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Golang Peripheral.DiscoverDescriptors方法代码示例

本文整理汇总了Golang中github.com/paypal/gatt.Peripheral.DiscoverDescriptors方法的典型用法代码示例。如果您正苦于以下问题:Golang Peripheral.DiscoverDescriptors方法的具体用法?Golang Peripheral.DiscoverDescriptors怎么用?Golang Peripheral.DiscoverDescriptors使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在github.com/paypal/gatt.Peripheral的用法示例。


在下文中一共展示了Peripheral.DiscoverDescriptors方法的3个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Golang代码示例。

示例1: onPeriphConnected

func onPeriphConnected(p gatt.Peripheral, err error) {
	fmt.Println("Connected")
	defer p.Device().CancelConnection(p)

	if err := p.SetMTU(500); err != nil {
		fmt.Printf("Failed to set MTU, err: %s\n", err)
	}

	// Discovery services
	ss, err := p.DiscoverServices(nil)
	if err != nil {
		fmt.Printf("Failed to discover services, err: %s\n", err)
		return
	}

	for _, s := range ss {
		msg := "Service: " + s.UUID().String()
		if len(s.Name()) > 0 {
			msg += " (" + s.Name() + ")"
		}
		fmt.Println(msg)

		// Discovery characteristics
		cs, err := p.DiscoverCharacteristics(nil, s)
		if err != nil {
			fmt.Printf("Failed to discover characteristics, err: %s\n", err)
			continue
		}

		for _, c := range cs {
			msg := "  Characteristic  " + c.UUID().String()
			if len(c.Name()) > 0 {
				msg += " (" + c.Name() + ")"
			}
			msg += "\n    properties    " + c.Properties().String()
			fmt.Println(msg)

			// Read the characteristic, if possible.
			if (c.Properties() & gatt.CharRead) != 0 {
				b, err := p.ReadCharacteristic(c)
				if err != nil {
					fmt.Printf("Failed to read characteristic, err: %s\n", err)
					continue
				}
				fmt.Printf("    value         %x | %q\n", b, b)
			}

			// Discovery descriptors
			ds, err := p.DiscoverDescriptors(nil, c)
			if err != nil {
				fmt.Printf("Failed to discover descriptors, err: %s\n", err)
				continue
			}

			for _, d := range ds {
				msg := "  Descriptor      " + d.UUID().String()
				if len(d.Name()) > 0 {
					msg += " (" + d.Name() + ")"
				}
				fmt.Println(msg)

				// Read descriptor (could fail, if it's not readable)
				b, err := p.ReadDescriptor(d)
				if err != nil {
					fmt.Printf("Failed to read descriptor, err: %s\n", err)
					continue
				}
				fmt.Printf("    value         %x | %q\n", b, b)
			}

			// Subscribe the characteristic, if possible.
			if (c.Properties() & (gatt.CharNotify | gatt.CharIndicate)) != 0 {
				f := func(c *gatt.Characteristic, b []byte, err error) {
					fmt.Printf("notified: % X | %q\n", b, b)
				}
				if err := p.SetNotifyValue(c, f); err != nil {
					fmt.Printf("Failed to subscribe characteristic, err: %s\n", err)
					continue
				}
			}

		}
		fmt.Println()
	}

	fmt.Printf("Waiting for 5 seconds to get some notifiations, if any.\n")
	time.Sleep(5 * time.Second)
}
开发者ID:sjenning,项目名称:gatt,代码行数:88,代码来源:explorer.go

示例2: onPeriphConnected

func onPeriphConnected(p gatt.Peripheral, err error) {
	fmt.Println("Connected")
	defer p.Device().CancelConnection(p)

	// Discovery services
	ss, err := p.DiscoverServices(nil)
	if err != nil {
		fmt.Printf("Failed to discover services, err: %s\n", err)
		return
	}

	for _, s := range ss {
		msg := "Service: " + s.UUID().String()
		if len(s.Name()) > 0 {
			msg += " (" + s.Name() + ")"
		}
		fmt.Println(msg)

		// Discovery characteristics
		cs, err := p.DiscoverCharacteristics(nil, s)
		if err != nil {
			fmt.Printf("Failed to discover characteristics, err: %s\n", err)
			continue
		}

		for _, c := range cs {
			msg := "  Characteristic  " + c.UUID().String()
			if len(c.Name()) > 0 {
				msg += " (" + c.Name() + ")"
			}
			msg += "\n    properties    " + c.Properties().String()
			fmt.Println(msg)

			// Read the characteristic, if possible.
			if (c.Properties() & gatt.CharRead) != 0 {
				b, err := p.ReadCharacteristic(c)
				if err != nil {
					fmt.Printf("Failed to read characteristic, err: %s\n", err)
					continue
				}
				fmt.Printf("    value         %x | %q\n", b, b)
			}

			// Discovery descriptors
			ds, err := p.DiscoverDescriptors(nil, c)
			if err != nil {
				fmt.Printf("Failed to discover descriptors, err: %s\n", err)
				continue
			}

			for _, d := range ds {
				msg := "  Descriptor      " + d.UUID().String()
				if len(d.Name()) > 0 {
					msg += " (" + d.Name() + ")"
				}
				fmt.Println(msg)

				// Read descriptor (could fail, if it's not readable)
				b, err := p.ReadDescriptor(d)
				if err != nil {
					fmt.Printf("Failed to read descriptor, err: %s\n", err)
					continue
				}
				fmt.Printf("    value         %x | %q\n", b, b)
			}
		}
		fmt.Println()
	}
}
开发者ID:nikhilbharat,项目名称:gatt,代码行数:69,代码来源:explorer.go

示例3: onPeriphConnected

func onPeriphConnected(p gatt.Peripheral, err error) {
	log.Println("Connected")
	peripheral = p

	err = p.SetMTU(500)
	if err != nil {
		log.Printf("Failed to set MTU, err: %s\n", err)
	}

	uuid, err := gatt.ParseUUID("f000aa00-0451-4000-b000-000000000000")
	if err != nil {
		log.Printf("Failed to create UUID, err: %s\n", err)
		return
	}

	ss, err := p.DiscoverServices(nil)
	if err != nil {
		log.Printf("Failed to discover IR sensor service, err: %s\n", err)
		return
	}

	var s *gatt.Service
	for _, s = range ss {
		if s.UUID().Equal(uuid) {
			break
		}
	}

	cs, err := p.DiscoverCharacteristics(nil, s)
	if err != nil {
		log.Printf("Failed to discover characteristics, err: %s\n", err)
		return
	}

	for _, c := range cs {
		_, err = p.DiscoverDescriptors(nil, c)
		if err != nil {
			log.Printf("Failed to discover descriptors, err: %s\n", err)
			return
		}
	}

	data := cs[0]
	config := cs[1]
	samplerate := cs[2]

	// Turn on notifications
	err = p.SetNotifyValue(data, handleTempNotification)
	if err != nil {
		log.Printf("Failed to write config characteristics, err: %s\n", err)
		return
	}

	// Set sample rate
	err = p.WriteCharacteristic(samplerate, []byte{0xFF}, false)
	if err != nil {
		log.Printf("Failed to write samplerate characteristics, err: %s\n", err)
		return
	}

	// Start sensors
	err = p.WriteCharacteristic(config, []byte{0x01}, false)
	if err != nil {
		log.Printf("Failed to write config characteristics, err: %s\n", err)
		return
	}
}
开发者ID:sjenning,项目名称:rpi-thermostat,代码行数:67,代码来源:main.go


注:本文中的github.com/paypal/gatt.Peripheral.DiscoverDescriptors方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。