Sniffing any CAN-bus on the cheap(5$) with Arduino, Tested on an VW Polo 9N3
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- čas přidán 23. 03. 2020
- I show you how i startet playing around with the Comfort CAN-Bus on my Car and why i ordered a new PCB from pcbway.com for just 5$
Part 2 is now online:
• Playing with CAN bus a...
MCP2515 Arduino Library:
github.com/autowp/arduino-mcp...
my edited fork of the Library:
github.com/atc1441/arduino-mc...
The used CAN-Bus Board for just 1,40€:
www.ebay.de/itm/402121025835
CANhacker Software
www.mictronics.de/img/2009/12...
Thanks to pcbway.com for sponsoring this video!
Unterstützt durch Produktplazierungen - Věda a technologie
Quite thorough, more than I expected, you are a good detective, engineer and hacker.
Yea it is quit difficult without the CAN-Matrix to decode the Messeges with the Signals in it. VW keep this closing like hell. Your way with try and error is really nice. Keep going
Thanks! SavvyCAN also added support for this protocol 5 days ago
That's really nice, More contents on CAN bus please.
i vote for this. really well put toghether content
Great, in depth video. Danke.
Awesome stuff, thanks for posting
Thank you for this video, hello from Venezuela
Great video Aaron.
Thank you !
Excellent explanation! This is what I want to do. Thank you
Great video 👍
Great video !!
I am not sure if anyone else has faced similar issues. I did all required changes for 8MHZ but I am not able to receive any data on reading.
I tried sandeep mistry code, there I am able to receive RPM ( example code) but same no output in CANreceiver.
Is there anyway I can figure out the issue ?
Thanks in advance.
wow!! This is great work!! I have a few questions. 1) do I need to pick a baudrate before I connect it to the car canbus or the sketch or canhacker will auto detect? 2) I'm using sparkfun canbus and it takes power from OBD2. would it be a problem to connect the USB into PC together?
Nice job!
Great video! I've checked out your fork of the MCP repo but I'm unclear how to get exactly what you have going in the video. Could you link me to the arduino INO file to make this work?
Hey, i have a Dynaudio amp from VW which has a wake-up lock on it. Also, have an Arduino CAN module. Could you please help and send the sketch so I can unlock the "wake up" with it?
Great information.. I just ordered some MCP2515. I have a problem with my Jeep Compass where remote door locks stopped working. I have a aftermarket remote starter that works by pressing LOCK on the remote 3 times, and signal is sent over CANBUS. Hoping this may show me if signal is on the BUS. Do you know if your car shows LOCK/UNLOCK?
Hi you gave me a few ideas. I have a radio like that it has CAN built in the radio. there is an app to set the address and bits. I want to monitor my 2019 Jeep JL. I like the sleep function.
Hello my friend. I have a nano arduino and a CAN bus MCP2515 interface. I made the connection like yours to the nano and I can connect fine to IDE and Canhacker, I can also upload the sketch without any issues the problem is in the canhacker I can not see any data. Tried connect on desk, directly to the comfort can bus on the cluster and also to the ODB connector. Any advice? I only made a modification to the canhacker.h from 16mhz to 8mhz in the CAN CLOCK portion. Any advice where to look?
Great video, thanks
The bluepill stm32f103 already has CANBUS controller included.So you don't have to use mcp2515.You can connect TJA1042 to bluepill with only two wires. And also, there is a working lib for it
Yes that is correct, i wanted to have the project as universal as possible thats why i used the mcp2515. So any other soc can be used
From Datasheet: The USB and CAN share a dedicated 512-byte SRAM memory for data transmission and reception, and so they cannot be used concurrently (the shared SRAM is accessed through CAN and USB exclusively). The USB and CAN can be used in the same application but not at the same time.
My understanding is that a complete Canbus interface requires a CAN(micro) controller and a TRANSCEIVER.
