# Latest
**URL:** https://bbs.aprbrother.com/latest.md?page=5
[Latest](https://bbs.aprbrother.com/latest.md) · [Categories](https://bbs.aprbrother.com/categories.md)
**Page:** 6
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## [Gateway V4 的msgpack打包疑问](https://bbs.aprbrother.com/t/gateway-v4-msgpack/1506)
**Author:** [@zanwudaiqu](https://bbs.aprbrother.com/u/zanwudaiqu)\
**Replies:** 3\
**Last updated:** [May 27, 2019, 7:21am UTC](https://bbs.aprbrother.com/t/gateway-v4-msgpack/1506 "2019-05-27T07:21:26Z")
通过后台建立的websocket。可以收到 Gateway V4发来的数据，回复后能够收到每秒一次的数据，根据wiki，数据采用msgpack方式打包，但尝试多次后任然无法解包， 收到的bytes包如下 82 FE 00 C3 F5 03 6A 3D 73 A2 1C 9A C4 2D 58 13 C0 2D 53 9E 98 6A 0E F3 F5 03 59 BC 51 77 03 50 90 CD 6A 3D FA 29 C8 …
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## [Get date and time and timezone of receiver](https://bbs.aprbrother.com/t/get-date-and-time-and-timezone-of-receiver/1498)
**Author:** [@paragtops](https://bbs.aprbrother.com/u/paragtops)\
**Replies:** 1\
**Last updated:** [May 7, 2019, 1:18am UTC](https://bbs.aprbrother.com/t/get-date-and-time-and-timezone-of-receiver/1498 "2019-05-07T01:18:28Z")
I want to know How to get the date and time when a beacon is seen? Also I want to know the timezone of the gateway. In which timezone we will receive the data? Also is there any way to set the timezone of gateway?
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## [Android SDK cannot implement with OS 9.0](https://bbs.aprbrother.com/t/android-sdk-cannot-implement-with-os-9-0/1496)
**Author:** [@Tuanpetch](https://bbs.aprbrother.com/u/Tuanpetch)\
**Replies:** 1\
**Last updated:** [May 5, 2019, 12:54am UTC](https://bbs.aprbrother.com/t/android-sdk-cannot-implement-with-os-9-0/1496 "2019-05-05T00:54:11Z")
Do you plan to upgrade SDK to support on android 9.0+?
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## [April USB Dongle 52832 is available to buy?](https://bbs.aprbrother.com/t/april-usb-dongle-52832-is-available-to-buy/1491)
**Author:** [@blademckain](https://bbs.aprbrother.com/u/blademckain)\
**Replies:** 1\
**Last updated:** [May 5, 2019, 12:46am UTC](https://bbs.aprbrother.com/t/april-usb-dongle-52832-is-available-to-buy/1491 "2019-05-05T00:46:41Z")
Hi, the April USB Dongle 52832 is available to buy? With the April USB Dongle 52832, Is it possible to scan BLE tags and devices with Bluetooth enabled nearby? I would like to use the April USB Dongle 52832 with this …
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## [setRangingExpirationMill(30L)](https://bbs.aprbrother.com/t/setrangingexpirationmill-30l/1487)
**Author:** [@shugyoho](https://bbs.aprbrother.com/u/shugyoho)\
**Replies:** 1\
**Last updated:** [April 19, 2019, 2:49am UTC](https://bbs.aprbrother.com/t/setrangingexpirationmill-30l/1487 "2019-04-19T02:49:23Z")
beaconManager.setRangingExpirationMill(30L)是什麼意思
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## [ABSensorDH Connect](https://bbs.aprbrother.com/t/absensordh-connect/1481)
**Author:** [@roowilliams](https://bbs.aprbrother.com/u/roowilliams)\
**Replies:** 5\
**Last updated:** [April 15, 2019, 1:23am UTC](https://bbs.aprbrother.com/t/absensordh-connect/1481 "2019-04-15T01:23:17Z")
Hello, I have an ABSensorDH. It showed up in the April Beacon app unpredictably but I was able to connect to it. I changed the mode to motion, and now when I get it to show up in the Bluetooth tab of the app (again, it’s…
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## [Data understanding](https://bbs.aprbrother.com/t/data-understanding/1483)
**Author:** [@MAGNETO](https://bbs.aprbrother.com/u/MAGNETO)\
**Replies:** 1\
**Last updated:** [April 11, 2019, 7:31am UTC](https://bbs.aprbrother.com/t/data-understanding/1483 "2019-04-11T07:31:05Z")
having many string of data while having only one beacon card. how to process this.
