# micro:bit **URL:** https://forum.makecode.com/c/microbit/11.md?page=14 [Latest](https://forum.makecode.com/latest.md) · [Categories](https://forum.makecode.com/categories.md) · [Tags](https://forum.makecode.com/tags.md) **Page:** 15 --- ## [Rfid rc522?](https://forum.makecode.com/t/rfid-rc522/5989)
**Author:** [@frank\_schmidt](https://forum.makecode.com/u/frank_schmidt)\ **Replies:** 3\ **Last updated:** [August 23, 2022, 5:25pm UTC](https://forum.makecode.com/t/rfid-rc522/5989 "2022-08-23T17:25:48Z")
Will this work with Micro:bit V 1 ? Just asking for a friend… --- ## [How to make an extension block with numeric drop-down parameters?](https://forum.makecode.com/t/how-to-make-an-extension-block-with-numeric-drop-down-parameters/15027)
**Author:** [@keble6](https://forum.makecode.com/u/keble6)\ **Replies:** 1\ **Last updated:** [August 22, 2022, 4:26pm UTC](https://forum.makecode.com/t/how-to-make-an-extension-block-with-numeric-drop-down-parameters/15027 "2022-08-22T16:26:34Z")
I want to create a makecode extension with a block that has a numeric drop-down. For example values of 4.096, 2.048, 1.024. I recollect the drop-down values are made as enums, but I can’t see how to use numbers as enum … --- ## [Wait Until blocks](https://forum.makecode.com/t/wait-until-blocks/14847)
**Author:** [@CuteMrMerp](https://forum.makecode.com/u/CuteMrMerp)\ **Replies:** 2\ **Last updated:** [August 9, 2022, 11:31pm UTC](https://forum.makecode.com/t/wait-until-blocks/14847 "2022-08-09T23:31:27Z")
Hello I just wanted to share a little extention I made Here’s the link: https://github.com/CuteMrMerp/button\_held This extention adds a block called check if \[button\] is held for \[ms\] Put it in an if block and it wil… --- ## [makecode on NRF52833 - Micro:Bit](https://forum.makecode.com/t/makecode-on-nrf52833-micro-bit/14839)
**Author:** [@tcpipchip](https://forum.makecode.com/u/tcpipchip)\ **Replies:** 0\ **Last updated:** [August 8, 2022, 10:14pm UTC](https://forum.makecode.com/t/makecode-on-nrf52833-micro-bit/14839 "2022-08-08T22:14:09Z")
Hi, i am running now a Makecode example on NRF52833 (U-BLOX NINA B40) See the blog, and help us to make more experiments See my blog --- ## [Nrf52833](https://forum.makecode.com/t/nrf52833/13999)
**Author:** [@tcpipchip](https://forum.makecode.com/u/tcpipchip)\ **Replies:** 1\ **Last updated:** [August 8, 2022, 10:14pm UTC](https://forum.makecode.com/t/nrf52833/13999 "2022-08-08T22:14:07Z")
Hi, i have here some units nrf52833 May i use the makecode (micro:bit select) to program it ? I have got success to program the NRF52840… Thanks! --- ## [Different behavior between simulator and micro:bit](https://forum.makecode.com/t/different-behavior-between-simulator-and-micro-bit/14641)
**Author:** [@mealeyst](https://forum.makecode.com/u/mealeyst)\ **Replies:** 1\ **Last updated:** [July 29, 2022, 9:35pm UTC](https://forum.makecode.com/t/different-behavior-between-simulator-and-micro-bit/14641 "2022-07-29T21:35:20Z")
I have a bit of a head scratcher here, my wife was working on this code for her micro:bit. The idea behind the program is to have an alarm system to alert you if a young child opened a door. Pressing “A” will arm the ala… --- ## [Am I missing something?](https://forum.makecode.com/t/am-i-missing-something/4659)
**Author:** [@charliegregg](https://forum.makecode.com/u/charliegregg)\ **Replies:** 7\ **Last updated:** [July 29, 2022, 4:28pm UTC](https://forum.makecode.com/t/am-i-missing-something/4659 "2022-07-29T16:28:29Z")
Am I being “not smart”. why is the split function not working It just returns an empty list. --- ## [Datalogging Video: Jacdac, Pie Chart, Accelerometer data](https://forum.makecode.com/t/datalogging-video-jacdac-pie-chart-accelerometer-data/14627)