Your reference stm32-x has only the controller. You still need the TRANSCEIVER which gives you the actual CAN bus electrical signals that match an actual CAN bus in the car which you connect to. 😊
So the advantage of a module like the 2515 is is has BOTH CAN controller and the transceiver together in one unit which gives you the advantage of wiring with any dev board which does NOT have a controller
Really nice video. Thanks for share. Let me ask you something. What I need to read lights signals from a car and send those data signals to a arduino board with a Led library to make smart Leds act with parking lights, turn signals, brake, drl, dome lights. It could be possible? Thanks in advance
I'm trying to figure out steering wheel controls on 2017-2021 kia sedona.
greetings, excellent video. how can i do i need that when i exceed 20 km / h read that data and turn on a light bulb. Thank you.
interesting video although i dont really understand hexadecimal and things like that. I was looking for information on canbus and your video came up first thats why i decided to watch it. my application is different and maybe you can point me in the right direction on where to start.
basically i bought a electric turbocharger it was originally installed on an Audi Q7 4.0 tdi quattro. i do not have access to the vehicle i only have the turbocharger. i learnt it is 48 volts i know that much i also learnt the 4 pin connector has 2 canbus wires. now i need to figure out a way to send messages to the turbo so it can spin. just so i can do tests for now.
so do you have anywhere for a beginner to start on this? i really dont know where to start with this. all im wanting to do right now is make it spin if i can figure out that part the rest will get easier hopefully you can help me out on where to start.
Thank you in advance
Hello
Thanks and for your video. It's nice and you good in English. However I tried to buy from pcbway. I am at a lost. There are too many options and I don't know what to choose. I want the one that works for you. Also is there a possibility to get the PCB with the chips and smd parts.
Thank you again
Great video Aaron and thanks for sharing. I have done something similar but I'm very much a novice so your video has given ma lots of new things to try.
I've subscribed and looking forward to more videos about CAN-BUS hacking.
Good luck and thanks again
Thank you !
@@atc1441 I'm having some difficulty finding the Canhacker Software as the link to download it seems to be dead, is it still available?
@@alibro7512 Found it here again, www.mictronics.de/img/2009/12/CANHackerV2.00.01.zip
@@atc1441 Sorry for being a pain but that link comes up as forbidden and I can't see any way to log in.
I edited the comment, found the real one after it
Long shot but on transportert t5.1/t6 / caddy/ Tiguan.
Use the same 3 bottom heater module( but controlled via canbus / could u make one to power it up
hi, it is normal to have on can bus 12V?
I can't seem to find a similar board with ata6625 for LIN sniffing :C
Hello dear
It was an honor to watch your training video.
I have a question
How to activate relay module by using mcp 2515 and arduino nano board at specified engine speed, for exam 4000 rpm? plz guid me by make a short clip. thnx alot...
Hello Aaron, first of all - you are making a great videos witch so much knowledge there and thanks for that - keep up the good work!
Now to my issue - is it possible to get it touch with you? I am dealing with a problem of 2 different CAN-BUS versions that i need to translate messages between them. Can we discuss this please?
I reversed engineered a VW and ended up with a WV ...everything is backwards.. Mmmm? thanks great video...:)
I don't think this kind of video is for you fren
how to sniff for k-line do you know module for an arduino?
Hi great video! How can you determine what each CAN ID represents? For example, how did you know that 353 is the RPM data?
thanks
I imagine it's a lot of trial and error. For example, for 353 he probably was hitting the gas and watching what values go up when the revs are high and down when they are low and figured it out that way.
You should see some 2018 and newer stuff with 3 CAN networks, multiple LIN bus, multiple gateway, secure gateway, ethernet and wireless networks. Good times !!
Does it work with 29 bit CAN ID? If I have 3 rd party ECU 29 bit CAN IDs, how can we receive data from that?
i can not add MCP2515 library, can you help me, it says "missing header file arduino-mcp2515-master.h"
Hi, can I just use TJA1050 module, and connect the TX and RX to the CANBUS port of android car head unit?
