1.聲明屬性以及引入相關(guān)庫
NSMutableArray *pers;//這個必須有,用于記錄搜索到的設(shè)備徐块,沒有導(dǎo)致連接不上
manager = [[CBCentralManager alloc]initWithDelegate:self queue:dispatch_get_main_queue()];
2.代理方法
-(void)centralManagerDidUpdateState:(CBCentralManager *)central{
switch (central.state) {
case CBCentralManagerStateUnknown:
NSLog(@">>>CBCentralManagerStateUnknown");
break;
case CBCentralManagerStateResetting:
NSLog(@">>>CBCentralManagerStateResetting");
break;
case CBCentralManagerStateUnsupported:
NSLog(@">>>CBCentralManagerStateUnsupported");
break;
case CBCentralManagerStateUnauthorized:
NSLog(@">>>CBCentralManagerStateUnauthorized");
break;
case CBCentralManagerStatePoweredOff:
NSLog(@">>>CBCentralManagerStatePoweredOff");
break;
case CBCentralManagerStatePoweredOn:{
NSLog(@">>>CBCentralManagerStatePoweredOn");
//開始掃描周圍的外設(shè)
/*
第一個參數(shù)nil就是掃描周圍所有的外設(shè)捞蛋,掃描到外設(shè)后會進(jìn)入
- (void)centralManager:(CBCentralManager *)central didDiscoverPeripheral:(CBPeripheral *)peripheral advertisementData:(NSDictionary *)advertisementData RSSI:(NSNumber *)RSSI;
*/
//? ? ? ? ? ? NSDictionary *options = [NSDictionary dictionaryWithObjectsAndKeys:[NSNumber? numberWithBool:YES], CBCentralManagerScanOptionAllowDuplicatesKey, nil];
[manager scanForPeripheralsWithServices:nil options:nil];
hudView.hidden=NO;
hudView.contentLab.text=@"開始掃描設(shè)備";
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(1 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
hudView.hidden=YES;
});
[manager scanForPeripheralsWithServices:nil options:nil];
break;
}
default:
break;
}
}
//掃描到設(shè)備會進(jìn)入方法
-(void)centralManager:(CBCentralManager *)central didDiscoverPeripheral:(CBPeripheral *)peripheral advertisementData:(NSDictionary *)advertisementData RSSI:(NSNumber *)RSSI{
NSLog(@"當(dāng)掃描到設(shè)備:%@",peripheral.name);
//? ? [peripherals addObject:peripheral];
//? ? [tableview reloadData];
//接下來可以連接設(shè)備
// 這個是我的設(shè)備名著榴,根據(jù)實(shí)際情況啤挎,修改
if ([peripheral.name hasPrefix:@"ABG"]){
/*
一個主設(shè)備最多能連7個外設(shè)饲嗽,每個外設(shè)最多只能給一個主設(shè)備連接,連接成功炭玫,失敗,斷開會進(jìn)入各自的委托
- (void)centralManager:(CBCentralManager *)central didConnectPeripheral:(CBPeripheral *)peripheral;//連接外設(shè)成功的委托
- (void)centralManager:(CBCentralManager *)central didFailToConnectPeripheral:(CBPeripheral *)peripheral error:(NSError *)error;//外設(shè)連接失敗的委托
- (void)centralManager:(CBCentralManager *)central didDisconnectPeripheral:(CBPeripheral *)peripheral error:(NSError *)error;//斷開外設(shè)的委托
*/
//找到的設(shè)備必須持有它貌虾,否則CBCentralManager中也不會保存peripheral吞加,那么CBPeripheralDelegate中的方法也不會被調(diào)用!尽狠!
