# micro:bit **URL:** https://forum.makecode.com/c/microbit/11.md?page=13 [Latest](https://forum.makecode.com/latest.md) · [Categories](https://forum.makecode.com/categories.md) · [Tags](https://forum.makecode.com/tags.md) **Page:** 14 --- ## [Micro:bit heading direction](https://forum.makecode.com/t/micro-bit-heading-direction/3377)
**Author:** [@MINTGenie](https://forum.makecode.com/u/MINTGenie)\ **Replies:** 1\ **Last updated:** [November 28, 2022, 5:47pm UTC](https://forum.makecode.com/t/micro-bit-heading-direction/3377 "2022-11-28T17:47:55Z")
Hello, I am using the DFRobot Maqueen kit where the micro:bit is mounted vertically. I wanted to use the accelerometer and/or magnetometer to traverse a map or draw a path, for example. Start pointing towards North and … --- ## [Which device is best for microbit?](https://forum.makecode.com/t/which-device-is-best-for-microbit/16637)
**Author:** [@noorfatimah08](https://forum.makecode.com/u/noorfatimah08)\ **Replies:** 0\ **Last updated:** [November 28, 2022, 5:30pm UTC](https://forum.makecode.com/t/which-device-is-best-for-microbit/16637 "2022-11-28T17:30:04Z")
Hi everyone! I am new to microbit. As an educator, I have to suggest my students which device is best for microbit coding. Is it android or iOS? Hope you guys can help me out. Thanks. --- ## [Dell Chromebook 3100 - Scratch and Bluetooth with Microbit](https://forum.makecode.com/t/dell-chromebook-3100-scratch-and-bluetooth-with-microbit/16635)
**Author:** [@alextin](https://forum.makecode.com/u/alextin)\ **Replies:** 0\ **Last updated:** [November 28, 2022, 5:23pm UTC](https://forum.makecode.com/t/dell-chromebook-3100-scratch-and-bluetooth-with-microbit/16635 "2022-11-28T17:23:02Z")
For some reason the Scratch app installed on the Dell 3100 Chromebook just would not pick up the Microbit through bluetooth connection. It worked on other older Chromebook. I can’t be the anyone who’s having such issue.… --- ## [Problem with Stem:Bit extension](https://forum.makecode.com/t/problem-with-stem-bit-extension/16456)
**Author:** [@DrPoc](https://forum.makecode.com/u/DrPoc)\ **Replies:** 3\ **Last updated:** [November 21, 2022, 10:32pm UTC](https://forum.makecode.com/t/problem-with-stem-bit-extension/16456 "2022-11-21T22:32:24Z")
When I try to use this extensions: https://github.com/sbcshop/pxt-stembit.git I got the following error: https://github.com/sbcshop/pxt-stembit.git " Hex file is not available - please connect to the internet & try ag… --- ## [Microbit V2 random movement](https://forum.makecode.com/t/microbit-v2-random-movement/16392)
**Author:** [@kymhanson](https://forum.makecode.com/u/kymhanson)\ **Replies:** 3\ **Last updated:** [November 21, 2022, 1:19am UTC](https://forum.makecode.com/t/microbit-v2-random-movement/16392 "2022-11-21T01:19:02Z")
Hello, I am wanting to use a microbit V2 to move randomly? Is this possible? --- ## [Power for Devices](https://forum.makecode.com/t/power-for-devices/14742)
**Author:** [@MrHM](https://forum.makecode.com/u/MrHM)\ **Replies:** 4\ **Last updated:** [November 14, 2022, 3:03am UTC](https://forum.makecode.com/t/power-for-devices/14742 "2022-11-14T03:03:04Z")
Hello, this is probably a general question, but my current use case is an ultrasonic sensor. I bought the sensor from Adafruit that is rated for 3.3v. It works great when my Microbit is plugged into the computer. It d… --- ## [Problem with precision of number](https://forum.makecode.com/t/problem-with-precision-of-number/16184)
