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Extend supported CAN bit_rate for ESP32 variants (#3142)

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Co-authored-by: mkaiser <mkaiser@techfak.uni-bielefeld.de>
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mkaiser 2023-09-05 00:28:01 +02:00 committed by GitHub
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1 changed files with 40 additions and 3 deletions
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43
components/canbus.rst
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@ -63,9 +63,13 @@ Configuration variables:
*false*: Standard 11 bits IDs, *true*: Extended 29 bits ID
- **bit_rate** (*Optional*, enum): One of the supported bitrates. Defaults to ``125KBPS``.
- ``5KBPS`` - Not supported by ``esp32_can``
- ``10KBPS`` - Not supported by ``esp32_can``
- ``20KBPS`` - Not supported by ``esp32_can``
- ``1KBPS`` - Support by ``esp32_can`` depends on ESP32 variant
- ``5KBPS`` - Support by ``esp32_can`` depends on ESP32 variant
- ``10KBPS`` - Support by ``esp32_can`` depends on ESP32 variant
- ``12K5BPS`` - Support by ``esp32_can`` depends on ESP32 variant
- ``16KBPS`` - Support by ``esp32_can`` depends on ESP32 variant
- ``20KBPS`` - Support by ``esp32_can`` depends on ESP32 variant
- ``25KBPS``
- ``31K25BPS`` - Not supported by ``esp32_can``
- ``33KBPS`` - Not supported by ``esp32_can``
- ``40KBPS`` - Not supported by ``esp32_can``
@ -80,6 +84,9 @@ Configuration variables:
- ``500KBPS``
- ``1000KBPS``
See :ref:`this table <esp32-can-bit-rate>` for a list of supported bit rates by the internal CAN (TWAI) controllers of different ESP32 variants.
Automations:
------------
@ -198,6 +205,36 @@ You only need to specify the RX and TX pins. Any GPIO will work.
on_frame:
...
.. _esp32-can-bit-rate:
The table lists the specific bit rates supported by the component for ESP32 variants:
=================== ======= ========== ========== ========== ========== ==========
bit_rate ESP32 ESP32-S2 ESP32-S3 ESP32-C3 ESP32-C6 ESP32-H2
=================== ======= ========== ========== ========== ========== ==========
1KBPS x x x x x
5KBPS x x x x x
10KBPS x x x x x
12K5BPS x x x x x
16KBPS x x x x x
20KBPS x x x x x
25KBPS x x x x x x
31K25BPS
33KBPS
40KBPS
50KBPS x x x x x x
80KBPS
83K38BPS
95KBPS
100KBPS x x x x x x
125KBPS (Default) x x x x x x
250KBPS x x x x x x
500KBPS x x x x x x
800KBPS x x x x x x
1000KBPS x x x x x x
=================== ======= ========== ========== ========== ========== ==========
Wiring options
**************