Hi, I need the canbus code/parameter to turn on a VW factory radio with the car, can anyone help please? So that I can use the can bus shield with Arduino to turn the radio on on a repair bench.
Is possible after we fund the rpm signal activate something when let's say, when hit 2000 rpm activate an 12v pump?
Hello, I also have a problem, I can't capture a single time through the can from an Audi tt, I use mcp2515 8mHz, if you can help me a little, thanks!
How can i give Internal mcp2515 registers instruments by spi comand list?
Hi can you share the schematic of your board and the BOM list?
Thanks for this interesting setup. Do you need special software initialising for the arduino nano/uno? I think you need some firmware to start with? Is nano better for this or uno? I never used/played with arduino.
This would be great for CAN sniffing of ebike communidations (BMS with Drive Unit e.g.).
Hey. Nano or uno makes no different.
And yes you need the firmware for the Arduino it is linked in the github repo :)
@@atc1441 Thanks for fast reply :-) Sorry, i am a noop in Arduino: how do i get the firmware onto the Arduino board? And is there any other way to read directly form the MCP2515-board via SPI interface to the PC? Of course you would need special software to read it, i guess? Thank you!
@@richardnanis via pc over the programming interface? What do you mean with firmware? You mean a arduino ino file for the microcontroller to do something? YES
Hi Aaron. I have a question for your project. I 've completed soldering arduino nano with mcp2515, and could you let me know if I put my can high line and low line to the obd2 socket directl?? would it gonna be working? Also, can I clear DTC code with CANHACKER software if I connect to car obd2 ???
Hardware wise the obd port does work as well but it is a dofferent bus and needs active requests so you are better of when using the internal bus.
Clearing any code is not a simple task, you need the right software for it. Even if the hardware connection is there
I bought an older electric car last summer. But being older it doesn't have the fancy features to allow you to connect the car to a cell phone. So, I'm going to try and build an ESP32 device that will read the canbus and send me data. First thing I want to monitor is charge level so that I can tell when the charging cycle has finished, I'm fortunate to have 2 charging stations at my place of work.
Hi Aaron. I follow your instructions but I can only see my own message. I cant see can message. Obvious the can is working fine because I can interact with other tool. Any idea?
Hi Aaron, do you know how to sniff GPIB command from al the instrument connected in the GPIB network using adruino?
Hey sorry but I don't know
hello! can I send to can too? or just preview? I want to discover the rpm signal of vehicles, to test electrical directions on the bench, some need to be rotated via can.
Yes you can send can as well
Hallo, wie geht's dir?
Ich habe einen Polo 9N (aus Brasilien), fast der gleiche wie deiner, aber er hat das Display auf dem Panel. Ich würde gerne wissen, ob es eine Möglichkeit gibt, es mit meinem Android-Multimedia zu verbinden, da das alte Radio RD keine CAN + UND CAN-Anschlüsse hatte.
Es verfügt über RCH-, CTRL-, LCH-, +8-, SWC-, CLK-, DATA- und ENA-Anschlüsse
Bom dia, gostaria de saber se consegue ler RPM e temperatura de todos os veiculos, preciso de um projeto para essa finalidade, desenvolver um produto, se interessar a parceria me avise.
When I try to read with Canhacker, it appear CAN interface not responding. What it can be? I configured the can and com baud rate and
Yes you need to set the correct baud. Please look at the other comments someone mentioned how he go it working
Sure looks like a lot of work. I just installed a 2 amp trickle charger on my cruze,cause something it doesn't get driven for over a week. But I am fortunate enough to have a garage
Dude , from what part of Germany are you?, I am opening a workshop in HH.
the line 3E1 is for power steering wheel 😉, Xanalizer is a fun tool to test
Hi Aaron, thanks for your vid, I'm just starting to learn CAN Bus my goal is to sniff/decode/display some missing info on my EV car by using Arduino Uno + shield + screen thanks again.