**Author:** [@bibbib](https://forum.makecode.com/u/bibbib)\ **Replies:** 5\ **Last updated:** [November 11, 2022, 7:04pm UTC](https://forum.makecode.com/t/problem-with-precision-of-number/16184 "2022-11-11T19:04:11Z")
I hope there is a micro:bit expert out there who can help me with this… I can’t get the “Show data” window (or the LED display) to show the correct number. 10^-4.5 = 0.00003162. When I do a test and just write the ca… --- ## [Servo Limit on micro:bit](https://forum.makecode.com/t/servo-limit-on-micro-bit/16258)
**Author:** [@thekev317](https://forum.makecode.com/u/thekev317)\ **Replies:** 1\ **Last updated:** [November 10, 2022, 4:39am UTC](https://forum.makecode.com/t/servo-limit-on-micro-bit/16258 "2022-11-10T04:39:44Z")
I am working with a teacher on a micro:bit question for her class and she is wondering if 3 servos can be safely and functionally attached to 1 micro:bit. --- ## [Switch GitHub account](https://forum.makecode.com/t/switch-github-account/16249)
**Author:** [@guilhem.martin](https://forum.makecode.com/u/guilhem.martin)\ **Replies:** 1\ **Last updated:** [November 9, 2022, 11:05pm UTC](https://forum.makecode.com/t/switch-github-account/16249 "2022-11-09T23:05:44Z")
Hello, I’ve saved my programs on a GitHub account. I want to switch from this GitHub account to another, so I clicked on “Unlink GitHub”. This correctly signs me out of my GitHub account. But then, when I want to push… --- ## [Code works on simulator, not on micro-bit](https://forum.makecode.com/t/code-works-on-simulator-not-on-micro-bit/12958)
**Author:** [@jaydubyah](https://forum.makecode.com/u/jaydubyah)\ **Replies:** 6\ **Last updated:** [November 9, 2022, 6:00pm UTC](https://forum.makecode.com/t/code-works-on-simulator-not-on-micro-bit/12958 "2022-11-09T18:00:12Z")
I have code in block form that iis supposed to turn on the entire array of LEDs, then off four times. Then if I press A it is supposed to exercise the different i/o pins then count the number of times that another piece… --- ## [Make Micro:bit vibrate remotely](https://forum.makecode.com/t/make-micro-bit-vibrate-remotely/16002)
**Author:** [@Orma115](https://forum.makecode.com/u/Orma115)\ **Replies:** 1\ **Last updated:** [October 26, 2022, 10:35pm UTC](https://forum.makecode.com/t/make-micro-bit-vibrate-remotely/16002 "2022-10-26T22:35:09Z")
Hey there! I’m a university student and as an Interaction design project we’re using Micro:bits to enhance physical activity movements. We’ve not really been introduced to them properly so I’m kind of new to them. As a… --- ## [A problem on bluetooth uart read by micro:bit makecode](https://forum.makecode.com/t/a-problem-on-bluetooth-uart-read-by-micro-bit-makecode/15922)
**Author:** [@HX\_Space](https://forum.makecode.com/u/HX_Space)\ **Replies:** 0\ **Last updated:** [October 20, 2022, 4:31pm UTC](https://forum.makecode.com/t/a-problem-on-bluetooth-uart-read-by-micro-bit-makecode/15922 "2022-10-20T16:31:03Z")
Hi All, I am new to micro:bit makecode and encounter problem when the micro:bit is reading from App Inventor using bluetooth uart. The app is created which there are two buttons, one called “start” and the other called… --- ## [microbit read data from the net](https://forum.makecode.com/t/microbit-read-data-from-the-net/15825)