**Author:** [@frank\_schmidt](https://forum.makecode.com/u/frank_schmidt)\ **Replies:** 0\ **Last updated:** [July 27, 2022, 5:05pm UTC](https://forum.makecode.com/t/datalogging-video-jacdac-pie-chart-accelerometer-data/14627 "2022-07-27T17:05:47Z")
Using Neopixels strip to display Jacdac button and logging Microbit V2 accelerometer then saving data in Excel and generating a pie chart of that data: --- ## [Micro:bit tutorial oops error](https://forum.makecode.com/t/micro-bit-tutorial-oops-error/14434)
**Author:** [@EarthEdSTEM](https://forum.makecode.com/u/EarthEdSTEM)\ **Replies:** 4\ **Last updated:** [July 18, 2022, 4:01pm UTC](https://forum.makecode.com/t/micro-bit-tutorial-oops-error/14434 "2022-07-18T16:01:46Z")
HI. I am building tutorials for my students but have been receiving the check internet error when trying to test it using preview. I have searched the forum and checked graphics links etc as suggested. The .md files wor… --- ## [Can i force my program to check the "if" section while it's running the "else" segment?](https://forum.makecode.com/t/can-i-force-my-program-to-check-the-if-section-while-its-running-the-else-segment/14097)
**Author:** [@cpull31](https://forum.makecode.com/u/cpull31)\ **Replies:** 6\ **Last updated:** [July 8, 2022, 8:07pm UTC](https://forum.makecode.com/t/can-i-force-my-program-to-check-the-if-section-while-its-running-the-else-segment/14097 "2022-07-08T20:07:45Z")
so, i have a traffic light system that when it receives a specific number through radio, it will change it to green + amber at the same time, but i’ve noticed it only checks for that number being received when it finishe… --- ## [Suggestion on creating a classroom activity](https://forum.makecode.com/t/suggestion-on-creating-a-classroom-activity/14261)
**Author:** [@kbm15](https://forum.makecode.com/u/kbm15)\ **Replies:** 4\ **Last updated:** [July 5, 2022, 6:10pm UTC](https://forum.makecode.com/t/suggestion-on-creating-a-classroom-activity/14261 "2022-07-05T18:10:20Z")
Hello, We will be using github to create some lessons and have the students access it. We have been testing with some mock repos and the results were mixed. It seems you can display some kind of info from the github pa… --- ## [Integrating the MAXREFDES117 with the micro:bit (C++)](https://forum.makecode.com/t/integrating-the-maxrefdes117-with-the-micro-bit-c/14328)
**Author:** [@usultonov\_b18](https://forum.makecode.com/u/usultonov_b18)\ **Replies:** 0\ **Last updated:** [July 5, 2022, 5:12pm UTC](https://forum.makecode.com/t/integrating-the-maxrefdes117-with-the-micro-bit-c/14328 "2022-07-05T17:12:39Z")
Hello, Has anyone used the MAXREFDES117 from maxim integrated with the micro:bit before? It’s a pulse oximeter sensor from rs online which has example source code available for both arduino and mbed platforms (micro:bit… --- ## [How I can I fix the problem of program too big \_\_Bytes](https://forum.makecode.com/t/how-i-can-i-fix-the-problem-of-program-too-big-bytes/14248)
**Author:** [@blaxnail6452](https://forum.makecode.com/u/blaxnail6452)\ **Replies:** 3\ **Last updated:** [June 29, 2022, 10:23pm UTC](https://forum.makecode.com/t/how-i-can-i-fix-the-problem-of-program-too-big-bytes/14248 "2022-06-29T22:23:57Z")
Hello, I’m trying to write a complex program on Makecode Blocks. I noticed my program used to download successfully until last Tuesday. The program can run on the simulator, but when I tried to download it, it failed. … --- ## [Help with coding using VL53L0X V2 laser ToF on microbit](https://forum.makecode.com/t/help-with-coding-using-vl53l0x-v2-laser-tof-on-microbit/4252)
