Skip to content

ESP32 RMT High-priority Interrupt driver (PRv2) #4799

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Closed
willmmiles wants to merge 4 commits into from
Closed

ESP32 RMT High-priority Interrupt driver (PRv2) #4799

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
4 commits
Select commit Hold shift + click to select a range
d826475
Use beta RMT high-priority interrupt
willmmiles Jul 3, 2025
db4cbfb
Pin NeoPixelBus rmt-hi version
willmmiles Jul 31, 2025
c950d24
Use RMT HI on RISCV (C3)
willmmiles Aug 1, 2025
4f3243b
Update NPB pin
willmmiles Aug 6, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
5 changes: 3 additions & 2 deletions platformio.ini
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -140,8 +140,9 @@ lib_compat_mode = strict
lib_deps =
fastled/FastLED @ 3.6.0
IRremoteESP8266 @ 2.8.2
makuna/NeoPixelBus @ 2.8.3
#https://github.com/makuna/NeoPixelBus.git#CoreShaderBeta
#makuna/NeoPixelBus @ 2.8.3
# Fork with high-priority RMT driver; commit pinned to esp32-rmt-hi branch 2025-07-30
https://github.com/willmmiles/NeoPixelBus.git#fc4df7d7
https://github.com/Aircoookie/ESPAsyncWebServer.git#v2.4.0
# for I2C interface
;Wire
Expand Down
31 changes: 19 additions & 12 deletions wled00/bus_wrapper.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -244,53 +244,60 @@
typedef NeoEsp32I2s1Tm1914Method X1Tm1914Method;
#endif

// RMT driver selection
#ifndef WLED_USE_SHARED_RMT
#define NeoEsp32RmtMethod(x) NeoEsp32RmtHIN ## x ## Method
#else
#define NeoEsp32RmtMethod(x) NeoEsp32RmtN ## x ## Method
#endif