**Author:** [@naim514](https://forum.makecode.com/u/naim514)\ **Replies:** 0\ **Last updated:** [October 12, 2022, 5:03pm UTC](https://forum.makecode.com/t/microbit-read-data-from-the-net/15825 "2022-10-12T17:03:54Z")
hi please i want to read data from thingspeak or other platfom mqtt for exp using microbit and makecode but i don´t succeed can you help me thx in advance --- ## [Transfer code from Micro:bit back to PC](https://forum.makecode.com/t/transfer-code-from-micro-bit-back-to-pc/15731)
**Author:** [@siflueckiger](https://forum.makecode.com/u/siflueckiger)\ **Replies:** 3\ **Last updated:** [October 11, 2022, 5:46am UTC](https://forum.makecode.com/t/transfer-code-from-micro-bit-back-to-pc/15731 "2022-10-11T05:46:17Z")
Hi. I have the problem that I no longer have my code on the computer. On my Micro:bit the code is running and I would like to load it back to the computer to continue editing. is this possible? thanks for your help. Si… --- ## [Is there an 'On A+B held down'?](https://forum.makecode.com/t/is-there-an-on-a-b-held-down/15732)
**Author:** [@itzd3nis](https://forum.makecode.com/u/itzd3nis)\ **Replies:** 11\ **Last updated:** [October 7, 2022, 4:26pm UTC](https://forum.makecode.com/t/is-there-an-on-a-b-held-down/15732 "2022-10-07T16:26:47Z")
I would like to know if possibly there is a way to detect when button A+B is being held instead of pressed as a separate event. Anyone able to help? Thanks. --- ## [Does serial redirect interrupt radio comms?](https://forum.makecode.com/t/does-serial-redirect-interrupt-radio-comms/15662)
**Author:** [@martinlevins](https://forum.makecode.com/u/martinlevins)\ **Replies:** 2\ **Last updated:** [October 3, 2022, 5:29pm UTC](https://forum.makecode.com/t/does-serial-redirect-interrupt-radio-comms/15662 "2022-10-03T17:29:13Z")
Hey What I’m connecting to a MonkMakes CO2 sensor which requires a serial redirect Having done so I find that radio comms won’t work Why Because the serial is redirected, I can’t chart or log CO2 data, so I wanted t… --- ## [Publish in topic with iot bit 1.6](https://forum.makecode.com/t/publish-in-topic-with-iot-bit-1-6/15678)
**Author:** [@naim514](https://forum.makecode.com/u/naim514)\ **Replies:** 0\ **Last updated:** [October 1, 2022, 9:27pm UTC](https://forum.makecode.com/t/publish-in-topic-with-iot-bit-1-6/15678 "2022-10-01T21:27:23Z")
hi i connect to the public broker (broker.dasboardmqtt.com) with my iot bit 1.6 using microbit but i can´t publish in the topic or subscribe to it but when i use mqtt dash with my smartphone or with my browser i publish… --- ## [Micro:Bit with Addressable LEDs WS2811 v WS2812B](https://forum.makecode.com/t/micro-bit-with-addressable-leds-ws2811-v-ws2812b/15517)
**Author:** [@thornomad](https://forum.makecode.com/u/thornomad)\ **Replies:** 5\ **Last updated:** [September 29, 2022, 4:49pm UTC](https://forum.makecode.com/t/micro-bit-with-addressable-leds-ws2811-v-ws2812b/15517 "2022-09-29T16:49:47Z")
Hoping someone here has some familiarity with this topic and can point me in the right direction. tl;dr — I’ve tried both WS2812B LED strips and WS2811 LED strings but can’t get the WS2811 to work. Is \*\* WS2811\*\* suppo… --- ## [Can sensor data from a Micro:bit be an input for MakeCode Arcade? Or other ways to trigger animations?](https://forum.makecode.com/t/can-sensor-data-from-a-micro-bit-be-an-input-for-makecode-arcade-or-other-ways-to-trigger-animations/15625)
