Search found 3 matches

by fri.sch
Thu Aug 17, 2017 9:10 pm
Forum: ESP32 SDK
Topic: RS-485 support
Replies: 26
Views: 4187

Re: RS-485 support

@fri.sch Most of the support I added is for half-duplex operation, so you must not send while receiving and you must wait until the other sender is quiet before your side starts sending. Otherwise you get collisions and the data will be garbled. I'm using half-duplex and I paid attention to avoid a...
by fri.sch
Fri Aug 04, 2017 1:06 pm
Forum: ESP32 SDK
Topic: RS-485 support
Replies: 26
Views: 4187

Re: RS-485 support

Hi, I'm trying RS485 on the ESP32 at the moment, using hwmaier's PR with the current esp-idf 2.1 Release. I have two ESPs connected via MAX13433 transceivers. Sending on one side and receiving on the other works fine, but I'm having problems with receiving and sending on the same side. I'm using one...
by fri.sch
Sat May 20, 2017 10:16 pm
Forum: ESP32 HDK
Topic: About the CAN controller.
Replies: 103
Views: 25712

Re: About the CAN controller.

The build issue with the CAN driver seems to have been introduced by: https://github.com/espressif/esp-idf/co ... 620f42173c

I posted a fix as a pull request to Thomas' git repo: https://github.com/ThomasBarth/ESP32-CAN-Driver/pull/7

Regards
Frieder

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