pub type OutputSignalType = u16;
pub const OUTPUT_SIGNAL_MAX: u16 = 256;
pub const INPUT_SIGNAL_MAX: u16 = 204;

pub const ONE_INPUT: u8 = 0x38;
pub const ZERO_INPUT: u8 = 0x3c;

/// Peripheral input signals for the GPIO mux
#[allow(non_camel_case_types)]
#[derive(PartialEq, Copy, Clone)]
pub enum InputSignal {
    SPIQ              = 0,
    SPID              = 1,
    SPIHD             = 2,
    SPIWP             = 3,
    SPID4             = 7,
    SPID5             = 8,
    SPID6             = 9,
    SPID7             = 10,
    SPIDQS            = 11,
    U0RXD             = 14,
    U0CTS             = 15,
    U0DSR             = 16,
    U1RXD             = 17,
    U1CTS             = 18,
    U1DSR             = 21,
    I2S0O_BCK         = 23,
    I2S0O_WS          = 25,
    I2S0I_BCK         = 27,
    I2S0I_WS          = 28,
    I2CEXT0_SCL       = 29,
    I2CEXT0_SDA       = 30,
    USB_OTG_IDDIG     = 64,
    USB_OTG_AVALID    = 65,
    USB_SRP_BVALID    = 66,
    USB_OTG_VBUSVALID = 67,
    USB_SRP_SESSEND   = 68,
    SPI3_CLK          = 72,
    SPI3_Q            = 73,
    SPI3_D            = 74,
    SPI3_HD           = 75,
    SPI3_CS0          = 76,
    RMT_SIG_IN0       = 83,
    RMT_SIG_IN1       = 84,
    RMT_SIG_IN2       = 85,
    RMT_SIG_IN3       = 86,
    I2CEXT1_SCL       = 95,
    I2CEXT1_SDA       = 96,
    FSPICLK           = 108,
    FSPIQ             = 109,
    FSPID             = 110,
    FSPIHD            = 111,
    FSPIWP            = 112,
    FSPIIO4           = 113,
    FSPIIO5           = 114,
    FSPIIO6           = 115,
    FSPIIO7           = 116,
    FSPICS0           = 117,
    SUBSPIQ           = 127,
    SUBSPID           = 128,
    SUBSPIHD          = 129,
    SUBSPIWP          = 130,
    I2S0I_DATA_IN15   = 158,
    SUBSPID4          = 167,
    SUBSPID5          = 168,
    SUBSPID6          = 169,
    SUBSPID7          = 170,
    SUBSPIDQS         = 171,
    PCMFSYNC          = 203,
    PCMCLK            = 204,
}

/// Peripheral output signals for the GPIO mux
#[allow(non_camel_case_types)]
#[derive(PartialEq, Copy, Clone)]
pub enum OutputSignal {
    SPIQ             = 0,
    SPID             = 1,
    SPIHD            = 2,
    SPIWP            = 3,
    SPICLK           = 4,
    SPICS0           = 5,
    SPICS1           = 6,
    SPID4            = 7,
    SPID5            = 8,
    SPID6            = 9,
    SPID7            = 10,
    SPIDQS           = 11,
    U0TXD            = 14,
    U0RTS            = 15,
    U0DTR            = 16,
    U1TXD            = 17,
    U1RTS            = 18,
    U1DTR            = 21,
    I2S0O_BCK        = 23,
    I2S0O_WS         = 25,
    I2S0I_BCK        = 27,
    I2S0I_WS         = 28,
    I2CEXT0_SCL      = 29,
    I2CEXT0_SDA      = 30,
    SDIO_TOHOST_INT  = 31,
    SPI3_CLK         = 72,
    SPI3_Q           = 73,
    SPI3_D           = 74,
    SPI3_HD          = 75,
    SPI3_CS0         = 76,
    SPI3_CS1         = 77,
    SPI3_CS2         = 78,
    LEDC_LS_SIG0     = 79,
    LEDC_LS_SIG1     = 80,
    LEDC_LS_SIG2     = 81,
    LEDC_LS_SIG3     = 82,
    LEDC_LS_SIG4     = 83,
    LEDC_LS_SIG5     = 84,
    LEDC_LS_SIG6     = 85,
    LEDC_LS_SIG7     = 86,
    RMT_SIG_OUT0     = 87,
    RMT_SIG_OUT1     = 88,
    RMT_SIG_OUT2     = 89,
    RMT_SIG_OUT3     = 90,
    I2CEXT1_SCL      = 95,
    I2CEXT1_SDA      = 96,
    GPIO_SD0         = 100,
    GPIO_SD1         = 101,
    GPIO_SD2         = 102,
    GPIO_SD3         = 103,
    GPIO_SD4         = 104,
    GPIO_SD5         = 105,
    GPIO_SD6         = 106,
    GPIO_SD7         = 107,
    FSPICLK          = 108,
    FSPIQ            = 109,
    FSPID            = 110,
    FSPIHD           = 111,
    FSPIWP           = 112,
    FSPIIO4          = 113,
    FSPIIO5          = 114,
    FSPIIO6          = 115,
    FSPIIO7          = 116,
    FSPICS0          = 117,
    FSPICS1          = 118,
    FSPICS2          = 119,
    FSPICS3          = 120,
    FSPICS4          = 121,
    FSPICS5          = 122,
    SUBSPICLK        = 126,
    SUBSPIQ          = 127,
    SUBSPID          = 128,
    SUBSPIHD         = 129,
    SUBSPIWP         = 130,
    SUBSPICS0        = 131,
    SUBSPICS1        = 132,
    FSPIDQS          = 133,
    FSPI_HSYNC       = 134,
    FSPI_VSYNC       = 135,
    FSPI_DE          = 136,
    FSPICD           = 137,
    SPI3_CD          = 139,
    SPI3_DQS         = 140,
    I2S0O_DATA_OUT23 = 166,
    SUBSPID4         = 167,
    SUBSPID5         = 168,
    SUBSPID6         = 169,
    SUBSPID7         = 170,
    SUBSPIDQS        = 171,
    PCMFSYNC         = 209,
    PCMCLK           = 210,
    CLK_I2S          = 251,
    GPIO             = 256,
}