manager.delegate=self;
[pers addObject:peripheral];
self.per=peripheral;
//連接設(shè)備
[manager connectPeripheral:peripheral options:nil];
hudView.hidden=NO;
hudView.contentLab.text=[NSString stringWithFormat:@"掃描到設(shè)備%@,并開始連接",peripheral.name];
}
}
//連接到Peripherals-成功
- (void)centralManager:(CBCentralManager *)central didConnectPeripheral:(CBPeripheral *)peripheral
{
NSLog(@">>>連接到名稱為(%@)的設(shè)備-成功",peripheral.name);
//設(shè)置的peripheral委托CBPeripheralDelegate
//@interface ViewController : UIViewController
[peripheral setDelegate:self];
//掃描外設(shè)Services衔憨,成功后會進(jìn)入方法:-(void)peripheral:(CBPeripheral *)peripheral didDiscoverServices:(NSError *)error{
[peripheral discoverServices:nil];
//? ? self.nameLab.text=peripheral.name;
//? ? self.contactStateLab.text=@"鏈接中";
hudView.hidden=NO;
hudView.contentLab.text=[NSString stringWithFormat:@"鏈接設(shè)備%@成功,",peripheral.name];
}
//連接到Peripherals-失敗
-(void)centralManager:(CBCentralManager *)central didFailToConnectPeripheral:(CBPeripheral *)peripheral error:(NSError *)error
{
NSLog(@">>>連接到名稱為(%@)的設(shè)備-失敗,原因:%@",[peripheral name],[error localizedDescription]);
//自定義的mbprogress
hudView.hidden=NO;
hudView.contentLab.text=[NSString stringWithFormat:@"鏈接設(shè)備%@失敗,",peripheral.name];
}
//Peripherals斷開連接
- (void)centralManager:(CBCentralManager *)central didDisconnectPeripheral:(CBPeripheral *)peripheral error:(NSError *)error{
NSLog(@">>>外設(shè)連接斷開連接 %@: %@\n", [peripheral name], [error localizedDescription]);
//? ? self.contactStateLab.text=@"鏈接斷開";
//這句話確保了能保持連接,斷了重新連接
[manager connectPeripheral:peripheral options:nil];
hudView.contentLab.text=[NSString stringWithFormat:@"設(shè)備%@鏈接斷開",peripheral.name];
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(1 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
hudView.hidden=YES;
});
}
//掃描到Services
-(void)peripheral:(CBPeripheral *)peripheral didDiscoverServices:(NSError *)error{
//? NSLog(@">>>掃描到服務(wù):%@",peripheral.services);
if (error)
{
NSLog(@">>>Discovered services for %@ with error: %@", peripheral.name, [error localizedDescription]);
return;
}
for (CBService *service in peripheral.services) {
NSLog(@"%@",service.UUID);
//掃描每個service的Characteristics袄膏,掃描到后會進(jìn)入方法: -(void)peripheral:(CBPeripheral *)peripheral didDiscoverCharacteristicsForService:(CBService *)service error:(NSError *)error
/這個1808是我的設(shè)備的入口践图,需根據(jù)實(shí)際改變
if ([service.UUID.UUIDString isEqualToString:@"1808"]) {
[peripheral discoverCharacteristics:nil forService:service];
}
//? ? ? ? if ([service.UUID.UUIDString isEqualToString:@"180A"]) {
//? ? ? ? ? ? [peripheral discoverCharacteristics:nil forService:service];
//? ? ? ? }
//? ? ? ? if ([service.UUID.UUIDString isEqualToString:@"180F"]) {
//? ? ? ? ? ? [peripheral discoverCharacteristics:nil forService:service];
//? ? ? ? }
}
}
//掃描到Characteristics
-(void) peripheral:(CBPeripheral *)peripheral didDiscoverCharacteristicsForService:(CBService *)service error:(NSError *)error{
NSString *name=[NSString stringWithFormat:@"發(fā)現(xiàn)特征的服務(wù):%@ (%@)",service.UUID.data ,service.UUID];
NSLog(@"%@",name);
for (CBCharacteristic *c in service.characteristics) {
//? ? ? ? [self updateLog:[NSString stringWithFormat:@"特征 UUID: %@ (%@)",c.UUID.data,c.UUID]];
NSLog(@"%@",c.UUID);
//? ? ? ? if ([c.UUID isEqual:[CBUUID UUIDWithString:@"FF01"]]) {
