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Tagged with obd microcontroller
4
questions
0
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804
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Need help designing an OBD2 sniffer using an STM32 F446RE MCU
I have written a simple program that should send "NO MESSAGE!" to the serial monitor if there are no CAN messages or "A NEW MESSAGE ARRIVED!" and then the CAN message itself ...
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2
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Selection criteria for microcontroller to read data from a car's CAN bus (from OBD2 to microcontroller)
I want to read data from a car's CAN bus using a micro-controller. The micro-controller is used outside the car (via OBD to micro-controller).
A few micro-controllers i found with CAN interfaces are ...
1
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1
answer
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Getting garbage output in serial monitor while communicating with OBD using CAN interface (MCP2515) and nodemcu
I am doing a project which involves getting vehicle speed from a car's OBD port and storing it in my database using nodemcu.
I am programming nodemcu using the Arduino IDE and using this library for ...
4
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1
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What do chips like ELM327 and STN1110 do?
What problems are the chips ELM327 and STN1110 solving?
If I connect the necessary interface ICs (I mean dumb ICs, like level shifters, inverters, etc., not pre-programmed devices like ELM327) ...