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## [EEK ibeacon - battery level](https://bbs.aprbrother.com/t/eek-ibeacon-battery-level/1482)
**Author:** [@compoman](https://bbs.aprbrother.com/u/compoman)\
**Replies:** 4\
**Last updated:** [April 10, 2019, 8:27pm UTC](https://bbs.aprbrother.com/t/eek-ibeacon-battery-level/1482 "2019-04-10T20:27:43Z")
Is there a way to configure the EEK ibeacon to transmit the battery level in the raw packet transmission of the ibeacon? So far I only find configuration parameters for UUID/Major/Minor/Output Power/Frequency Regards In…
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## [ABTemp gatttool / python how to get temperature?](https://bbs.aprbrother.com/t/abtemp-gatttool-python-how-to-get-temperature/1479)
**Author:** [@omurdd](https://bbs.aprbrother.com/u/omurdd)\
**Replies:** 1\
**Last updated:** [April 8, 2019, 4:33am UTC](https://bbs.aprbrother.com/t/abtemp-gatttool-python-how-to-get-temperature/1479 "2019-04-08T04:33:26Z")
Hi, I can connect to my ABTemp with gatttool but don’t know which uuid to read for the temperature data. My plan is to create a python script to read temperature from ABTemp.
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## [模式从beacon\_uid\_url模式改回ibeacon](https://bbs.aprbrother.com/t/beacon-uid-url-ibeacon/1475)
**Author:** [@123](https://bbs.aprbrother.com/u/123)\
**Replies:** 2\
**Last updated:** [April 8, 2019, 3:24am UTC](https://bbs.aprbrother.com/t/beacon-uid-url-ibeacon/1475 "2019-04-08T03:24:09Z")
新手请教： 改成ibeacon\_uid\_url后扫描不到设备了，想改回ibeacon模式，怎么改，还有uuid能修改吗？为什么之前修改后都不成功
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## [Rssi 掃描更新問題](https://bbs.aprbrother.com/t/rssi/1473)
**Author:** [@Hz\_Yu](https://bbs.aprbrother.com/u/Hz_Yu)\
**Replies:** 3\
**Last updated:** [April 3, 2019, 6:52am UTC](https://bbs.aprbrother.com/t/rssi/1473 "2019-04-03T06:52:44Z")
rssi 過 5~10秒才更新一次，不會一直持續不間段的更新 手機：SUGAR Android 版本 8.1 Beacon型號 SystemID：123456FFFE9ABCDE Firmware Revsion：V\_3.0.7.1 掃描頻率：1000毫秒
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## [DETECTION of AB BLE](https://bbs.aprbrother.com/t/detection-of-ab-ble/1469)
**Author:** [@MAGNETO](https://bbs.aprbrother.com/u/MAGNETO)\
**Replies:** 2\
**Last updated:** [March 28, 2019, 1:08pm UTC](https://bbs.aprbrother.com/t/detection-of-ab-ble/1469 "2019-03-28T13:08:09Z")
unable to connect and detect in lan and gateway config tool.
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## [AB BLE Gateway 4.0 - Flash Size](https://bbs.aprbrother.com/t/ab-ble-gateway-4-0-flash-size/1471)
**Author:** [@panda](https://bbs.aprbrother.com/u/panda)\
**Replies:** 1\
**Last updated:** [March 28, 2019, 2:32am UTC](https://bbs.aprbrother.com/t/ab-ble-gateway-4-0-flash-size/1471 "2019-03-28T02:32:32Z")
Hello, I assume any custom firmware we want to load on to this device runs on the ESP32 core. What is the specific ESP32 chipset used? What is the flash size?
