kephaII

Thanks for fast answer. I tried with this library https://github.com/ThomasBarth/ESP32-CAN-Driver http://www.iotsharing.com/2017/09/how-to-use-arduino-esp32-can-interface.html The examples worked. It also communicates with the Mega with a TJA1050, 16Mhz modules. Could that canbus library be...

Hi Once i had made a formatting function for my telegrams, then the communication worked like a charm. I use a simple tranciever only, since the ESP32 has built-in controller....

Hi again I removed the library i got from SEEED and replaced it with yours. **receive_check.ino** works fine, the int and RX flashes as the ESP32 sends data every second....

Hi I have tried many of the samples under NMEA2000, and they fail during initializing. with the message CAN device failed to open. Hans

Hi I tried to comment out the INT pin, but same result. I tried with attachInterrupt(digitalPinToInterrupt(2), MCP2515_ISR, FALLING); then it stopped. But i get it to display data on monitor...

Bingo!!!!!!!!!!!! That did the trick! In Main Handler: 10752 29480 : Pri:0 PGN:10752 Source:250 Dest:127 Len:8 Data:0,A6,6,A7,6,65,78,FD In Main Handler: 10752 I try to send the heading data from the...

Thanks for helping me! It now works very well. I got the bits in the header sorted out.... I had to slow down the ESP32 a lot, for the Mega...