main.cpp

00001 #include "mbed.h"
00002 /*
00003     Gael board NUCLEO-F401RE SPI slave
00004 */
00005  
00006  //------------------------------------
00007 // Serial configuration (Put on hyperterminal or Putty)
00008 // 115200 bauds, 8-bit data, no parity
00009 //------------------------------------
00010 Serial serialIO(SERIAL_TX, SERIAL_RX);
00011 
00012 int main() {
00013     
00014     // Configure the serial speed.
00015     serialIO.baud(115200);
00016     serialIO.printf("SPI Slave example with mbed!\r\n");
00017     
00018     // Configure the SPI to 8-bits Mode 0, 5Mhz    
00019     SPISlave spiSlave(PA_7, PA_6, PA_5, PA_15); // mosi, miso, sclk, ssel
00020     spiSlave.format(8,0);    
00021     spiSlave.frequency(5000000);
00022     spiSlave.reply(191);   
00023     
00024     serialIO.printf("SPI Slave Waiting!\r\n");                                         
00025     while(1) {                
00026         wait_us(2);                
00027         if(spiSlave.receive())
00028         {            
00029             serialIO.printf("Slave received: %d\r\n",spiSlave.read());
00030         }
00031     }
00032 }
00033