**Author:** [@Robbathon](https://forum.makecode.com/u/Robbathon)\ **Replies:** 0\ **Last updated:** [September 27, 2022, 4:26pm UTC](https://forum.makecode.com/t/can-sensor-data-from-a-micro-bit-be-an-input-for-makecode-arcade-or-other-ways-to-trigger-animations/15625 "2022-09-27T16:26:20Z")
Hello, I am interested in using inputs like the accelerometer or sound sensor to control some simple, slow, but colourful animations. Might using a shield for Arcade be a way to do this? If so, can someone point to an… --- ## [Wiring on USB when rediricting serial to USB](https://forum.makecode.com/t/wiring-on-usb-when-rediricting-serial-to-usb/15612)
**Author:** [@Svein-Tore](https://forum.makecode.com/u/Svein-Tore)\ **Replies:** 1\ **Last updated:** [September 26, 2022, 6:14pm UTC](https://forum.makecode.com/t/wiring-on-usb-when-rediricting-serial-to-usb/15612 "2022-09-26T18:14:37Z")
Hi! I have a special setup and I want to send serial data over USB. On the USB side I want to know how the wiring are. The USB cable for the Micor:bit has 4 wires: Red: 5V Black: GND Green: D+ White:D- I have l… --- ## [Extension BlocklyTalky pour micro:bit V2 ?](https://forum.makecode.com/t/extension-blocklytalky-pour-micro-bit-v2/15510)
**Author:** [@Patricia](https://forum.makecode.com/u/Patricia)\ **Replies:** 0\ **Last updated:** [September 22, 2022, 7:22pm UTC](https://forum.makecode.com/t/extension-blocklytalky-pour-micro-bit-v2/15510 "2022-09-22T19:22:26Z")
Bonjour Est ce que quelqu’un a trouvé le moyen de remplacer BlocklyTalky ou de l’adapter pour qu’elle soit compatible avec les cartes V2 ? --- ## [Chrome OS - known WebUSB issue](https://forum.makecode.com/t/chrome-os-known-webusb-issue/15486)
**Author:** [@jacqueline.russell](https://forum.makecode.com/u/jacqueline.russell)\ **Replies:** 1\ **Last updated:** [September 22, 2022, 7:20pm UTC](https://forum.makecode.com/t/chrome-os-known-webusb-issue/15486 "2022-09-22T19:20:10Z")
Hi folks! For anyone using MakeCode for micro:bit on a Chromebook and downloading via WebUSB (pairing your browser with the micro:bit connected via USB) - there is a known issue with the latest Chrome OS update (https:/… --- ## [Micro:bit and external color sensor?](https://forum.makecode.com/t/micro-bit-and-external-color-sensor/15370)
**Author:** [@mathpun](https://forum.makecode.com/u/mathpun)\ **Replies:** 3\ **Last updated:** [September 19, 2022, 4:01pm UTC](https://forum.makecode.com/t/micro-bit-and-external-color-sensor/15370 "2022-09-19T16:01:26Z")
Hello! I am trying to connect an external color sensor (https://www.adafruit.com/product/1356 ) to the micro:bit V2 using makecode. It needs to be an external sensor for my project. I think I need an extension in makeco… --- ## [Sprite Following with Micro:Bit?](https://forum.makecode.com/t/sprite-following-with-micro-bit/12102)
**Author:** [@MisterGorp](https://forum.makecode.com/u/MisterGorp)\ **Replies:** 1\ **Last updated:** [September 16, 2022, 4:46pm UTC](https://forum.makecode.com/t/sprite-following-with-micro-bit/12102 "2022-09-16T16:46:08Z")
Can you make a sprite follow another sprite with a Micro:Bit? Maybe a way to make a sprite point towards another sprite and walk forward? Thanks --- ## [Hex file is not available error](https://forum.makecode.com/t/hex-file-is-not-available-error/15322)