////? ? ? ? ? ? _writeCharacteristic = c;
//? ? ? ? }
//
if ([c.UUID isEqual:[CBUUID UUIDWithString:@"FFF4"]]) {
chara=c;
[peripheral readValueForCharacteristic:c];
[peripheral setNotifyValue:YES forCharacteristic:c];
}
//? ? ? ? if ([c.UUID isEqual:[CBUUID UUIDWithString:@"FF04"]]) {
//? ? ? ? ? ? [peripheral readValueForCharacteristic:c];
//? ? ? ? }
//
//? ? ? ? if ([c.UUID isEqual:[CBUUID UUIDWithString:@"FF05"]]) {
//? ? ? ? ? ? [peripheral readValueForCharacteristic:c];
//? ? ? ? ? ? [peripheral setNotifyValue:YES forCharacteristic:c];
//? ? ? ? }
//
//? ? ? ? if ([c.UUID isEqual:[CBUUID UUIDWithString:@"FFA1"]]) {
//? ? ? ? ? ? [peripheral readRSSI];
//? ? ? ? }
//? ? ? ? [_nCharacteristics addObject:c];
}
}
-(void)peripheral:(CBPeripheral *)peripheral didUpdateValueForCharacteristic:(CBCharacteristic *)characteristic error:(NSError *)error{
//打印出characteristic的UUID和值
//!注意,value的類型是NSData沉馆,具體開發(fā)時码党,會根據(jù)外設(shè)協(xié)議制定的方式去解析數(shù)據(jù)
//該藍(lán)牙協(xié)議是返回?cái)?shù)值是ascii碼
//? ? NSLog(@"characteristic uuid:%@? value:%@",characteristic.UUID,characteristic.value);
//? ? NSData * data = characteristic.value;
//? ? //將接收到的十六進(jìn)制數(shù)據(jù) 轉(zhuǎn)成 十六進(jìn)制字符串
//? ? Byte *byte? ? = (Byte *)[data bytes];
//? ? // 取出其中用用的兩位
//? ? Byte b[]? ? ? = {byte[1],byte[2]};
//? ? // 在轉(zhuǎn)化成NSData
//? ? NSData *adata = [[NSData alloc] initWithBytes:b length:sizeof(b)];
//? ? NSLog(@"adata = %@", adata);
//? ? // 轉(zhuǎn)化成字符串
//? ? NSString *str = [[NSString alloc]initWithData:data encoding:NSUTF8StringEncoding];
//? ? NSLog(@"%@",str);
NSData * data = characteristic.value;
Byte * resultByte = (Byte *)[data bytes];
//
for(int i=0;i<[data length];i++){
printf("testByteFF02[%d] = %d\n",i,resultByte[i]);
//? ? ? ? NSString *string = [NSString stringWithFormat:@"%c",resultByte[i]];
//? ? ? ? printf("testByteFF02[%d] = %@\n",i,string);
if (resultByte[3]==0x00&&resultByte[4]==0x00&&resultByte[5]==0x00&&resultByte[6]==0x01) {
NSLog(@"停止測試");
hudView.hidden=NO;
hudView.contentLab.text=@"停止測量";
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(1 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
hudView.hidden=YES;
});
}
if (resultByte[7]==0xcf) {
NSLog(@"停止測試");
hudView.hidden=NO;
hudView.contentLab.text=@"停止測量";
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(1 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
hudView.hidden=YES;
});
}
int asc=resultByte[i];
if (asc==0xfe) {
int num;
if (resultByte[2]==0) {
num=resultByte[1];
}else{
num=resultByte[2];
}
NSString *aString = [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding];
NSLog(@"測量中,當(dāng)前值:%d",num);
if(num!=254){
hudView.hidden=NO;
hudView.contentLab.text=[NSString stringWithFormat:@"當(dāng)前測量值%d",num];
}
//? ? ? ? ? ? self.textview.text=[NSString stringWithFormat:@"測量中,當(dāng)前值:%d",num];
}
if (asc==0xfd) {
//? ? ? ? ? ? Byte? byte1=resultByte[2];
//? ? ? ? ? ? int num1=[self hBytesToInt:];
[manager cancelPeripheralConnection:peripheral];
UInt16 asc1=resultByte[3];
UInt16 asc2=resultByte[4];
NSString *str= [NSString stringWithFormat:@"%c%c",asc2,asc1];
NSString *num= [NSString stringWithFormat:@"%ld",strtoul([str UTF8String],0,16)];
//? ? ? ? ? ? NSLog(@"測量結(jié)束,收縮壓%@",str);
NSLog(@"測量結(jié)束,收縮壓%@",num);
UInt16 asc3=resultByte[5];
UInt16 asc4=resultByte[6];
