Important changes to repositories hosted on mbed.com
Mbed hosted mercurial repositories are deprecated and are due to be permanently deleted in July 2026.
To keep a copy of this software download the repository Zip archive or clone locally using Mercurial.
It is also possible to export all your personal repositories from the account settings page.
Fork of DSP_200kHz by
main.cpp
- Committer:
- timmey9
- Date:
- 2015-01-31
- Revision:
- 46:a015ebf4663b
- Parent:
- 45:d591d138cdeb
- Child:
- 47:54fafe151669
File content as of revision 46:a015ebf4663b:
// Server code
#include "mbed.h"
#include "AngleEncoder.h"
#include "adc.h"
#include "pdb.h"
#include "quadrature.h"
// for debug purposes
Serial pc(USBTX, USBRX);
DigitalOut led_red(LED_RED);
DigitalOut led_green(LED_GREEN);
DigitalOut led_blue(LED_BLUE);
//DigitalOut test1(PTB19);
//DigitalOut test2(PTB18);
AngleEncoder angle_encoder(PTD2, PTD3, PTD1, PTD0, 8, 0, 1000000); // mosi, miso, sclk, cs, bit_width, mode, hz
extern int len;
extern uint16_t sample_array0[];
extern uint16_t sample_array1[];
extern uint16_t angle_array[];
bool switcher = false;
// Declaration of functions
using namespace std;
int main() {
led_blue = 1;
led_green = 1;
led_red = 1;
pc.baud(230400);
pc.printf("Starting\r\n");
quad_init();
adc_init(); // always initialize adc before dma
dma_init();
pdb_init();
led_green = 1;
pc.printf("\r\n\r\n\r\n");
while(1) {
pc.printf("PDB0: %i\r",switcher);
if(pc.readable() > 0) {
char temp = pc.getc();
switch(temp) {
case 'G':
case 'g':
pc.printf("Quad Cnt: %i\r\n", quad_read());
break;
case 'A':
case 'a': // needs debugging
adc_start();
for(int i = 0; i < 1500; i++) asm("nop");
adc_stop();
// then proceed to 's' to display the array
case 'S':
case 's':
for(int i = 0; i < len; i++) pc.printf("%i: %f\t %f\t %i\r\n",i,sample_array0[i]*3.3/65535,sample_array1[i]*3.3/65535, angle_array[i]);
pc.printf("\r\n");
break;
case 'D':
case 'd':
adc_single_sample();
DMA_TCD2_CSR |= DMA_CSR_START_MASK;
break;
case 'F':
case 'f':
for(int i = 0; i < len; i++) {sample_array0[i] = 0; sample_array1[i] = 0; angle_array[i] = 0;}
pc.printf("Arrays cleared\r\n");
break;
case 'R':
case 'r':
pc.printf("Quadrature: %i%i \r\n", (HW_GPIO_PDIR_RD(HW_PORTC)>>1)&0x01, HW_GPIO_PDIR_RD(HW_PORTC)&0x01);
case 'B':
case 'b':
pdb_start();
break;
case 'K':
case 'k':
pdb_stop();
break;
}
}
}
}