**Author:** [@dsssssssss9](https://forum.makecode.com/u/dsssssssss9)\ **Replies:** 1\ **Last updated:** [September 13, 2022, 4:21pm UTC](https://forum.makecode.com/t/hex-file-is-not-available-error/15322 "2022-09-13T16:21:52Z")
Hi whenever i try to download the following code , either direct to Micro:Bit or as a hex file i get " Hex file is not available - please connect to the internet & try again " error other projects work so can anyone … --- ## [How sensitive is the light sensor?](https://forum.makecode.com/t/how-sensitive-is-the-light-sensor/13401)
**Author:** [@mrhope](https://forum.makecode.com/u/mrhope)\ **Replies:** 3\ **Last updated:** [September 12, 2022, 2:04pm UTC](https://forum.makecode.com/t/how-sensitive-is-the-light-sensor/13401 "2022-09-12T14:04:45Z")
Hi all, I am testing the embedded light sensor on the microbit. It appeared it would only detect values if I have a torch light shining very closely on the LEDs. Is this the same for everyone or am I missing some step t… --- ## [Programming & downloading MakeCode to a Micro:Bit via Android Tablet with the use of an OTG adaptor](https://forum.makecode.com/t/programming-downloading-makecode-to-a-micro-bit-via-android-tablet-with-the-use-of-an-otg-adaptor/15149)
**Author:** [@dsssssssss9](https://forum.makecode.com/u/dsssssssss9)\ **Replies:** 6\ **Last updated:** [August 31, 2022, 8:17pm UTC](https://forum.makecode.com/t/programming-downloading-makecode-to-a-micro-bit-via-android-tablet-with-the-use-of-an-otg-adaptor/15149 "2022-08-31T20:17:26Z")
Am having major problems using the recommended Bluetooth / Android APP method to download MakeCode to Micro:Bit so thought i would try connecting the Micro:Bit directly to the Android Device with an “OTG” adaptor…This wo… --- ## [Water rocket - measuring altitude with the accelerometer](https://forum.makecode.com/t/water-rocket-measuring-altitude-with-the-accelerometer/15129)
**Author:** [@aha-ha](https://forum.makecode.com/u/aha-ha)\ **Replies:** 0\ **Last updated:** [August 29, 2022, 4:19pm UTC](https://forum.makecode.com/t/water-rocket-measuring-altitude-with-the-accelerometer/15129 "2022-08-29T16:19:31Z")
I would like to launch a water rocket and send the micro:bit along. It should measure how high the rocket flew and preferably also how fast the rocket flew… Does anyone have a code idea? Thanks a lot in advance. aha-ha --- ## [Can't have Bluetooth and some other extensions](https://forum.makecode.com/t/cant-have-bluetooth-and-some-other-extensions/15084)
**Author:** [@keble6](https://forum.makecode.com/u/keble6)\ **Replies:** 2\ **Last updated:** [August 29, 2022, 4:13pm UTC](https://forum.makecode.com/t/cant-have-bluetooth-and-some-other-extensions/15084 "2022-08-29T16:13:03Z")
What are the rules for adding the Bluetooth extension? I tried to add this with a couple of other extensions already added (one is DS3231, the other is my own I2C extension) - adding Bluetooth resulted in the others bein… --- ## [Microbit Developer Setup the code change did not effecting the output](https://forum.makecode.com/t/microbit-developer-setup-the-code-change-did-not-effecting-the-output/14711)
**Author:** [@faisalbaabte](https://forum.makecode.com/u/faisalbaabte)\ **Replies:** 3\ **Last updated:** [August 23, 2022, 5:28pm UTC](https://forum.makecode.com/t/microbit-developer-setup-the-code-change-did-not-effecting-the-output/14711 "2022-08-23T17:28:11Z")
I have successfully configured the microbit make code developer setup on my pc and clearly working locally but the code changes not affecting the output. [Previous page](https://forum.makecode.com/c/microbit/11.md?page=12) [Next page](https://forum.makecode.com/c/microbit/11.md?page=14)