x\r\n", handle, reason);
alexanderlea 0:af868ad47854 32 ble.startAdvertising();
alexanderlea 0:af868ad47854 33 }
alexanderlea 0:af868ad47854 34
alexanderlea 0:af868ad47854 35 void connectionCallback(Gap::Handle_t handle, Gap::addr_type_t peerAddrType, const Gap::address_t peerAddr, const Gap::ConnectionParams_t *parms)
alexanderlea 0:af868ad47854 36 {
alexanderlea 0:af868ad47854 37 pc.printf("Connected! - stop advertising. Handle:%d, eType:%d, Add:%u.\r\n", handle, peerAddrType, peerAddr);
alexanderlea 3:f3d20b36b7ea 38 ble.stopAdvertising();
alexanderlea 0:af868ad47854 39 }
alexanderlea 0:af868ad47854 40
alexanderlea 0:af868ad47854 41 int main(void)
alexanderlea 4:ac0ee88ea0ed 42 {
alexanderlea 3:f3d20b36b7ea 43 //TODO: I want to be able to send something like:
alexanderlea 10:2c5c202c69a5 44 uint8_t cmdOn[8] = { 0x4d,0x32,0x81,0xc0,0x4d,0x4d,0x4d,0x4d };
alexanderlea 9:0ed64b14d46b 45 uint8_t cmdOff[8] = { 0x4d,0x32,0x81,0xc0,0x00,0x00,0x00,0x00 };
alexanderlea 3:f3d20b36b7ea 46 //with first 4 bits being type code, and last 4 being command, or something
alexanderlea 4:ac0ee88ea0ed 47
alexanderlea 9:0ed64b14d46b 48 //uint8_t cmdOn = 0x01;
alexanderlea 9:0ed64b14d46b 49 //uint8_t cmdOff = 0x02;
alexanderlea 4:ac0ee88ea0ed 50
alexanderlea 0:af868ad47854 51 //blinky
alexanderlea 4:ac0ee88ea0ed 52 led1 = 1;
alexanderlea 0:af868ad47854 53 Ticker t;
alexanderlea 6:1d7e5fcc8d00 54 t.attach(blink, 5.0f);
alexanderlea 0:af868ad47854 55
alexanderlea 0:af868ad47854 56 //Create BLE stuff
alexanderlea 0:af868ad47854 57 ble.init();
alexanderlea 0:af868ad47854 58 ble.onDisconnection(disconnectionCallback);
alexanderlea 0:af868ad47854 59 ble.onConnection(connectionCallback);
alexanderlea 0:af868ad47854 60
alexanderlea 0:af868ad47854 61 //CarCommsService commsService(ble, cmd);
alexanderlea 9:0ed64b14d46b 62 BroadcasterService broadcasterService(ble);
alexanderlea 10:2c5c202c69a5 63 ErrorService errorService(ble);
alexanderlea 4:ac0ee88ea0ed 64
alexanderlea 0:af868ad47854 65 /*
alexanderlea 0:af868ad47854 66 **BREDR_NOT_SUPPORTED = BLE only
alexanderlea 0:af868ad47854 67 **LE_GENERAL_DISCOVERABLE = Device is discoverable at any moment (no time out)
alexanderlea 0:af868ad47854 68 **ADV_CONNECTABLE_UNDIRECTED = Any central device can connect
alexanderlea 0:af868ad47854 69 */
alexanderlea 0:af868ad47854 70 ble.accumulateAdvertisingPayload(GapAdvertisingData::BREDR_NOT_SUPPORTED | GapAdvertisingData::LE_GENERAL_DISCOVERABLE);
alexanderlea 0:af868ad47854 71 // ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LIST_16BIT_SERVICE_IDS, (uint8_t *)uuid16_list, sizeof(uuid16_list));
alexanderlea 0:af868ad47854 72 ble.accumulateAdvertisingPayload(GapAdvertisingData::COMPLETE_LOCAL_NAME, (uint8_t *)DEVICE_NAME, sizeof(DEVICE_NAME));
alexanderlea 0:af868ad47854 73 ble.setAdvertisingType(GapAdvertisingParams::ADV_CONNECTABLE_UNDIRECTED);
alexanderlea 0:af868ad47854 74
alexanderlea 0:af868ad47854 75 //Advertise
alexanderlea 0:af868ad47854 76 ble.setAdvertisingInterval(160); /* 1s; in multiples of 0.625ms. */ //was 1600
alexanderlea 0:af868ad47854 77 ble.startAdvertising();
alexanderlea 0:af868ad47854 78
alexanderlea 0:af868ad47854 79 pc.printf("Advertising node %s\n\r", DEVICE_NAME);
alexanderlea 4:ac0ee88ea0ed 80 bool x = true;
alexanderlea 0:af868ad47854 81
alexanderlea 0:af868ad47854 82 while(true) {
alexanderlea 0:af868ad47854 83
alexanderlea 2:f538ff758828 84 ble.waitForEvent(); // this will return upon any system event (such as an interrupt or a ticker wakeup)
alexanderlea 5:b3f8e10b9602 85 if(go) {
alexanderlea 5:b3f8e10b9602 86 if(x) {
alexanderlea 5:b3f8e10b9602 87 pc.printf("Command = %u\r\n", cmdOn);
alexanderlea 5:b3f8e10b9602 88 broadcasterService.sendCommand(cmdOn);
alexanderlea 10:2c5c202c69a5 89
alexanderlea 10:2c5c202c69a5 90 errorService.registerError(ErrorService::ERROR_GENERIC);
alexanderlea 5:b3f8e10b9602 91 x = false;
alexanderlea 5:b3f8e10b9602 92 } else {
alexanderlea 5:b3f8e10b9602 93 pc.printf("Command = %u\r\n", cmdOff);
alexanderlea 5:b3f8e10b9602 94 broadcasterService.sendCommand(cmdOff);
alexanderlea 5:b3f8e10b9602 95 x = true;
alexanderlea 5:b3f8e10b9602 96 }
alexanderlea 5:b3f8e10b9602 97 go = false;
alexanderlea 0:af868ad47854 98 }
alexanderlea 0:af868ad47854 99 }
alexanderlea 0:af868ad47854 100 }