diff --git a/docs/en/api-reference/peripherals/dac.rst b/docs/en/api-reference/peripherals/dac.rst index 56197ac2bb..50251ca9a2 100644 --- a/docs/en/api-reference/peripherals/dac.rst +++ b/docs/en/api-reference/peripherals/dac.rst @@ -13,7 +13,14 @@ Overview The DAC driver allows these channels to be set to arbitrary voltages. -The DAC channels can also be driven with DMA-style written sample data, via the :doc:`I2S driver ` when using the "built-in DAC mode". +.. only:: esp32 + + The DAC channels can also be driven with DMA-style written sample data by the digital controller, via the :doc:`I2S driver ` when using the "built-in DAC mode". + +.. only:: esp32s2 + + The DAC channels can also be driven with DMA-style written sample data by the digital controller, however the driver does not supported this yet. + For other analog output options, see the :doc:`Sigma-delta Modulation module ` and the :doc:`LED Control module `. Both these modules produce high frequency PWM output, which can be hardware low-pass filtered in order to generate a lower frequency analog output.