Ryo Od / Mbed 2 deprecated Nucleo_MCP3208_Ticker_Test

MCP3208 and Ticker class test

Dependencies:   mbed mcp3208

main.cpp@0:657424dc6103, 2017-06-09 (annotated)

Committer:
ryood
Date:
Fri Jun 09 01:14:11 2017 +0000
Revision:
0:657424dc6103
first commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ryood 0:657424dc6103 1 #include "mbed.h"
ryood 0:657424dc6103 2 #include "mcp3208.h"
ryood 0:657424dc6103 3
ryood 0:657424dc6103 4 #define SAMPLING_RATE (96000)
ryood 0:657424dc6103 5 #define SAMPLING_PERIOD (1.0f/SAMPLING_RATE)
ryood 0:657424dc6103 6
ryood 0:657424dc6103 7 DigitalOut checkPin(D2);
ryood 0:657424dc6103 8
ryood 0:657424dc6103 9 void isr()
ryood 0:657424dc6103 10 {
ryood 0:657424dc6103 11 checkPin = 1;
ryood 0:657424dc6103 12 wait_us(1);
ryood 0:657424dc6103 13 checkPin = 0;
ryood 0:657424dc6103 14 }
ryood 0:657424dc6103 15
ryood 0:657424dc6103 16 int main()
ryood 0:657424dc6103 17 {
ryood 0:657424dc6103 18 SPI spiM(SPI_MOSI, SPI_MISO, SPI_SCK);
ryood 0:657424dc6103 19 spiM.frequency(4000000);
ryood 0:657424dc6103 20 MCP3208 mcp3208_0(spiM, D10);
ryood 0:657424dc6103 21 MCP3208 mcp3208_1(spiM, D9);
ryood 0:657424dc6103 22
ryood 0:657424dc6103 23 float v0[8];
ryood 0:657424dc6103 24 float v1[8];
ryood 0:657424dc6103 25
ryood 0:657424dc6103 26 Ticker t;
ryood 0:657424dc6103 27 t.attach(&isr, SAMPLING_PERIOD);
ryood 0:657424dc6103 28
ryood 0:657424dc6103 29 for (;;) {
ryood 0:657424dc6103 30 for (int i = 0; i < 8; i++) {
ryood 0:657424dc6103 31 v0[i] = mcp3208_0.read_input(i);
ryood 0:657424dc6103 32 }
ryood 0:657424dc6103 33 for (int i = 0; i < 8; i++) {
ryood 0:657424dc6103 34 v1[i] = mcp3208_1.read_input(i);
ryood 0:657424dc6103 35 }
ryood 0:657424dc6103 36
ryood 0:657424dc6103 37 printf("Device0\t");
ryood 0:657424dc6103 38 for (int i = 0; i < 8; i++) {
ryood 0:657424dc6103 39 printf("%.3f\t", v0[i]);
ryood 0:657424dc6103 40 }
ryood 0:657424dc6103 41 printf("\r\n");
ryood 0:657424dc6103 42 printf("Device1\t");
ryood 0:657424dc6103 43 for (int i = 0; i < 8; i++) {
ryood 0:657424dc6103 44 printf("%.3f\t", v1[i]);
ryood 0:657424dc6103 45 }
ryood 0:657424dc6103 46 printf("\r\n");
ryood 0:657424dc6103 47
ryood 0:657424dc6103 48 wait(0.2);
ryood 0:657424dc6103 49 }
ryood 0:657424dc6103 50 }