main.cpp

00001 #include "mbed.h"
00002 #include "main.h"
00003 #include "rtos.h"
00004 
00005 
00006 void get_which_dac_to_use() {
00007     int dac = 1;
00008     while(1) {
00009         serial.puts("\r\n");
00010         serial.puts("Select which DAC to use:\r\n");
00011         serial.puts("  1 : DAC 1 (PA_4)\r\n");
00012         serial.puts("  2 : DAC 2 (PA_5)\r\n");
00013         serial.puts("Choice: ");
00014         serial.flush();
00015         serial.gets(buffer, BUFFER_SIZE);
00016         char* str = buffer;
00017         if(0==strcmp(str, "1")) { dac=1; break; }
00018         if(0==strcmp(str, "2")) { dac=2; break; }
00019         serial.puts("Invalid selection!\r\n");
00020     }
00021     if(dac==1) aout = new AnalogOut(PA_4);
00022     if(dac==2) aout = new AnalogOut(PA_5);
00023     serial.printf("Done: %d.\r\n", dac);
00024 }
00025 
00026 
00027 void get_serial_port_ready() {
00028     for(int i=10; i>0; i--) {
00029         serial.printf("Wait %ds\r\n", i*2);
00030         wait(2);
00031     }
00032     serial.puts("***************************************\r\n");
00033     serial.puts("*** Welcome to my Signal Generator! ***\r\n");
00034     serial.puts("***************************************\r\n");
00035 }
00036 
00037 
00038 int main() {
00039     get_serial_port_ready();
00040     get_which_dac_to_use();
00041     Thread generateSignal(generateSignalFunc);
00042     userInterfaceFunc(NULL);
00043 }
00044