**Author:** [@pyc](https://forum.makecode.com/u/pyc)\ **Replies:** 2\ **Last updated:** [June 21, 2022, 5:01pm UTC](https://forum.makecode.com/t/help-with-coding-using-vl53l0x-v2-laser-tof-on-microbit/4252 "2022-06-21T17:01:05Z")
Hi guys! I’m working on using VL53L0X V2 laser ToF on the Microbit to measure distance. But I don’t know how to get it working. references I’ve found were mostly on Arduino boards. Could anyone help me out please? --- ## [https://makecode.microbit.org/\_9cX5o2EeWWDw](https://forum.makecode.com/t/https-makecode-microbit-org-9cx5o2eewwdw/13991)
**Author:** [@Leo.Vempeny](https://forum.makecode.com/u/Leo.Vempeny)\ **Replies:** 0\ **Last updated:** [June 7, 2022, 9:09pm UTC](https://forum.makecode.com/t/https-makecode-microbit-org-9cx5o2eewwdw/13991 "2022-06-07T21:09:21Z")
Down a up is so fun --- ## [I can't connect my microbit to app (appinventor)](https://forum.makecode.com/t/i-cant-connect-my-microbit-to-app-appinventor/13978)
**Author:** [@Rodertech](https://forum.makecode.com/u/Rodertech)\ **Replies:** 0\ **Last updated:** [June 6, 2022, 5:18pm UTC](https://forum.makecode.com/t/i-cant-connect-my-microbit-to-app-appinventor/13978 "2022-06-06T17:18:50Z")
Hi, Last year I designed a domotic house (project at school) and used it with an app that we had developed with appinventor. There was no microbit-app connection problem. This course we are trying to do the same, I make… --- ## [Custom block with Javascript](https://forum.makecode.com/t/custom-block-with-javascript/13876)
**Author:** [@Maciek21](https://forum.makecode.com/u/Maciek21)\ **Replies:** 2\ **Last updated:** [June 2, 2022, 4:06pm UTC](https://forum.makecode.com/t/custom-block-with-javascript/13876 "2022-06-02T16:06:49Z")
Hi guys! I am writing, because I have one question: Is it possible to create a logic custom block like “if”? I know that there are already logic block in Makecode, but I would like to create my own logic blocks like “i… --- ## [https://makecode.microbit.org/\_Mz1WsPYui4Jq](https://forum.makecode.com/t/https-makecode-microbit-org-mz1wspyui4jq/13891)
**Author:** [@emanuelvilla](https://forum.makecode.com/u/emanuelvilla)\ **Replies:** 0\ **Last updated:** [June 1, 2022, 5:13pm UTC](https://forum.makecode.com/t/https-makecode-microbit-org-mz1wspyui4jq/13891 "2022-06-01T17:13:30Z")
corazon palpitante --- ## [Program too big](https://forum.makecode.com/t/program-too-big/13765)
**Author:** [@kunkka](https://forum.makecode.com/u/kunkka)\ **Replies:** 3\ **Last updated:** [May 26, 2022, 4:53pm UTC](https://forum.makecode.com/t/program-too-big/13765 "2022-05-26T16:53:31Z")
I want to drive the LCD, then I used a big array to store ASCII, about 96\*12 numbers, then I got the “program too big” error, I was thinking if there is a way to store this array in ROM ? please help me --- ## [How to disable driver feature on pins 3,4,6,7,9](https://forum.makecode.com/t/how-to-disable-driver-feature-on-pins-3-4-6-7-9/13766)
**Author:** [@qazxsw](https://forum.makecode.com/u/qazxsw)\ **Replies:** 1\ **Last updated:** [May 26, 2022, 4:48pm UTC](https://forum.makecode.com/t/how-to-disable-driver-feature-on-pins-3-4-6-7-9/13766 "2022-05-26T16:48:39Z")
From the microbit help page: Pins: P3, P4, P6, P7, P9, P10 These pins are coupled to the LED matrix display, and also it’s associated ambient light sensing mode. To disable the display driver feature (which will automa… --- ## [https://makecode.microbit.org/\_A1PiYhAVV1C9](https://forum.makecode.com/t/https-makecode-microbit-org-a1piyhavv1c9/13754)
**Author:** [@Luckylol08](https://forum.makecode.com/u/Luckylol08)\ **Replies:** 0\ **Last updated:** [May 24, 2022, 5:29pm UTC](https://forum.makecode.com/t/https-makecode-microbit-org-a1piyhavv1c9/13754 "2022-05-24T17:29:42Z")
lekker subway surfers maken whoop whoop --- ## [Steering Wheel with McroBit?](https://forum.makecode.com/t/steering-wheel-with-mcrobit/10966)
