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NodeMCU-BlackBox

ESP8266 based CAN-Bus Diagnostic Tool

ID-Config for SMART CDI 2003

Introduction

I2C Display Connection level shifter

Display ESP8266
SDA D2
SCL D1
GND GND
VCC 5V external

Please note: The NodeMCU is not official 5V tolerant. Please using a level shifter for the backpack.

MCP2515 Connection

MCP2515 ESP8266
INT D4
SCK D5
MOSI D7
MISO D6
CS D3
GND GND
VCC 3V3
VCC-TJA5010 5V separately/external

Please note: The NodeMCU is not official 5V tolerant. You need to cut off the power supply of the TJA1050-Chip and connect it separately to the 5V of an external power supply, because the TJA1050-Chip can not run with 3V3.

For more informations:

Libraries

Configuration

  • Board: WeMos D1 R2 & mini or NodeMCU 0.9/1.0
  • Flash Size: 4M 3M SPIFFS
  • CPU Freq.: 160 MHz
  • Upload Speed: 921600

Parts

  • MCP2515
  • NodeMCU
  • I2C Display 4x20
  • Level Shifter

License

This project is licensed under the MIT License - see the license file for details.

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