busDriverName()

const char * fl::busDriverName ( Bus b, fl::u8 which = 0, bool spi = false )

inline

Concrete ChannelManager driver name for a portable bus.

Definition at line 186 of file bus.h.

                                                                                       {
    switch (b) {
        case Bus::FLEX_IO:
#if defined(FL_IS_TEENSY_4X)
            (void)spi;
            return which == 0 ? "OBJECT_FLED" : "FLEX_IO";
#elif defined(FL_IS_ESP8266)
            // ESP8266 has no parallel-I/O bank; `Bus::FLEX_IO` names its native
            // I2S output engine (#4943), matching ESP32's I2S naming.
            (void)which;
            (void)spi;
            return "I2S";
#elif defined(FL_IS_RP2040) || defined(FL_IS_RP2350)
            (void)spi;
            if (which == 0) return "PIO0";
            if (which == 1) return "PIO1";
            #if defined(FL_IS_RP2350)
            if (which == 2) return "PIO2";
            #endif
            return "FLEX_IO_UNAVAILABLE";
#elif defined(FL_IS_ESP32)
#if FASTLED_HAS_PARLIO
            (void)which;
            (void)spi;
            return "PARLIO";
#elif FASTLED_HAS_LCD_SPI || FASTLED_HAS_LCD_CAM_CLOCKLESS
            (void)which;
            return spi ? "LCD_SPI" : "LCD_CLOCKLESS";
#elif FASTLED_HAS_I2S_SPI || FASTLED_HAS_I2S_LED
            (void)which;
            return spi ? "I2S_SPI" : "I2S";
#else
            (void)which;
            (void)spi;
            return "FLEX_IO";
#endif
#else
            (void)which;
            (void)spi;
            return "FLEX_IO";
#endif
        case Bus::AUTO:
        case Bus::BIT_BANG:
        case Bus::DUAL_SPI:
        case Bus::QUAD_SPI:
        case Bus::OCTAL_SPI:
        case Bus::RMT:
            (void)spi;
            return busName(b, which);
        case Bus::SPI:
#if defined(FL_IS_RP2040) || defined(FL_IS_RP2350)
            (void)spi;
            return which == 0 ? "SPI0" : "SPI1";
#else
            (void)spi;
            return busName(b, which);
#endif
        case Bus::UART:
            (void)spi;
#if defined(FL_IS_RP2040) || defined(FL_IS_RP2350)
            return which == 0 ? "UART0" : "UART1";
#elif defined(FL_IS_TEENSY_4X)
            (void)which;
            return "LPUART";
#else
            (void)which;
            return "UART";
#endif
    }
    return "";
}

References AUTO, BIT_BANG, busName(), DUAL_SPI, FL_NO_EXCEPT, FLEX_IO, OCTAL_SPI, QUAD_SPI, RMT, SPI, and UART.

Referenced by fl::SlimSpiBridgeController< CHIPSET, RGB_ORDER, B, B_WHICH >::resolveDriver(), fl::Channel::resolveDynamicDriver(), and fl::ChannelManager::setExclusiveDriver().

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