John La / Mbed 2 deprecated MCP3208_STM32

Mej

Dependencies:   MCP3208_SWSPI SWSPI mbed

Fork of MCP3208_STM32 by Michael Chuah

main.cpp@8:4c941f8c6d73, 2017-04-06 (annotated)

Committer:
mcx
Date:
Thu Apr 06 19:26:00 2017 +0000
Revision:
8:4c941f8c6d73
Parent:
7:983886b6ada9
Child:
10:a22ee39e2282
MCP3208 with SWSPI to support variable SPI bit length

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mcx 0:6c41db68c857 1 #include "mbed.h"
mcx 0:6c41db68c857 2 #include "mcp3208.h"
mcx 0:6c41db68c857 3
mcx 8:4c941f8c6d73 4 //MCP3208 input1(PA_7, PA_6, PA_5, PA_4); //MCP3208(PinName mosi, PinName miso, PinName clk, PinName cs)
mcx 8:4c941f8c6d73 5 MCP3208 input1(PB_5, PB_4, PB_3, PA_11);
mcx 7:983886b6ada9 6 //MCP3208 input1(p5, p6, p7, p8);
mcx 0:6c41db68c857 7
mcx 5:9568cfe486dd 8 //Serial pc(dp16,dp15);
mcx 0:6c41db68c857 9 // Serial pc(p9,p10);
mcx 5:9568cfe486dd 10 Serial pc(USBTX, USBRX);
mcx 0:6c41db68c857 11
mcx 0:6c41db68c857 12 Ticker datalog;
mcx 4:1267e8fa59a3 13 Timer t;
mcx 0:6c41db68c857 14
mcx 0:6c41db68c857 15 char datastr0[5];
mcx 0:6c41db68c857 16 char datastr1[5];
mcx 0:6c41db68c857 17 char datastr2[5];
mcx 0:6c41db68c857 18 char datastr3[5];
mcx 0:6c41db68c857 19 char datastr4[5];
mcx 0:6c41db68c857 20 char datastr5[5];
mcx 0:6c41db68c857 21
mcx 4:1267e8fa59a3 22 char datastr6[5];
mcx 4:1267e8fa59a3 23
mcx 8:4c941f8c6d73 24 int data0;
mcx 8:4c941f8c6d73 25 int data1;
mcx 8:4c941f8c6d73 26 int data2;
mcx 8:4c941f8c6d73 27 int data3;
mcx 8:4c941f8c6d73 28 int data4;
mcx 8:4c941f8c6d73 29 int data5;
mcx 8:4c941f8c6d73 30
mcx 0:6c41db68c857 31 // Credit: Erik Olieman
mcx 1:cf620653d56f 32 // http://developer.mbed.org/questions/5149/Serial-port-on-LPC1114-is-slow/
mcx 0:6c41db68c857 33 void intToString(char *buffer, int value)
mcx 0:6c41db68c857 34 {
mcx 0:6c41db68c857 35 int temp;
mcx 0:6c41db68c857 36 temp = value / 1000;
mcx 0:6c41db68c857 37 buffer[0] = temp + '0';
mcx 0:6c41db68c857 38 value = value - temp * 1000;
mcx 0:6c41db68c857 39
mcx 0:6c41db68c857 40 temp = value / 100;
mcx 0:6c41db68c857 41 buffer[1] = temp + '0';
mcx 0:6c41db68c857 42 value = value - temp * 100;
mcx 0:6c41db68c857 43
mcx 0:6c41db68c857 44 temp = value / 10;
mcx 0:6c41db68c857 45 buffer[2] = temp + '0';
mcx 0:6c41db68c857 46 value = value - temp * 10;
mcx 0:6c41db68c857 47
mcx 0:6c41db68c857 48 temp = value / 1;
mcx 0:6c41db68c857 49 buffer[3] = temp + '0';
mcx 0:6c41db68c857 50 value = value - temp * 1;
mcx 0:6c41db68c857 51
mcx 0:6c41db68c857 52 buffer[4] = '\0';
mcx 0:6c41db68c857 53 }
mcx 0:6c41db68c857 54
mcx 0:6c41db68c857 55 bool tickerActivated = false;
mcx 0:6c41db68c857 56
mcx 0:6c41db68c857 57 void log_data()
mcx 0:6c41db68c857 58 {
mcx 0:6c41db68c857 59 tickerActivated = true;
mcx 0:6c41db68c857 60 }
mcx 0:6c41db68c857 61
mcx 0:6c41db68c857 62 int main()
mcx 0:6c41db68c857 63 {
mcx 4:1267e8fa59a3 64 int tt = 0;
mcx 4:1267e8fa59a3 65 t.start();
mcx 4:1267e8fa59a3 66
mcx 7:983886b6ada9 67 pc.baud(921600);
mcx 0:6c41db68c857 68 pc.printf("Working!!\n\r");
mcx 0:6c41db68c857 69
mcx 7:983886b6ada9 70 datalog.attach_us(&log_data,1000); // 1000us = 1ms
mcx 0:6c41db68c857 71
mcx 1:cf620653d56f 72 while(1) {
mcx 8:4c941f8c6d73 73 data0 = input1.binary(0);
mcx 8:4c941f8c6d73 74 data1 = input1.binary(1);
mcx 8:4c941f8c6d73 75 data2 = input1.binary(2);
mcx 8:4c941f8c6d73 76 data3 = input1.binary(3);
mcx 8:4c941f8c6d73 77 data4 = input1.binary(4);
mcx 8:4c941f8c6d73 78 data5 = input1.binary(5);
mcx 8:4c941f8c6d73 79
mcx 1:cf620653d56f 80 intToString(datastr0,input1.binary(0));
mcx 1:cf620653d56f 81 intToString(datastr1,input1.binary(1));
mcx 1:cf620653d56f 82 intToString(datastr2,input1.binary(2));
mcx 1:cf620653d56f 83 intToString(datastr3,input1.binary(3));
mcx 1:cf620653d56f 84 intToString(datastr4,input1.binary(4));
mcx 1:cf620653d56f 85 intToString(datastr5,input1.binary(5));
mcx 0:6c41db68c857 86
mcx 4:1267e8fa59a3 87 // Timing methods to verify 1 ms loop time / 1 kHz update speed
mcx 4:1267e8fa59a3 88 // tt = t.read_ms();
mcx 4:1267e8fa59a3 89 tt++;
mcx 4:1267e8fa59a3 90 if(tt>=10000) {
mcx 4:1267e8fa59a3 91 tt = 0;
mcx 4:1267e8fa59a3 92 }
mcx 4:1267e8fa59a3 93 intToString(datastr6,tt);
mcx 4:1267e8fa59a3 94
mcx 0:6c41db68c857 95 if(tickerActivated == true) {
mcx 0:6c41db68c857 96 tickerActivated = false;
mcx 8:4c941f8c6d73 97 // pc.printf("%s,%s,%s,%s,%s,%s\n\r",datastr0,datastr1,datastr2,datastr3,datastr4,datastr5);
mcx 8:4c941f8c6d73 98 pc.printf("%d,%d,%d,%d,%d,%d\n\r",data0,data1,data2,data3,data4,data5);
mcx 8:4c941f8c6d73 99 // pc.printf("%d\n\r",SPI1->DR);
mcx 8:4c941f8c6d73 100 // pc.printf("%d\n\r",input1.binary(0));
mcx 0:6c41db68c857 101 }
mcx 4:1267e8fa59a3 102
mcx 0:6c41db68c857 103 }
mcx 0:6c41db68c857 104 }
mcx 0:6c41db68c857 105
mcx 0:6c41db68c857 106