Function initController

src/controller.cpp:287–367

}

void initController(ControllerType controller_type)
{
    switch (controller_type)
    {
    case CT_GPIO:
        pinMode(A_BUTTON, INPUT_PULLUP);
        pinMode(B_BUTTON, INPUT_PULLUP);
        pinMode(LEFT_BUTTON, INPUT_PULLUP);
        pinMode(RIGHT_BUTTON, INPUT_PULLUP);
        pinMode(UP_BUTTON, INPUT_PULLUP);
        pinMode(DOWN_BUTTON, INPUT_PULLUP);
        pinMode(START_BUTTON, INPUT_PULLUP);
        pinMode(SELECT_BUTTON, INPUT_PULLUP);
        _controllerRead = gpioRead;
        break;

    case CT_NES:
        pinMode(CONTROLLER_NES_CLK, OUTPUT);
        pinMode(CONTROLLER_NES_LATCH, OUTPUT);
        pinMode(CONTROLLER_NES_DATA, INPUT);
        _controllerRead = NESControllerRead;
        break;

    case CT_SNES:
        pinMode(CONTROLLER_SNES_CLK, OUTPUT);
        pinMode(CONTROLLER_SNES_LATCH, OUTPUT);
        pinMode(CONTROLLER_SNES_DATA, INPUT);
        _controllerRead = SNESControllerRead;
        break;

    case CT_PSX:
        pinMode(CONTROLLER_PSX_DATA, INPUT_PULLUP);
        pinMode(CONTROLLER_PSX_COMMAND, OUTPUT);
        pinMode(CONTROLLER_PSX_ATTENTION, OUTPUT);
        pinMode(CONTROLLER_PSX_CLK, OUTPUT);

        digitalWrite(CONTROLLER_PSX_ATTENTION, HIGH);
        digitalWrite(CONTROLLER_PSX_CLK, HIGH);
        delayMicroseconds(10);

        // Dummy transfer bytes to clean internal controller state
        for (int i = 0; i < 2; i++)
        {
            digitalWrite(CONTROLLER_PSX_ATTENTION, LOW);
            delayMicroseconds(10);

            PSXTransferByte(0);
            delayMicroseconds(10);

            digitalWrite(CONTROLLER_PSX_ATTENTION, HIGH);
            delayMicroseconds(12);
        }
        _controllerRead = PSXControllerRead;
        break;
    case CT_UART:
#ifndef DEBUG
        // If DEBUG is defined then Serial.begin() was called during setup().
        // Here Serial is not being used for debugging but for reading button