Nice to know it helps :)
@@atc1441 I managed to run UNO+Can shield (can-usb Arduino file) with stream of messages displayed on CanHacker fine. But the same doesn't work when Nano+MC2515 in use?
Mhh should work the same has the hardware itself is the same, maybe the bootloader on the nano is older and does something different.
I think it can be a problem if the bootloader waites to long before starting the main firmware
Hello. could you please edit your mcp2515 library so that it can be used with canbus shield and uno??? unfortunately, there is no software running on windows for these features
Hi. May I ask how you managed to connect that ArduinoShield to canbus system physically. I'm not very into to electronics and kinda scary to me, I'll be very glad if you discribe and share a picture or something. Also have VW Polo. My main issue is getting two canbus lines from one output at multimedia dashboard(For testing I wanna both headunit and arduino connected to canbus network, from one cable located at dashboard multimedia system.).
He tapped into the CAN high and CAN low wires in the body harness.
Excellent video! How do you know that the message bytes under 571 corresponds to the battery level? did you get that from a sort of datasheet or from where? and how did you find which one corresponds to the RPM of the car? (Du kannst auf Deutsch antworten falls du möchstest, ich kann es auch verstehen).
Hey will answer in english so other can read it to.
These values are nowhere docummented, the automobil industrie trys to hide them as much as they can. Most of them can be googled and decoded that way, but on some its just guessing and trying. So open a door look what changes, press brake see what changes etc. What makes it even harder is that these are different for every car some even for the same company. Bitte sehr :)
@@atc1441 Thanks for you answer. The sensors like open or close doors are probably boolean sensors.
but what about those sensors which the value varies from 0 to 255 for example? do the automotive industry tries to scramble the signal as to make it non linear, so it will be hard to be decoded?
Thanks once more man.
Hard to tell for shure. Some are obscured some not.
The rpm for example was just an uint16 in my case.
Bet there will be harder ones
How did you get past the gateway handshake? Or are you talking to the CAN BUS after the gateway?
There is no such thing on the multimedia can bus :)
Hi Aaron! Great video! Have you got a link for downloading canhacker please?
Hi. The link is in the library repo
Please share me software links
Hi Aaron, great video, where did you find the information about the "ID 571" to be the battery level?
hi thank you. I just googled it :) something like "can bus id 0x571" the other values where easy to guess.
It is quite hard to find detailed infos about it on the internet as the car manufactures dont like to see the info online
Hi Aaron, this is a great video. I found it very interesting and thought of listening my Suzuki car . So far I am able to recognise some IDs connecting to obd2. I am able to send the can message to car but with a limited effect. I can send turn indicator messages and it only flashs turn indicator on dashboard but not the actual indicator. Same with the headlight message it glow the dashboard but headlight is not turned on. Can you please guide me.
Hi. On every car it is different and in cars are multible busses so its possible that either the headlight controll is on another bus or it is not possible to switch the light with that command and you only see the dashboard status messages.
My suggestion would be to try it on other busses, but all on your own risk :)
Hi, Thanks for your prompt response. I assume that IDs are correct as with ignition off there are very few IDs active. And headlight, turn indicators and emergency flasher are respoing the same way. One more thing i ran OBD PIDs connecting can bus h and L and got the correct readings (rpm, temp etc). K- Line also present at pin 7 of OBD2.
As suggested wher can I find other can bus? It is also worth mentioning that steering wheel controls and infotainment system is not on can bus. Thanks
One bus should be the Motor bus. There you have more controll over the car
@@atc1441 thanks
Hey Aaron, hope you're doing well. A good and interesting one. I believe I can use this to get real-time data from my motorcycle. What's the difference between OBD2 and this CAN bus?
Hi thank you, yes i am fine hope you too!
This is a good question, the OBD2 is general speaking a diagnostic port, it can have multible protocoll or transport layer to get diagnostic data from and to it, see this image where the multible buses are descripted:www.pinterest.de/pin/270497521355272575/
Most obd ports have only one bus connected, this depends on the vehicle.
