Search found 4 matches

by WildPointer
Mon Jun 24, 2024 2:16 pm
Forum: ESP-IDF
Topic: RTS signal not going low after end of transmission
Replies: 0
Views: 1591

RTS signal not going low after end of transmission

Going straight to the point: The `RTS` signal from the ESP32 is sometimes going low about 300 micro-seconds after the transmission has ended. This causes the RS485 driver chip in my board (Texas Instruments SN65176BDR) to keep control of the bus even when it is the slave's turn to respond. The slave...
by WildPointer
Wed Jun 19, 2024 9:32 pm
Forum: ESP-IDF
Topic: RS485: ESP32 not relinquishing control of the bus
Replies: 0
Views: 412

RS485: ESP32 not relinquishing control of the bus

I have been struggling with a particular RS485 device because sporadically the ESP32 receives less bytes from it than expected. For a while I thought it was a problem with this device because I have used exactly the same setup and code to communicate with other devices with 100% success rate (slower...
by WildPointer
Sat May 04, 2024 8:41 pm
Forum: ESP-IDF
Topic: Coredump
Replies: 14
Views: 18209

Re: Coredump

hello urbanze, thanks for sharing. Could you elaborate more on how to do what you mention in point 4? After I converte the hex data to b64 how should I save the file and what exactly is PROJECT .ELF PATH ? 4. After all print occur, I drag this in hex -> b64 converter, save in file and use: espcoredu...
by WildPointer
Sat May 04, 2024 4:28 pm
Forum: ESP-IDF
Topic: Reading core dump from flash
Replies: 4
Views: 6164

Re: Reading core dump from flash

Hello Ian777,
Could you please share how you interpreted the data?
I am having the same issues. I would like to print the core dump as readable characters from flash.

Thanks