**Author:** [@DahbixLP](https://forum.makecode.com/u/DahbixLP)\ **Replies:** 11\ **Last updated:** [May 23, 2022, 9:11pm UTC](https://forum.makecode.com/t/steering-wheel-with-mcrobit/10966 "2022-05-23T21:11:45Z")
Hi! So I’ve been thinking about something. I recently made a replica of a f1 steering wheel! And I know the microBit can connect to the phone and has a tilt sensor! So I was asking if it was possible to put it on the ste… --- ## [Micro:bit V2 + external color sensor + makecode?](https://forum.makecode.com/t/micro-bit-v2-external-color-sensor-makecode/13731)
**Author:** [@mathpun](https://forum.makecode.com/u/mathpun)\ **Replies:** 3\ **Last updated:** [May 23, 2022, 9:11pm UTC](https://forum.makecode.com/t/micro-bit-v2-external-color-sensor-makecode/13731 "2022-05-23T21:11:29Z")
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… --- ## [https://makecode.microbit.org/\_ATa77K7zxfdd](https://forum.makecode.com/t/https-makecode-microbit-org-ata77k7zxfdd/13660)
**Author:** [@hielke](https://forum.makecode.com/u/hielke)\ **Replies:** 0\ **Last updated:** [May 19, 2022, 6:35pm UTC](https://forum.makecode.com/t/https-makecode-microbit-org-ata77k7zxfdd/13660 "2022-05-19T18:35:56Z")
lesson one --- ## [https://makecode.microbit.org/\_djjYCyEdH1sC](https://forum.makecode.com/t/https-makecode-microbit-org-djjycyedh1sc/13539)
**Author:** [@Ben](https://forum.makecode.com/u/Ben)\ **Replies:** 0\ **Last updated:** [May 12, 2022, 4:26pm UTC](https://forum.makecode.com/t/https-makecode-microbit-org-djjycyedh1sc/13539 "2022-05-12T16:26:58Z")
Hjelm --- ## [https://makecode.microbit.org/\_Y4b69Y07tYDf](https://forum.makecode.com/t/https-makecode-microbit-org-y4b69y07tydf/13538)
**Author:** [@Ben](https://forum.makecode.com/u/Ben)\ **Replies:** 0\ **Last updated:** [May 12, 2022, 4:26pm UTC](https://forum.makecode.com/t/https-makecode-microbit-org-y4b69y07tydf/13538 "2022-05-12T16:26:56Z")
Gullfinale --- ## [https://makecode.microbit.org/\_PXuFit5ybK9x ](https://forum.makecode.com/t/https-makecode-microbit-org-pxufit5ybk9x/13442)
**Author:** [@Theboirule](https://forum.makecode.com/u/Theboirule)\ **Replies:** 0\ **Last updated:** [May 5, 2022, 11:22pm UTC](https://forum.makecode.com/t/https-makecode-microbit-org-pxufit5ybk9x/13442 "2022-05-05T23:22:44Z")
Read it --- ## [Directing the user to a specific bluetooth source.](https://forum.makecode.com/t/directing-the-user-to-a-specific-bluetooth-source/13430)
**Author:** [@1topaktas](https://forum.makecode.com/u/1topaktas)\ **Replies:** 0\ **Last updated:** [May 4, 2022, 5:26pm UTC](https://forum.makecode.com/t/directing-the-user-to-a-specific-bluetooth-source/13430 "2022-05-04T17:26:27Z")
Hi everybody, My aim is to evacuate a disabled student with a certain route in an emergency. In this project, I want to sequentially direct the user who wears a microbit clock to several specified bluetooth sources. B… --- ## [Is it possible to see ALL the generated code in MakeCode?](https://forum.makecode.com/t/is-it-possible-to-see-all-the-generated-code-in-makecode/13400)
**Author:** [@jharris1993](https://forum.makecode.com/u/jharris1993)\ **Replies:** 0\ **Last updated:** [May 2, 2022, 4:50pm UTC](https://forum.makecode.com/t/is-it-possible-to-see-all-the-generated-code-in-makecode/13400 "2022-05-02T16:50:28Z")
Greetings! I am trying to learn, and implement, certain things within MakeCode, specifically for the micro:bit, but eventually for other platforms, like the Adafruit CLUE and such like. I have two main issues that this… --- ## [https://makecode.microbit.org/\_b7hHgAEYxdmH](https://forum.makecode.com/t/https-makecode-microbit-org-b7hhgaeyxdmh/13282)
**Author:** [@mrnkyn1](https://forum.makecode.com/u/mrnkyn1)\ **Replies:** 0\ **Last updated:** [April 26, 2022, 4:58pm UTC](https://forum.makecode.com/t/https-makecode-microbit-org-b7hhgaeyxdmh/13282 "2022-04-26T16:58:15Z")
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