BLE.options().apply {
logTAG = "BLE-KOTLIN" //全局tag
logBleEnable = true //是否开启日志
throwBleException = true //是否在错误时抛出异常
autoConnect = true //是否自动连接,TODO
connectFailedRetryCount = 3 //连接失败重试次数 TODO
connectTimeout = 10000L //连接超时时间ms
scanPeriod = 12000L //扫描周期
filterByName = "" //通过名称过滤
filterRepeat = true //是否过滤重复设备
uuidService = UUID_SERVICE //主服务uuid
uuidWriteCha = UUID_WRITE_CHA //写特征uuid
uuidReadCha = UUID_READ_CHA //读特征uuid
}.create(applicationContext).apply {
if (!isSupportBle()){
toast("BLE is not supported")
finish()
}
if (!isBleEnable()){
openBluetooth(this@MainActivity, REQUEST_ENABLE_BT)
}else {
scan()
}
}
ble.setBluetoothCallback(applicationContext){
onBluetoothOn {
loge(TAG, "蓝牙已打开")
}
onBluetoothOff {
loge(TAG, "蓝牙已关闭")
}
}
ble.startScan({
/*onStart {
loge(TAG,"开始扫描")
}
onStop {
loge(TAG,"停止扫描")
}*/
onLeScan { device, _, _ ->
loge(TAG, "扫描到的设备>>>>${device.name}:${device.address}")
/*for (d in listDatas) {
if (d.address == device.address)return@onLeScan
}*/
device.let {
listDatas.add(it)
adapter.notifyDataSetChanged()
}
}
onScanFailed {
launch {
loge(TAG, "扫描失败$it")
if (it == -1)ble.openBluetooth(this@MainActivity, REQUEST_ENABLE_BT)
}
}
})
ble.connect(device) {
onConnectionChanged {device ->
if (device.connected){
loge(TAG, "设备连接成功")
}
launch(Dispatchers.Main) {
adapter.notifyDataSetChanged()
}
}
onConnectTimeOut {
loge(TAG, "设备连接超时")
}
onReady {
//开启(使能)通知,不然收不到硬件发送过来的数据
enableNotify(it)
}
}
ble.disconnect(device){
onConnectionChanged {device ->
if (device.disconnected){
loge(TAG, "设备连接断开")
}
launch(Dispatchers.Main) {
adapter.notifyDataSetChanged()
}
}
}
ble.enableNotify(device){
onChanged { device, characteristic ->
loge(TAG, "收到设备数据:${characteristic.value.bytesToHexString()}")
}
onNotifySuccess {
loge(TAG, "设置通知成功>>>>")
launch(Dispatchers.Main) {
adapter.notifyDataSetChanged()
}
}
}
ble.enableNotifyByUUID(device.address, UUID_SERVICE, UUID_NOTIFY_CHA, enable){
onChanged { device, characteristic ->
loge(TAG, "收到数据${characteristic.value.bytesToHexString()}")
}
onNotifySuccess {
loge(TAG, "打开通知成功")
launch(Dispatchers.Main) {
adapter.notifyDataSetChanged()
}
}
onNotifyCanceled {
loge(TAG, "通知已关闭")
launch(Dispatchers.Main) {
adapter.notifyDataSetChanged()
}
}
}
推荐->需在初始化时配置uuid
ble.read(ble.getConnectedDevices()[0]){
onReadSuccess { device, characteristic ->
loge(TAG, "读取数据成功:${characteristic.value.bytesToHexString()}")
}
onReadFailed { device, states ->
loge(TAG, "读取数据失败")
}
}
根据uuid读取数据
/*ble.readByUUID(ble.getConnectedDevices()[0].address, UUID_SERVICE, UUID_READ_CHA){
onReadSuccess { device, characteristic ->
loge(TAG, "读取数据成功:${characteristic.value.bytesToHexString()}")
}
onReadFailed { device, states ->
loge(TAG, "读取数据失败")
}
}*/
ble.readRssi(ble.getConnectedDevices()[0]){
onReadRssiSuccess { device, rssi ->
loge(TAG, rssi.toString())
}
}
推荐->需要在初始化中配置uuid
ble.write(ble.getConnectedDevices()[0], value = data){
onWriteSuccess { device, characteristic ->
loge(TAG, "写入数据成功")
}
onWriteFailed { device, states ->
loge(TAG, "写入数据失败")
}
}
根据uuid发送数据
/*ble.writeByUUID(ble.getConnectedDevices()[0].address, UUID_SERVICE, UUID_WRITE_CHA, value = data){
onWriteSuccess { device, characteristic ->
loge(TAG, "写入数据成功")
}
onWriteFailed { device, states ->
loge(TAG, "写入数据失败")
}
}*/
supportsLollipop({
//此处第二个参数 不是特定的 比如你也可以设置500 但是如果设备不支持500个字节则会返回最大支持数
ble.setMtu(ble.getConnectedDevices()[0], 300){
onMtuChanged { device, mtu, status ->
launch(Dispatchers.Main){
toast("支持MTU：$mtu")
}
}
}
},{
toast("设备不支持MTU")
})