Also on the obd2 port it is sometimes needed to request the data so you can not just listen on the port
@@atc1441 I have got an old Ducati Monster 620ie.
Found this guide but this is not so clear. The system should be similar to this. www.monocilindro.com/wp-content/uploads/2018/08/Ducati_Monster797_OBD.pdf
I was just wondering whether I can collect some real-time data (I mean as much as I can) to combine with leaning angle, tire pressure, weather condition, traffic info in order to compute & propose relatively best driving. Propose running path for that very moment. Dreams, dreams .. :)
@@YusufBAYLAV The PDF looks very promising, it should work but you need to ask for the data, this is also possible please see these ids on wikipedia: en.wikipedia.org/wiki/OBD-II_PIDs but for the start i would suggest you use one of these cheap OBD2 ELM327 Bluetooth adapter from Ebay, the same as in the PDF, they are at arround 3$ and will do the hard work for you, when that works you can build your own device
U can use some free Android software to use it over bluetooth.
Very cool
Can i read data in a Elevator system's MODbus or Canbus so that i can find out the floor number shown in the display using arduino? Please help
Hard question. Its definitely possible. But you need to reverse it.
Modbus is serial / rs485 and can be connected to Arduino as well
@@atc1441 can you please guide me how to do that? Or point towards any "how to " pdf or video?
You can start with this video for can.
Just google google for Modbus Arduino interface, you need to listen to the bus a bit for it to work
Hello sir
Thanks. Please share me software name & website
Thanks
Great Video, couldn't download the software, got an message saying you dont gave the permission, Are there any other links?
got it! www.mictronics.de/posts/USB-CAN-Bus/
Hello how are you?
I have a Polo 9N (From Brazil) almost the same as yours, but it has the display on the panel. I would like to know if there is a way to connect it to my android multimedia, since the old radio RD did not have CAN + AND CAN- ports.
It has RCH, CTRL, LCH, +8, SWC, CLK, DATA, ENA connectors
Hey. I am sorry i can not help you here, maybe try to search for the pinout and can for the 9N it could be that your car does not have thr multimedia can bus
I need that software, please
For anyone getting the forbidden error go to the url after you get the error and delete ".zip" then hit enter.
Hi Aaron, fantastic video, just what I'm looking for to diagnose a problem with my MK7 Golf Front ACC Radar. Do you have an up to date link to the Canhacker software as the link in the description no longer works. Thanks!
The link does work, you need to copy it
@@atc1441 I tried that, but it redirects to 'CARHacker', not 'CANHacker'. I've searched forums and found a copy of CANHacker which is the same version as what you are using. I previously tried CARHacker and it doesn't seem to communicate with normal COM port devices like the Arduino.
Hey.
The link does work, just tested
@@atc1441 does carhacker work with the Arduino based can interface? I tried it and it doesn't seem to work with it, only dedicated professional dual-can interfaces.
You need CANHackerV2.00.01.exe
This should directly work with the Arduino code. You need to select COM port for that
Those Android head units can also read can data for things like outside temperature, reverse gear indication. I wonder if they can also write data too. Great video!
hey, yes they can, but only via the canbus adapter wich has to support every command, for example the Display and Klimatic is sometimes controllable
@@atc1441 There's an Android radio for the Chevy Cruze that has a large Tesla-like vertical screen that requires the removal of the climate controls in order to fit. But, because it connects to the CANBUS system you can now control the A/C and heater using the screen instead. Pretty cool! That's the power of CANBUS! czcams.com/video/jgKGCkVl12M/video.html
Hi Aaron! Thanks for your video. It happens that the link you informed for downloading the CAN Hacker software is not working, do you have another mirror? Thanks!
Hey.
The link is working but you need to copy the url and not click on it
@@atc1441 Oh... Sorry for that, it is true. Thanks!
Could you give us a video on how you do the code please as I'm struggling a bit 😬
You can find the can hacker code here:
github.com/autowp/can-usb
Hope that helps. I will not make an extra video for it. Sorry
Great many thanks
which radio did you swap the stock radio for? any links?
