lego-ble-wireless-protocol-docs

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acceleration and deceleration

9

Hi, I would love to slowly accelerate and deceleration the motor to a precise angle. I get it to to accelerate, but I cant figure out how to slow down...

valentinptc

Explain usage of Encoder Preset: {0x0b,0x00,0x81,0x01,0x11,0x51,0x02,0x5a,0x00,0x00,0x00};

1

Hello, When using App of Rally Car there is a calibration sequence with Subcommand :0x51,0x02 Data:bytes ,0x00,0x00,0x00,0x00 and Subcommand: 0x51,0x02 Databytes : ,0x5a,0x00,0x00,0x00 Can you explain in detail how it...

marcrupprath

3.18.1 Format of Port Input Format Setup (CombinedMode) > Sub Command = 0x01 SetModeDataSet combination(s)

5

I am trying to set up combined mode sensors on a motor to get notified of changes to either absolute position or speed. I was able to do this with...

Vouzamo

Hub Attached IO init messages too fast

1

When the GATT device is connected, the characteristic instantly receives a series of Hub Attached IO messages with the purpose of declaring the internal devices of the hub and the...

tthiery

LEGO Super Mario protocol?

2

The recently [released teaser about LEGO+Nintendo products](https://youtu.be/Fq3hw4imZ3g) shows Mario has a BlueTooth button in the back. Is it the same protocol as Powered Up? Will the protocol of LEGO Super...

dolmen

Outdated Specification

1

Hi, after reading the news of the upcoming 51515 set and my realization that I do not see any documentation on how to upload code to the spike prime hub...

tthiery

I believe I have found a FW bug in the implementation of the output subcommand 'GotoAbsolutePosition' for _virtual_ ports (both commands 0x0D and 0x0E) when using _immediate_ execution that happens...

gyenesvi

Sensor / Actor - Metadata: Retrieve live or cache / hardcode?

5

Hello, when talking to devices connected to a hub, is it generally a good idea to always fetch their metadata (modes, value formats, min/max ranges) live or is it relatively...

Diamondback2010

StartPower(Power1, Power2) command type

1

Hello, The StartPower(Power1, Power2) function (Output Command 0x81 - Sub Command 0x02) is stated as using the "WriteDirectDataMode" (0x81, 0x51, mode undefined?). I believe it is a error/typo since no...

laurentchar

the example for RGB LED setting is: "Port ID, Startup and Completion Information , 0x51, 0x01, 0x30, 0x47, 0x55" (which seems to make sense), but below at "RGB Commands encoded...

lpfquest