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Johan Westlund

Built servers, Battery Management Systems, electric Formula Student cars and a lot of DIY solutions for my self. Student@KTH

Sweden
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7 Followers
4 Following
8 Projects
58 Likes
johan-westlund
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This user joined on 03/17/2016.

12.3k
37
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Log and display CANbus messages with ESP32
Project Owner Contributor

ESP32 CANbus shield

johan-westlundJohan Westlund

7.6k
28
0
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A lightweight and simple devboard for ESP8266-12 with 2.54mm breadboard pinout and works with 1V-5.5V batteries
Project Owner Contributor

Homefixer ESP8266 devboard

johan-westlundJohan Westlund

3.4k
210
6
8
An addon to all 9V battery fire alarms that sends the alarm and battery status to phones by Bluetooth. The phone then rings or sends a SMS.
Project Owner Contributor

SmartAlarm

johan-westlundJohan Westlund

72
3
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Quick and simple feet with a clever locking mechanism for my old PC chassis
Project Owner Contributor

New feet for an old PC

johan-westlundJohan Westlund

4.7k
5
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Connecting all control pins from DRV8825 to NodeMCU
Project Owner Contributor

NodeMCU and DRV8825

johan-westlundJohan Westlund

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Using those cheap 10x10 cm pcb fabricator module for a modular mechanical keyboard design.
Project Owner Contributor

Modular mechanical keyboard

johan-westlundJohan Westlund

View all 8 projects

  • Tindie
7.1k
448
8
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A place for Tindie sellers and the community to meet and stretch their legs
Project Owner Contributor

Tindie Dog Park

tindieTindie

Things I've Built

Formula Student Electric car

Battery management system

149.8k
1.1k
53
881
High Power, High Performance 400V 300A 100+kW Motor Controller fully compatible with VESC®
Project Owner Contributor

Axiom: 100+kW Motor Controller

marcosMarcos

84k
1.1k
30
771
A 2.5mm thick flexible smart watch with e-ink display, BT 4.0, and health sensors.
Project Owner Contributor

Flexible Smartwatch

nick-amesNick Ames

46.4k
187
16
170
The Redox project is an open-source, QMK (Quantum Mechanical Keyboard Firmware) powered, ergonomic split mechanical keyboard.
Project Owner Contributor

Redox keyboard

mattia-dal-benMattia Dal Ben

42.2k
830
9
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A compact, battery powered IOT multi sensor module with wifi & MQTT support. Feat. temperature, humiditity, lux, air pressure, PIR & more
Project Owner Contributor

ESPmobe - battery powered ESP32 IoT-sensor

michaelMichael

29.9k
74
17
38
This cell balancer will transfer electrical charges from a strong cell to a weak cell. Ideal for electric vehicles.
Project Owner Contributor

Low-Cost Non-Dissipative Active Battery Balancer

afdhal-atiff-tanAfdhal Atiff Tan

16.9k
61
7
36
Umm... a ESP 32 CAN Driver ;)
Project Owner Contributor

ESP32 CAN Driver

thomasThomas

15.4k
146
7
121
A safety glasses with a bluetooth enabled head mounted oled Display, to diplay data from your measuring device right into your view field.
Project Owner Contributor

Safety Glasses With B.T. Display for Multimeter

alain-mauerAlain Mauer

13.5k
130
13
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badgy is a rechargeable coin cell powered ePaper display with WiFi connectivity
Project Owner Contributor

badgy

w4ilunw4ilun

11.8k
43
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Get an IFTTT mobile notification when someone presses your door bell
Project Owner Contributor

Belle: Door bell alert with ESP8266 + IFTTT

sayaneesayanee

10.7k
24
2
40
A plug-in ESP8266 to ASK/OOK RF module for controlling simple RF devices over WiFi
Project Owner Contributor

ESP433: WiFi to 433MHz bridge

kurt-kieferKurt Kiefer

9.6k
104
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A 1" squared ESP32 module that natively takes LiPo batteries, charges them, and doesn't kill them.
Project Owner Contributor

uMesh

jarrettJarrett

  • Tindie
7.1k
448
8
259
A place for Tindie sellers and the community to meet and stretch their legs
Project Owner Contributor

Tindie Dog Park

tindieTindie

4.9k
5.2k
9
44
A controller for all your IoT needs.
Project Owner Contributor

ESP IoT Controller

jeremiasJeremias

2.7k
12
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WiFi manager for ESP8266 - ESP12 - ESP32 with micropython
Project Owner Contributor

WiFiManager

tayfunulutayfunulu

2.5k
34
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Nordic nRF52832 BLE development board with Temperature/Humidity/Light/Accelerometer sensors.
Project Owner Contributor

bluey

mahesh-venkitachalamMahesh Venkitachalam

2.1k
2.1k
0
22
The ESPWear is a development board for wearables with WiFi using the ESP8266 as core.
Project Owner Contributor

ESPWear - ESP8266 for Wearables

pedro-minatelPedro Minatel

1.7k
11
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StepUp tools new features: the Sketcher for Push and Pull KiCad PCB Edge, Hierarchy for STEP exporting & a full FC WorkBench.
Project Owner Contributor

kicad StepUp new hack: The Sketcher!

mauriceMaurice

916
11
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Temperature&Humidty sensor WiFi on battery less than 10$
Project Owner Contributor

ESPIOT

faire-soi-memeFaire-soi-meme

View all

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Bits

PixelDud wrote 02/05/2019 at 20:23 • point

Thanks for the follow!

  Are you sure? yes | no

Johan Westlund wrote 02/06/2019 at 13:48 • point

All the best with the laptop project

  Are you sure? yes | no

Afdhal Atiff Tan wrote 05/10/2017 at 23:48 • point

Thanks for following and liking my battery balancer project Johan :)

  Are you sure? yes | no

Eric Hertz wrote 03/20/2016 at 06:48 • point

Howdy! Thanks for the skull! And your fire-alarm project sounds like a great idea! Oh, also, I know a family 'round here that shares your last-name. Cool ;)

  Are you sure? yes | no

Johan Westlund wrote 03/20/2016 at 10:58 • point

Thank you as well :)

  Are you sure? yes | no

Elton V wrote 03/20/2016 at 05:31 • point

Hi! tahnks a lot for thw Skuall 

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