It is a so called pumpkin radio
Hi which PCB design software are you using? thank you
Hey. It is EasyEDA
Hi Aaron, richtig gutes Video. Aber eine Frage. Was für ein Baujahr ist dein Polo 9N3? Ich habe gelesen dass die 9N3 Serie noch gar kein CAN BUS verbaut hat. (Zumindest nicht am OBD2 port)
Moin. Glaube der war 2006, ab 2001 hat eigentlich jedes auto CAN, am OBD port aber manchmal nur K-Line.
Ich gehe hier direkt auf den Medien CAN bus und nicht and OBD
@@atc1441 Ok cool danke für die schnelle Antwort. Muss ich gleich mal schauen ob das bei meinem auch der Fall ist.
Cool video! Don't you need the same gnd between car and laptop?
Thanks. Its best to have a same GND but will also work without based on how CAN works 👍
Hi, I really like what you have done here. I am trying to use the software CanHacker you have mentioned but I cannot get any data to appear on it. I can initialize a connection successfully. By using some of the example libraries for the MCP2515 I can get can bus data to appear in a serial monitor but it is very hard to analyse this due to the speed at which the data appears on screen, hence trying to setup the CanHacker software you are using. My setup is the same as yours, I am using an Arduino nano and the same MCP2515 board. I am wondering if i have the can adapter code configured incorrectly. Very much enjoying your videos if you have any suggestions I would appreciate it very much! Shane.
Hi, did you used this code for the Arduino ? github.com/autowp/can-usb
@@atc1441 Yes, I have tried that code. Looking through it i noticed SS_RX_PIN = 3; and SS_TX_PIN = 4. Do these need to be altered in anyway?
The SS pins are just for debug output and not importand. I can send you my code that works if you want. Maybe you need to change some settings in can hacker itself?
If you want the code please write here: shaneredmond@43u.de
@@atc1441Hi, that would be great I will email you on that addressed. Thanks
I'm in the same situation as Shane. I'm able to read the CAN messages but can't get CanHacker to display anything. My MCP2515 has an 8Mhz oscill so I set it to canHacker->setClock(MCP_8MHz) still I have no output in CanHacker... I also tried to set the bitrate to 500KBPS as in the CAN_Read...
I think you will like commaai opendbc and cabana
Hi Aaron, great video. I want to download software but link is not working. Give me link for download , please!
You need to copy the link and open it directly, they dont allow hyperlinks, thats why you get the error
So you used a different transceiver chip? And how did you set standby mode on the mcp2515; using a gpio on the arduino?
Via spi, and the mcp2515 has a gpio controlable via spi as well
@@atc1441 so in standby mode the 2515 only listens, transmitter function is turned off thus the power saving feature. Now my question is, if the transceiver is also asleep due to the the rxbuffer pin set high, how would the vehicle can bus on it's own wake up the 2515 if it needs to do so via the transceiver? I'm stumped 😕
Both will wakeup and fire an interrupt :)
Does it not need a common ground, or is it because both USBs are connected to the same power supply (computer)?
It works more reliable with a common ground. But also without as you see :)
The way can works makes a ground optional to get it work but needed per specs
Hi Arron, can you confirm which firmware goes in the Arduino to run with CanHacker? I assume CanHacker needs a specific data format from the Arduino serial output? Does CanHacker work with the CAN_read.ino expample in the ardunio-mpc2515-master library.
Hi it is linked inside the library github.com/autowp/can-usb
@@atc1441 Great, thanks! It's hard to select one of the many many CAN libraries around to get started with something.
@@atc1441 So getting back onto this! I have all the hardware setup. CanHacker seems to no longer exist but I have V2.00.01 running. It's not seeing the Arduino on Com22 though, in settings all I get is Unkown and PEAKUSB. Is there a special USB driver? I can't just type in COM22. Help!
Seems CanHacker can't see serial ports on Windows10 machines?
