config.h

来自「RF24L01用源程序,非常好用」· C头文件 代码 · 共 58 行

// Peripheral specific initialization functions,
// Called from the Init_Device() function
void PCA_Init()
{
    PCA0MD    &= ~0x40;
    PCA0MD    = 0x00;
}

void SPI_Init()
{
    SPI0CFG   = 0x40;
    SPI0CN    = 0x01;
    SPI0CKR   = 0x25;
}

void Port_IO_Init()
{
    // P0.0  -  Skipped,     Push-Pull,  Digital
    // P0.1  -  Skipped,     Push-Pull,  Digital
    // P0.2  -  Skipped,     Push-Pull,  Digital
    // P0.3  -  Skipped,     Open-Drain, Digital
    // P0.4  -  Skipped,     Push-Pull,  Digital
    // P0.5  -  Skipped,     Push-Pull,  Digital
    // P0.6  -  Skipped,     Push-Pull,  Digital
    // P0.7  -  Skipped,     Open-Drain, Digital

    // P1.0  -  SCK  (SPI0), Push-Pull,  Digital
    // P1.1  -  MISO (SPI0), Open-Drain, Digital
    // P1.2  -  MOSI (SPI0), Push-Pull,  Digital
    // P1.3  -  Unassigned,  Push-Pull,  Digital
    // P1.4  -  Unassigned,  Push-Pull,  Digital
    // P1.5  -  Unassigned,  Push-Pull,  Digital
    // P1.6  -  Unassigned,  Push-Pull,  Digital
    // P1.7  -  Unassigned,  Push-Pull,  Digital

    P0MDOUT   = 0x77;
    P1MDOUT   = 0xFD;
    P0SKIP    = 0xFF;
    XBR0      = 0x02;
    XBR1      = 0xC0;
}

void Interrupts_Init()
{
    IE        = 0xC0;
}

// Initialization function for device,
// Call Init_Device() from your main program
void Init_Device(void)
{
    PCA_Init();
    SPI_Init();
    Port_IO_Init();
    Interrupts_Init();
}