Main Page   Modules   Data Structures   File List   Data Fields   Globals   Related Pages  

SPI test on expansion port.

// Built with BFTC Rev. 1.0.0, gio 14 agosto 2014 09:08:18

/*
    Copyright 2014 Digital Technology Art SRL
    This file is part of Blackfin Toolchain (BFTC) project.

    BFTC is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    BFTC is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with Nome-Programma.  If not, see <http://www.gnu.org/licenses/>.
*/

#include "main.h"

int main(void)
{
    unsigned char pa = 0;
    Set_PLL(16, 4);             // CORE: 25MHz * 16 = 400MHz, 
                                // SCLK: 400MHz / 4 = 100MHz
    Set_Port();                 // Set the port according to project set
    Set_Uart0(115200);          // printf is redirected to UART0
    Set_SPI(SPI_PP);            // Redirect SPI on expansion port
    Set_ExpansionPort(0x00);    // PA all in output
    while(1)                    // Main loop
    {
        Set_SPI(SPI_AUX);    // Enable SPI port on Y13 and Y8
        printf("Read: %02X\n", Write_SPI(0x55));
        Set_SPI(SPI_PP);     // Redirect SPI on expansion port
        Set_PortA(pa);       // Write on PA
        pa ^= 0xFF;          // Invert PA
    }
    return 0;
}

Generated on Tue Apr 7 20:07:44 2015 for BF592A Library by doxygen 1.3.1