@@richardmarkham8369 hey, i added the link to the canhacker but as you allready got it thats no problem.
you need to set the comport to a lower one, you can to it via the device manager and click on the comport and there under edit you can give it a different comport like com1 or com2
@@atc1441 OK! Thanks, I set it to a lower COM port, it picked it up. I've just been just using a terminal to operate it now I know the commands.
Does anyone have a new link to he can hacker software? Also, does anyone know how to use the new R4 Minima with his project- I have an M4 can module which ill use in conjunction with it...
Hi friend thanks for sharing your knowlodge, your videos are very complete regarding a can bus project, Im just starting on this but I have a problem, I cant find the software that you mentioned and micrtornics pages shows a message"403 Forbidden", could you give me a hand? regards from Mexico.
Hi. Thank you.
The software is in the video description. I justested it and the download works fine. Hope it works for you to
in place of can h&l pin , can I use OBD II port to sniff ?
Yes and no, on the obd II port most of debug messages need to be requested and do not jist flow out as it is another CAN bus in the car. But you could see something there as well
@@atc1441 cos the OBD II also has can H&L so shouldn't it be the same if I only tap on those wires and ground ?
No. There are mutlible can H&L in a car
Hi, tolles video zur richtigen Zeit. 😊
Der link zur can-Hacker software is down. Kannst du den nochmal senden bzw. eintragen? Mfg aus den Alpen
Hey,
Der link funktioniert 👍 bitte kopieren und nicht raufklicken
Hi Aaron... it is not clearly mention, but did you replaced TJA1050 with TJA1042 or just added this extra wire to TJA1050 ?
I changed it
@@atc1441 can you contact me? I would ask you for opinion about one of my projects?
Quite busy at these times, so its hard to help on eve more projects sorry
@@atc1441 just wanted to ask for opinion, nothing to fancy ;)
what changes in the code you did to configure the bluepill to connect with the MCP2515? what are the SPI bins in the bluepill that you used and how you selected them in the code?
You can google for spi pinout and bluepill and will find the correct pinout
@@atc1441 I mean in the code there is an option to choose just the CS pin. How about the other 3 pins?
It is fixed to hardware spi
@@atc1441 So I just have to change the CS pin in the code?
Hey Aaron! Sehr informatives Video. Danke dafür!.
Ich habe ein kleines Problem mit meinem android Radio in meinem t5. Ich krieg kein zündungsplus über den Adapter raus.
Heißt Radio läuft wenn ich 12v auf acc gebe.
Komischerweise kommt übers canbus wohl kein Signal. Lenkradfernbedienung usw geht aber.
Mein Auto hat tp1.6. Beim Kumpel mit tp2.0 kriegt er mit meinem Radio zündungsplus raus über canbus.
Kann ich das irgendwie richten? Der canbus Adapter ist von rais und besitzt auch Pins zum programmieren wie ich das gesehen hab.
Dankee 👍🏻
Moin.
Meistens haben die radios ein verstecktes menü um die can adapter einzustellen und den auto hersteller versuche es mal in die richtung
@@atc1441 Danke für die Antwort :-)
Ich habe bereits das richtige Modell ausgewählt. Rückfahrsignal fernbedienung usw nimmt er wohl auch an aber der Rest wie zündungsplus nimmt er wohl nicht.
Hat der t5 vllt verschiedene canbus Systeme? Evtl. muss ich mir das can ja von einem anderen Ort holen
Normalerweise sollte der medien can, da wo das radio angeschlossen wird, der richtige sein, wenn nur das zündungskommando fehlt scheint über CAN ein nicht kompatibles Kommando zu kommen.
Ist der Adapter auch mit ACC verbunden?
Ansonsten wäre ja eine andere Lösung sich ein Zündungsplus zu suchen gerade wenn alles andere ja funktioniert
@@atc1441 richtig ich denke mal er kriegt dem Kommando vom tp1.6 nicht übersetzt für Zündung ein. Bei tp2.0 geht es ja.