//RGB
#define B_32_RN_NEO_3 NeoPixelBusLg<NeoGrbFeature, NeoEsp32RmtNWs2812xMethod, NeoGammaNullMethod> // ESP32, S2, S3, C3
#define B_32_RN_NEO_3 NeoPixelBusLg<NeoGrbFeature, NeoEsp32RmtMethod(Ws2812x), NeoGammaNullMethod> // ESP32, S2, S3, C3
//#define B_32_IN_NEO_3 NeoPixelBusLg<NeoGrbFeature, NeoEsp32I2sNWs2812xMethod, NeoGammaNullMethod> // ESP32 (dynamic I2S selection)
#define B_32_I2_NEO_3 NeoPixelBusLg<NeoGrbFeature, X1Ws2812xMethod, NeoGammaNullMethod> // ESP32, S2, S3 (automatic I2S selection, see typedef above)
#define B_32_IP_NEO_3 NeoPixelBusLg<NeoGrbFeature, X8Ws2812xMethod, NeoGammaNullMethod> // parallel I2S (ESP32, S2, S3)
//RGBW
#define B_32_RN_NEO_4 NeoPixelBusLg<NeoGrbwFeature, NeoEsp32RmtNSk6812Method, NeoGammaNullMethod>
#define B_32_RN_NEO_4 NeoPixelBusLg<NeoGrbwFeature, NeoEsp32RmtMethod(Sk6812), NeoGammaNullMethod>
#define B_32_I2_NEO_4 NeoPixelBusLg<NeoGrbwFeature, X1Sk6812Method, NeoGammaNullMethod>
#define B_32_IP_NEO_4 NeoPixelBusLg<NeoGrbwFeature, X8Sk6812Method, NeoGammaNullMethod> // parallel I2S
//400Kbps
#define B_32_RN_400_3 NeoPixelBusLg<NeoGrbFeature, NeoEsp32RmtN400KbpsMethod, NeoGammaNullMethod>
#define B_32_RN_400_3 NeoPixelBusLg<NeoGrbFeature, NeoEsp32RmtMethod(400Kbps), NeoGammaNullMethod>
#define B_32_I2_400_3 NeoPixelBusLg<NeoGrbFeature, X1400KbpsMethod, NeoGammaNullMethod>
#define B_32_IP_400_3 NeoPixelBusLg<NeoGrbFeature, X8400KbpsMethod, NeoGammaNullMethod> // parallel I2S
//TM1814 (RGBW)
#define B_32_RN_TM1_4 NeoPixelBusLg<NeoWrgbTm1814Feature, NeoEsp32RmtNTm1814Method, NeoGammaNullMethod>
#define B_32_RN_TM1_4 NeoPixelBusLg<NeoWrgbTm1814Feature, NeoEsp32RmtMethod(Tm1814), NeoGammaNullMethod>
#define B_32_I2_TM1_4 NeoPixelBusLg<NeoWrgbTm1814Feature, X1Tm1814Method, NeoGammaNullMethod>
#define B_32_IP_TM1_4 NeoPixelBusLg<NeoWrgbTm1814Feature, X8Tm1814Method, NeoGammaNullMethod> // parallel I2S
//TM1829 (RGB)
#define B_32_RN_TM2_3 NeoPixelBusLg<NeoBrgFeature, NeoEsp32RmtNTm1829Method, NeoGammaNullMethod>
#define B_32_RN_TM2_3 NeoPixelBusLg<NeoBrgFeature, NeoEsp32RmtMethod(Tm1829), NeoGammaNullMethod>
#define B_32_I2_TM2_3 NeoPixelBusLg<NeoBrgFeature, X1Tm1829Method, NeoGammaNullMethod>
#define B_32_IP_TM2_3 NeoPixelBusLg<NeoBrgFeature, X8Tm1829Method, NeoGammaNullMethod> // parallel I2S
//UCS8903
#define B_32_RN_UCS_3 NeoPixelBusLg<NeoRgbUcs8903Feature, NeoEsp32RmtNWs2812xMethod, NeoGammaNullMethod>
#define B_32_RN_UCS_3 NeoPixelBusLg<NeoRgbUcs8903Feature, NeoEsp32RmtMethod(Ws2812x), NeoGammaNullMethod>
#define B_32_I2_UCS_3 NeoPixelBusLg<NeoRgbUcs8903Feature, X1800KbpsMethod, NeoGammaNullMethod>
#define B_32_IP_UCS_3 NeoPixelBusLg<NeoRgbUcs8903Feature, X8800KbpsMethod, NeoGammaNullMethod> // parallel I2S
//UCS8904
#define B_32_RN_UCS_4 NeoPixelBusLg<NeoRgbwUcs8904Feature, NeoEsp32RmtNWs2812xMethod, NeoGammaNullMethod>
#define B_32_RN_UCS_4 NeoPixelBusLg<NeoRgbwUcs8904Feature, NeoEsp32RmtMethod(Ws2812x), NeoGammaNullMethod>
#define B_32_I2_UCS_4 NeoPixelBusLg<NeoRgbwUcs8904Feature, X1800KbpsMethod, NeoGammaNullMethod>
#define B_32_IP_UCS_4 NeoPixelBusLg<NeoRgbwUcs8904Feature, X8800KbpsMethod, NeoGammaNullMethod>// parallel I2S
//APA106
#define B_32_RN_APA106_3 NeoPixelBusLg<NeoGrbFeature, NeoEsp32RmtNApa106Method, NeoGammaNullMethod>
#define B_32_RN_APA106_3 NeoPixelBusLg<NeoGrbFeature, NeoEsp32RmtMethod(Apa106), NeoGammaNullMethod>
#define B_32_I2_APA106_3 NeoPixelBusLg<NeoGrbFeature, X1Apa106Method, NeoGammaNullMethod>
#define B_32_IP_APA106_3 NeoPixelBusLg<NeoGrbFeature, X8Apa106Method, NeoGammaNullMethod> // parallel I2S
//FW1906 GRBCW
#define B_32_RN_FW6_5 NeoPixelBusLg<NeoGrbcwxFeature, NeoEsp32RmtNWs2812xMethod, NeoGammaNullMethod>
#define B_32_RN_FW6_5 NeoPixelBusLg<NeoGrbcwxFeature, NeoEsp32RmtMethod(Ws2812x), NeoGammaNullMethod>
#define B_32_I2_FW6_5 NeoPixelBusLg<NeoGrbcwxFeature, X1800KbpsMethod, NeoGammaNullMethod>
#define B_32_IP_FW6_5 NeoPixelBusLg<NeoGrbcwxFeature, X8800KbpsMethod, NeoGammaNullMethod> // parallel I2S
//WS2805 RGBWC
#define B_32_RN_2805_5 NeoPixelBusLg<NeoGrbwwFeature, NeoEsp32RmtNWs2805Method, NeoGammaNullMethod>
#define B_32_RN_2805_5 NeoPixelBusLg<NeoGrbwwFeature, NeoEsp32RmtMethod(Ws2805), NeoGammaNullMethod>
#define B_32_I2_2805_5 NeoPixelBusLg<NeoGrbwwFeature, X1Ws2805Method, NeoGammaNullMethod>
#define B_32_IP_2805_5 NeoPixelBusLg<NeoGrbwwFeature, X8Ws2805Method, NeoGammaNullMethod> // parallel I2S
//TM1914 (RGB)
#define B_32_RN_TM1914_3 NeoPixelBusLg<NeoGrbTm1914Feature, NeoEsp32RmtNTm1914Method, NeoGammaNullMethod>
#define B_32_RN_TM1914_3 NeoPixelBusLg<NeoGrbTm1914Feature, NeoEsp32RmtMethod(Tm1914), NeoGammaNullMethod>
#define B_32_I2_TM1914_3 NeoPixelBusLg<NeoGrbTm1914Feature, X1Tm1914Method, NeoGammaNullMethod>
#define B_32_IP_TM1914_3 NeoPixelBusLg<NeoGrbTm1914Feature, X8Tm1914Method, NeoGammaNullMethod> // parallel I2S
//Sm16825 (RGBWC)
#define B_32_RN_SM16825_5 NeoPixelBusLg<NeoRgbcwSm16825eFeature, NeoEsp32RmtNWs2812xMethod, NeoGammaNullMethod>
#define B_32_RN_SM16825_5 NeoPixelBusLg<NeoRgbcwSm16825eFeature, NeoEsp32RmtMethod(Ws2812x), NeoGammaNullMethod>
#define B_32_I2_SM16825_5 NeoPixelBusLg<NeoRgbcwSm16825eFeature, X1Ws2812xMethod, NeoGammaNullMethod>
#define B_32_IP_SM16825_5 NeoPixelBusLg<NeoRgbcwSm16825eFeature, X8Ws2812xMethod, NeoGammaNullMethod> // parallel I2S
#endif
Expand Down