NSString *str2= [NSString stringWithFormat:@"%c%c",asc4,asc3];
NSString *num2= [NSString stringWithFormat:@"%ld",strtoul([str2 UTF8String],0,16)];
//? ? ? ? ? ? NSLog(@"測量結(jié)束,收縮壓%@",str);
NSLog(@"測量結(jié)束,舒張壓%@",num2);
UInt16 asc5=resultByte[7];
UInt16 asc6=resultByte[8];
NSString *str3= [NSString stringWithFormat:@"%c%c",asc6,asc5];
NSString *num3= [NSString stringWithFormat:@"%ld",strtoul([str3 UTF8String],0,16)];
//? ? ? ? ? ? NSLog(@"測量結(jié)束,收縮壓%@",str);
if ([num isEqualToString:@"0"]||[num2 isEqualToString:@"0"]||[num3 isEqualToString:@"0"]) {
hudView.hidden=NO;
hudView.contentLab.text=@"測量異常";
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(1 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
hudView.hidden=YES;
});
return;
}
if ([num isEqualToString:hasGaoya]&&[num2 isEqualToString:hasDiya]&&[num3 isEqualToString:hasXinglu]) {
return;
}else{
hasGaoya=num;
hasDiya=num2;
hasXinglu=num3;
hudView.hidden=NO;
hudView.contentLab.text=[NSString stringWithFormat:@"測量結(jié)束,高壓:%@;低壓:%@,心率:%@",num,num2,num3];
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(1 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
hudView.hidden=YES;
});
NSIndexPath *indexPath = [NSIndexPath indexPathForRow:0 inSection:0];
HomeBloodSCell *bloodScell=[mytab cellForRowAtIndexPath:indexPath];
bloodScell.gaoyaLab.text=num;
bloodScell.diyaLab.text=num2;
bloodScell.xingluLab.text=num3;
NSLog(@"測量結(jié)束,心率%@",num3);
SelfDataModel *selfdata=[SelfDataModel returnModelBySelectFMDB];
NSDate *date=[NSDate date];
NSDateFormatter *form=[[NSDateFormatter alloc]init];
[form setDateFormat:@"YYYY-MM-dd HH:mm:ss"];
NSString *datestr=[form stringFromDate:date ];
NSString *url=[[HJInterfaceManager sharedInstance]uploadXueya];
NSMutableDictionary *mdic=[[NSMutableDictionary alloc]init];
mdic[@"userId"]=selfdata.idNum;
mdic[@"dbp"]=num2;
mdic[@"sbp"]=num;
mdic[@"pulse"]=num3;
mdic[@"measureTime"]=datestr;
[HJHttpManager PostRequestWithUrl:url param:mdic finish:^(NSData *data) {
NSDictionary *dic=(NSDictionary *)data;
if([dic[@"status"] isEqualToString:@"S"]){
[MBProgressHUD showSuccess:@"數(shù)據(jù)上傳成功"];
HomeBloodSCell *cell=[mytab cellForRowAtIndexPath:[NSIndexPath indexPathForRow:0 inSection:0]];
NSString *str=dic[@"value"][@"measurements"];
cell.statusLab.text=str;
if ([str isEqualToString:@"偏低"]) {
cell.statusLab.textColor=[UIColor colorWithHexString:@"2aa764"];
//? ? ? ? self.pointImage.transform=CGAffineTransformMakeRotation(M_PI/6);
}
if ([str isEqualToString:@"理想"]) {
cell.statusLab.textColor=[UIColor colorWithHexString:@"62c342"];
cell.statusImage.transform=CGAffineTransformMakeRotation(M_PI/2-M_PI/6);
}
if ([str isEqualToString:@"正常"]) {
cell.statusLab.textColor=[UIColor colorWithHexString:@"c9e93c"];
cell.statusImage.transform=CGAffineTransformMakeRotation(M_PI/6*5-M_PI/6);
}
if ([str isEqualToString:@"輕度"]) {
cell.statusLab.textColor=[UIColor colorWithHexString:@"ffc102"];
cell.statusImage.transform=CGAffineTransformMakeRotation(M_PI/6*7-M_PI/6);
}
if ([str isEqualToString:@"中度"]) {
cell.statusLab.textColor=[UIColor colorWithHexString:@"f78758"];
cell.statusImage.transform=CGAffineTransformMakeRotation(M_PI/2*3-M_PI/6);
}
if ([str isEqualToString:@"偏高"]) {
cell.statusLab.textColor=[UIColor colorWithHexString:@"e74c3c"];
cell.statusImage.transform=CGAffineTransformMakeRotation(M_PI/6*11-M_PI/6);
