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Diffstat (limited to 'docs/esp32/quickref.rst')
| -rw-r--r-- | docs/esp32/quickref.rst | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/docs/esp32/quickref.rst b/docs/esp32/quickref.rst index 25e52ec32..0cf7d81a7 100644 --- a/docs/esp32/quickref.rst +++ b/docs/esp32/quickref.rst @@ -837,9 +837,9 @@ The RMT is ESP32-specific and allows generation of accurate digital pulses with import esp32 from machine import Pin - r = esp32.RMT(0, pin=Pin(18), clock_div=8) - r # RMT(channel=0, pin=18, source_freq=80000000, clock_div=8) - # The channel resolution is 100ns (1/(source_freq/clock_div)). + r = esp32.RMT(pin=Pin(18), resolution_hz=10000000) + r # RMT(pin=18, source_freq=80000000, resolution_hz=10000000) + # The channel resolution is based on resolution_hz, i.e. 100ns for 10000000 r.write_pulses((1, 20, 2, 40), 0) # Send 0 for 100ns, 1 for 2000ns, 0 for 200ns, 1 for 4000ns The ESP32-C2 family does not include any RMT peripheral, so this class is @@ -903,8 +903,7 @@ The APA106 driver extends NeoPixel, but internally uses a different colour order ``NeoPixel`` object. For low-level driving of a NeoPixel see `machine.bitstream`. -This low-level driver uses an RMT channel by default. To configure this see -`RMT.bitstream_channel`. +This low-level driver uses an RMT channel by default. APA102 (DotStar) uses a different driver as it has an additional clock pin. |