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## [测距精确度低，有什么措施改善？](https://bbs.aprbrother.com/t/topic/1464)
**Author:** [@longwinded](https://bbs.aprbrother.com/u/longwinded)\
**Replies:** 2\
**Last updated:** [March 27, 2019, 7:14am UTC](https://bbs.aprbrother.com/t/topic/1464 "2019-03-27T07:14:34Z")
买了“超节能蓝牙ibeacon摇一摇室内定位beacon”，用摇一摇助手测试，发现测距误差很大，实际距离只有30cm，APP显示的距离却达到4、5米，为什么会这样呢？
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## [请问在小程序中如何开发](https://bbs.aprbrother.com/t/topic/1462)
**Author:** [@longwinded](https://bbs.aprbrother.com/u/longwinded)\
**Replies:** 1\
**Last updated:** [March 25, 2019, 12:32am UTC](https://bbs.aprbrother.com/t/topic/1462 "2019-03-25T00:32:16Z")
在小程序中如何开发，有相应的SDK或demo吗？
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## [React native sdk](https://bbs.aprbrother.com/t/react-native-sdk/1459)
**Author:** [@shugyoho](https://bbs.aprbrother.com/u/shugyoho)\
**Replies:** 2\
**Last updated:** [March 21, 2019, 10:01am UTC](https://bbs.aprbrother.com/t/react-native-sdk/1459 "2019-03-21T10:01:28Z")
想問一下有沒有 react native sdk
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## [Gateway v4 MQTT message devices array is always empty](https://bbs.aprbrother.com/t/gateway-v4-mqtt-message-devices-array-is-always-empty/1452)
**Author:** [@als07](https://bbs.aprbrother.com/u/als07)\
**Replies:** 5\
**Last updated:** [March 21, 2019, 8:19am UTC](https://bbs.aprbrother.com/t/gateway-v4-mqtt-message-devices-array-is-always-empty/1452 "2019-03-21T08:19:48Z")
Hi, I am using the v4 gateway with MQTT. It was working fine but, for some reason, now all of the MQTT packets arrive with an empty device array, even when there are several ibeacons available Here you can download a w…
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## [Blueduino Start-up time](https://bbs.aprbrother.com/t/blueduino-start-up-time/1456)
**Author:** [@franck](https://bbs.aprbrother.com/u/franck)\
**Replies:** 2\
**Last updated:** [March 19, 2019, 4:20pm UTC](https://bbs.aprbrother.com/t/blueduino-start-up-time/1456 "2019-03-19T16:20:45Z")
Hello i would like to detect when the CC2540 is ready for receving data from “Serial1”. any idea in Arduino ? Thanks Franck
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## [Rssi 每10秒才會更新一次](https://bbs.aprbrother.com/t/rssi-10/1454)
**Author:** [@Hz\_Yu](https://bbs.aprbrother.com/u/Hz_Yu)\
**Replies:** 1\
**Last updated:** [March 18, 2019, 2:13am UTC](https://bbs.aprbrother.com/t/rssi-10/1454 "2019-03-18T02:13:09Z")
你好，想請問一下，Beacon RSSI 每10秒才會更新一次 可能是什麼問題
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## [Packet format for April Beacon N02](https://bbs.aprbrother.com/t/packet-format-for-april-beacon-n02/1451)
**Author:** [@als07](https://bbs.aprbrother.com/u/als07)\
**Replies:** 5\
**Last updated:** [March 18, 2019, 2:11am UTC](https://bbs.aprbrother.com/t/packet-format-for-april-beacon-n02/1451 "2019-03-18T02:11:54Z")
Hi, Could you share the format of the April Beacon N02 advertising data? I post an example packet of my beacon (MAC: 123B6A1B5AA3): 00 12 3B 6A 1B 5A A3 C4 02 01 06 03 03 F5 FE 14 FF D2 00 01 E5 73 38 E6 D8 54 58 10 7…
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## [Urgent help needed with NRF52810 ABSensor N01](https://bbs.aprbrother.com/t/urgent-help-needed-with-nrf52810-absensor-n01/1448)
**Author:** [@Yotam](https://bbs.aprbrother.com/u/Yotam)\
**Replies:** 6\
**Last updated:** [March 15, 2019, 2:44am UTC](https://bbs.aprbrother.com/t/urgent-help-needed-with-nrf52810-absensor-n01/1448 "2019-03-15T02:44:35Z")
Hi there! Setup include Arduino MKR1010WiFi connected to HM-10 module and 2 units of NRF52810 ABSensor N01. Serial works well, I can send AT commands and get response. Setup includes the following: AT+IMME1, AT+ROLE1,…
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## [BLE gateway v4 does not connect to any WIFI](https://bbs.aprbrother.com/t/ble-gateway-v4-does-not-connect-to-any-wifi/1449)
**Author:** [@als07](https://bbs.aprbrother.com/u/als07)\
**Replies:** 2\
**Last updated:** [March 14, 2019, 8:05am UTC](https://bbs.aprbrother.com/t/ble-gateway-v4-does-not-connect-to-any-wifi/1449 "2019-03-14T08:05:49Z")
Hi Our company is evaluating this device for it’s use in our projects After configuring it successfully , it does not connect to any wifi. We tried both WPA2 and open networks. Here are the device details |Firmware V…