Die Variante sich analog 12v Zündung abzugreifen hatte ich auch. Ich würde nur gerne so lange Saft auf dem Radio haben bis ich den Schlüssel ziehe. So wäre nach Zündung aus schon Feierabend
Richtig die schlüssel problematig ist leider auch der grösste grund für mich gewesen.
Gibt es vielleicht das Menü um sich die seriellen Daten anzuzeigen zu lassen vom can Adapter?
Dort könnte man ja sehen ob er den zündungs Vorgang ausgibt. Oder einmal mit einem heward converter an der Leitung mithören
Hey Aaron. Can you increase the car's RPM by sending a CAN BUS message?
nice video by the way.
Thank you. Not really possible per se. That is different for every car model
i am not sure why you are bothered with the power draw of the MCP2515. since that is powered by the arduino, if the arduino is powered from the ignition switch then if you turn the key off all the power source are shut off (no power draw)
Hey. No that is the key feature, newer models do not feed the ignition key to the radio so the can is used to decode of wheter the car is in ignition state or not.
Hi, great video and great job! The link for the software is down. Can fix, please? Thank you.
Hey. It is not down, you need to copy the link directly instead of clicking on it :)
@@atc1441 Thanks!
@@atc1441 I have one situation with CANHacker (I think). when I send periodic messages, the other devices on bus stop communicating. It seems that, between the sending of messages by CANHacker, the bus is "blocked". It's possible? Thank you.
nice vid, and i getting date, but it does not refresh/count, i did the same install like you. any options or idea what happened?
Switch the sniffing on and off a few times it should start refreshing then
@@atc1441 you mean connect/disconnect? everytime i do this i get new data yes, but no automatic refresh :-(
In the app toggle betwen the live view and other tabs this helped for me
@@atc1441 i am using the canhacker software on windows and i can not switch between tabs and live view
Hey Aaron,
My UNO gets connected but it does not show any data on the software. Please tell me what can be the problem
Please look at the other comments someone mentioned a solution
@@atc1441 ok I will see.
Also I'm using it to decode the CAN of a camera . So would this work for any CAN interface or specifically for vehicle
In generall in works for every can. But can fail on specific ones. You need to know the speed of the can bus, but that can be tested by trail and error
@@usamasabir9736 Did you get it working on the camera? What were you able to make it do? Thanks
@@shanemader3286 no , it didn't work.
I'll try it again with a different approach next week
Could have been fun to see you send a command and have the passenger side airbag go off. ;-)
Any way to get this to work with a SparkFun DEV-13262 CAN bus shield? (which uses the MCP2515) I tried it but only got a handful of IDs that stopped after one count each...
Hey it should work as well, try open and closing the UART port a few times, and see if the data comes back again, you can also open the trace monitor to see if it continues there
@@atc1441 I tried opening and closing the UART several times, a different set of IDs came up each time and the same issue occurred. I even switched to a different machine- no change.
The trace monitor was completely empty.
Could this have something to do with the fact that I'm using an Uno?
That is strange, there is no reason why it should not work, maybe there is something else wrong, not shielded cables, not end of line resistor or something else
@@atc1441 The actual CAN bus communication seems to be working- I loaded the example program associated with the shield (which prints the CAN data directly over UART) and it worked perfectly.
Maybe I'm loading the wrong program to Arduino? I've been using "usb_cdc.ino."
Please chrck the MCP2515 Oscilator. Is it 8 or 16mhz?
are you german? because your accent sound so familiar.
nice video
Ja bin ich :)
Dann habe ich doch richtig gehört xD Interessantes Video. Bin auch gerade dabei meine ersten Gehversuche mit dem Arduino in Verbindung mit CAN Bus zu machen.
interesting, but the can-hacker links seems to have died. (and consider a gorillapod or something to hold the camera, shaky video really brought the otherwise good video down a bit)
The can-hacker link is live, you need to open the link in a new window via copy paste :)