}
}else{
[MBProgressHUD showError:dic[@"message"]];
}
CDLog(@"請求成功");
} failed:^(NSError *error) {
[MBProgressHUD showError:@"請求失敗"];
}];
}
//? ? ? ? ? ? self.textview.text=[NSString stringWithFormat:@"測量結(jié)束,收縮壓%@\n\n測量結(jié)束,舒張壓%@\n\n測量結(jié)束,心率%@",num,num2,num3];
}
}
//? ? NSString *productNumber = [reciveString substringWithRange:NSMakeRange(7, 17)];
//? ? [productDefault setObject:productNumber forKey:@"productNumber"];
//? ? [productDefault synchronize];
}
//中心讀取外設(shè)實(shí)時數(shù)據(jù)
- (void)peripheral:(CBPeripheral *)peripheral didUpdateNotificationStateForCharacteristic:(CBCharacteristic *)characteristic error:(NSError *)error {
if (error) {
NSLog(@"Error changing notification state: %@", error.localizedDescription);
}
// Notification has started
if (characteristic.isNotifying) {
NSString *reciveString = [NSString stringWithFormat:@"%@", [self hexadecimalString:characteristic.value]];
NSUserDefaults *productDefault = [NSUserDefaults standardUserDefaults];
//? ? NSString *productNumber = [reciveString substringWithRange:NSMakeRange(7, 17)];
[peripheral readValueForCharacteristic:characteristic];
} else { // Notification has stopped
// so disconnect from the peripheral
NSLog(@"Notification stopped on %@.? Disconnecting", characteristic);
//? ? ? ? [self updateLog:[NSString stringWithFormat:@"Notification stopped on %@.? Disconnecting", characteristic]];
[manager cancelPeripheralConnection:peripheral];
}
}
//搜索到Characteristic的Descriptors
-(void)peripheral:(CBPeripheral *)peripheral didDiscoverDescriptorsForCharacteristic:(CBCharacteristic *)characteristic error:(NSError *)error{
//打印出Characteristic和他的Descriptors
NSLog(@"characteristic uuid:%@",characteristic.UUID);
for (CBDescriptor *d in characteristic.descriptors) {
NSLog(@"Descriptor uuid:%@",d.UUID);
}
}
//獲取到Descriptors的值
-(void)peripheral:(CBPeripheral *)peripheral didUpdateValueForDescriptor:(CBDescriptor *)descriptor error:(NSError *)error{
//打印出DescriptorsUUID 和value
//這個descriptor都是對于characteristic的描述德崭,一般都是字符串,所以這里我們轉(zhuǎn)換成字符串去解析
NSLog(@"characteristic uuid:%@? value:%@",[NSString stringWithFormat:@"%@",descriptor.UUID],descriptor.value);
}
#pragma mark 寫數(shù)據(jù)后回調(diào)
- (void)peripheral:(CBPeripheral *)peripheral
didWriteValueForCharacteristic:(CBCharacteristic *)characteristic
error:(NSError *)error {
if (error) {
NSLog(@"Error writing characteristic value: %@",
[error localizedDescription]);
return;
}
NSLog(@"寫入%@成功",characteristic);
[peripheral readValueForCharacteristic:characteristic];
}
//向設(shè)備寫入數(shù)據(jù)讓其停止
-(IBAction)stopBtnDown:(id)sender{
//? ? char byte[] = {0xFD,0xFD,0xFB,0xFB,0x05,0x0C,0x0D,0x0A};
Byte byte[] = {0XFD,0XFD,0XFB,0XFB,0X05,0X0C,0X0D,0X0A};
NSData * data = [NSData dataWithBytes:byte length:8];
[self.per writeValue:data forCharacteristic:chara type:CBCharacteristicWriteWithResponse];
//? ? NSString *str=@"[0xFD,0xFD,0xFB,0xFB,0x05,0x0C,0x0D,0x0A]";
//? ? NSData *data=[str dataUsingEncoding:NSUTF8StringEncoding];
//? ? [self.per writeValue:data forCharacteristic:chara type:CBCharacteristicWriteWithResponse];
}
-(IBAction)showList:(id)sender{
Byte byte[] = {0xFD,0xFD,0x07,0x07,0x07,0x07,0x0D,0x0A};
NSData * data = [NSData dataWithBytes:byte length:8];
[self.per writeValue:data forCharacteristic:chara type:CBCharacteristicWriteWithResponse];
}