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## [Unreadable format from BLE GW V4](https://bbs.aprbrother.com/t/unreadable-format-from-ble-gw-v4/1445)
**Author:** [@dre88](https://bbs.aprbrother.com/u/dre88)\
**Replies:** 3\
**Last updated:** [March 6, 2019, 2:57am UTC](https://bbs.aprbrother.com/t/unreadable-format-from-ble-gw-v4/1445 "2019-03-06T02:57:22Z")
Hi AB, I have my V4 BLE GW connected to uBeac Hook and can see information being passed. The issue that I have is that the infomation appears as follows: ��v�1.1.0.26�mid�aP�time�\]�ip�192.168.120.125�mac�B4E62DBE9A0D�de…
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## [ABKey01 battery level advertisement](https://bbs.aprbrother.com/t/abkey01-battery-level-advertisement/1442)
**Author:** [@john-arvid](https://bbs.aprbrother.com/u/john-arvid)\
**Replies:** 8\
**Last updated:** [March 5, 2019, 10:05am UTC](https://bbs.aprbrother.com/t/abkey01-battery-level-advertisement/1442 "2019-03-05T10:05:09Z")
Hello, I am trying to get the battery level to be sent with the advertisement package from the ABKey01. I see that Eddystone-TLM supports this by default, but the ABKey01 only support iBeacon, Eddystone-UID, Eddystone-…
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## [When building apk,error:Android resource linking failed](https://bbs.aprbrother.com/t/when-building-apk-error-android-resource-linking-failed/1439)
**Author:** [@a076902768](https://bbs.aprbrother.com/u/a076902768)\
**Replies:** 0\
**Last updated:** [February 25, 2019, 10:30am UTC](https://bbs.aprbrother.com/t/when-building-apk-error-android-resource-linking-failed/1439 "2019-02-25T10:30:16Z")
我在build apk時跳出以下的error message 將maven {url“https://maven.google.com”}加到build.gradle後也沒有作用 請問該如何解決呢 Android resource linking failed warn: removing resource com.aprbrother.aprilbeacondemos:string/advinterval without requ…
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## [Android resource linking failed](https://bbs.aprbrother.com/t/android-resource-linking-failed/1396)
**Author:** [@wanchart](https://bbs.aprbrother.com/u/wanchart)\
**Replies:** 3\
**Last updated:** [February 25, 2019, 10:18am UTC](https://bbs.aprbrother.com/t/android-resource-linking-failed/1396 "2019-02-25T10:18:30Z")
小弟為Android studio新手，用了AS 開啟github上提供的AprilBeaconDemos\_android\_studio文件出現以下錯誤訊息，請問如何解決，另外文件中的R都會出現紅色的錯誤cannot resolve symbol 'R'，不知道是否有關連。 Android resource linking failed Output: warn: removing resource com.aprbrothe…
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## [Beacon 電量資訊](https://bbs.aprbrother.com/t/beacon/1437)
**Author:** [@Perfect](https://bbs.aprbrother.com/u/Perfect)\
**Replies:** 4\
**Last updated:** [February 21, 2019, 6:04am UTC](https://bbs.aprbrother.com/t/beacon/1437 "2019-02-21T06:04:15Z")
請問 ABSensor N01 的電量資訊要如何從廣播資訊裡取得 (不透過 SDK)
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## [ESP Soil Sensor 2.2 with ESPeasy](https://bbs.aprbrother.com/t/esp-soil-sensor-2-2-with-espeasy/1433)
**Author:** [@thepit](https://bbs.aprbrother.com/u/thepit)\
**Replies:** 1\
**Last updated:** [February 18, 2019, 2:39am UTC](https://bbs.aprbrother.com/t/esp-soil-sensor-2-2-with-espeasy/1433 "2019-02-18T02:39:06Z")
Hi there, has somebody tested if the sensor works with ESPeasy? How to configure the the Sensor with ESPeasy? My target is to connect the Sensor to openHAB via MQTT.
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## [SDK On GitHub are not working](https://bbs.aprbrother.com/t/sdk-on-github-are-not-working/1431)
**Author:** [@f.parkar.hardtask](https://bbs.aprbrother.com/u/f.parkar.hardtask)\
**Replies:** 1\
**Last updated:** [February 18, 2019, 2:24am UTC](https://bbs.aprbrother.com/t/sdk-on-github-are-not-working/1431 "2019-02-18T02:24:58Z")
We are trying to use your SDK at below link but they are not working for Swift 4. Any idea what is going wrong?
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## [How to connect Blueduino to Windows 10 over BLE](https://bbs.aprbrother.com/t/how-to-connect-blueduino-to-windows-10-over-ble/639)
**Author:** [@elhajj](https://bbs.aprbrother.com/u/elhajj)\
**Replies:** 4\
**Last updated:** [February 7, 2019, 11:21am UTC](https://bbs.aprbrother.com/t/how-to-connect-blueduino-to-windows-10-over-ble/639 "2019-02-07T11:21:38Z")
Hello, any instruction or example on how to connect to Blueduino from a Windows 10 system through Bluetooth v4.0? the system is working fine under android using Bluo and it can send and receive data perfectly using se…
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