Bryce Himebaugh / Mbed OS lon-lof

Program to demonstrate lighting an led via a command line command

Dependencies:   LPS331_I2C

main.cpp@1:48e24393d6d9, 2021-10-06 (annotated)

Committer:
bhimebau
Date:
Wed Oct 06 13:29:15 2021 +0000
Revision:
1:48e24393d6d9
Parent:
0:f7d9662c6d11 
Added Pressure Stuff

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bhimebau 0:f7d9662c6d11 1 /* mbed Microcontroller Library
bhimebau 0:f7d9662c6d11 2 * Copyright (c) 2019 ARM Limited
bhimebau 0:f7d9662c6d11 3 * SPDX-License-Identifier: Apache-2.0
bhimebau 0:f7d9662c6d11 4 */
bhimebau 0:f7d9662c6d11 5
bhimebau 0:f7d9662c6d11 6 #include "mbed.h"
bhimebau 0:f7d9662c6d11 7 #include "platform/mbed_thread.h"
bhimebau 0:f7d9662c6d11 8 #include <string.h>
bhimebau 1:48e24393d6d9 9 #include "LPS331_I2C.h"
bhimebau 0:f7d9662c6d11 10
bhimebau 0:f7d9662c6d11 11 // Blinking rate in milliseconds
bhimebau 0:f7d9662c6d11 12 #define BLINKING_RATE_MS 500
bhimebau 0:f7d9662c6d11 13
bhimebau 0:f7d9662c6d11 14 Serial pc(USBTX, USBRX); // tx, rx
bhimebau 1:48e24393d6d9 15 LPS331_I2C lps331(PB_7, PB_6, LPS331_I2C_SA0_HIGH);
bhimebau 0:f7d9662c6d11 16
bhimebau 0:f7d9662c6d11 17 int main()
bhimebau 0:f7d9662c6d11 18 {
bhimebau 0:f7d9662c6d11 19 char cmd[80];
bhimebau 0:f7d9662c6d11 20 char ch;
bhimebau 0:f7d9662c6d11 21 unsigned char index = 0;
bhimebau 0:f7d9662c6d11 22
bhimebau 1:48e24393d6d9 23 if(lps331.isAvailable()) {
bhimebau 1:48e24393d6d9 24 pc.printf("LPS331 is available!\r\n");
bhimebau 1:48e24393d6d9 25 } else {
bhimebau 1:48e24393d6d9 26 pc.printf("LPS331 is unavailable!\r\n");
bhimebau 1:48e24393d6d9 27 }
bhimebau 1:48e24393d6d9 28
bhimebau 0:f7d9662c6d11 29 // Initialise the digital pin LED1 as an output
bhimebau 0:f7d9662c6d11 30 DigitalOut led(LED1);
bhimebau 0:f7d9662c6d11 31 pc.printf("L432> ");
bhimebau 0:f7d9662c6d11 32 while (true) {
bhimebau 0:f7d9662c6d11 33
bhimebau 0:f7d9662c6d11 34 ch = pc.getc();
bhimebau 0:f7d9662c6d11 35 index = 0;
bhimebau 0:f7d9662c6d11 36 while ((ch != '\n') && (ch != '\r')) {
bhimebau 0:f7d9662c6d11 37 pc.putc(ch);
bhimebau 0:f7d9662c6d11 38 cmd[index++] = ch;
bhimebau 0:f7d9662c6d11 39 ch = pc.getc();
bhimebau 0:f7d9662c6d11 40 }
bhimebau 0:f7d9662c6d11 41 cmd[index] = 0;
bhimebau 0:f7d9662c6d11 42 if (!strcmp(cmd,"lon")) {
bhimebau 0:f7d9662c6d11 43 led = 1;
bhimebau 0:f7d9662c6d11 44 }
bhimebau 0:f7d9662c6d11 45 else if (!strcmp(cmd,"lof")) {
bhimebau 0:f7d9662c6d11 46 led = 0;
bhimebau 0:f7d9662c6d11 47 }
bhimebau 0:f7d9662c6d11 48 pc.printf("\n\r",cmd);
bhimebau 0:f7d9662c6d11 49 pc.printf("L432> ");
bhimebau 0:f7d9662c6d11 50 }
bhimebau 0:f7d9662c6d11 51 }
bhimebau 1:48e24393d6d9 52
bhimebau 1:48e24393d6d9 53 /*
bhimebau 1:48e24393d6d9 54 #include "LPS331_I2C.h"
bhimebau 1:48e24393d6d9 55
bhimebau 1:48e24393d6d9 56 Serial pc(USBTX, USBRX);
bhimebau 1:48e24393d6d9 57 LPS331_I2C lps331(p9, p10, LPS331_I2C_SA0_HIGH);
bhimebau 1:48e24393d6d9 58
bhimebau 1:48e24393d6d9 59
bhimebau 1:48e24393d6d9 60 int main() {
bhimebau 1:48e24393d6d9 61 pc.printf("LPS331 Test Program.\r\n");
bhimebau 1:48e24393d6d9 62
bhimebau 1:48e24393d6d9 63 if(lps331.isAvailable()) {
bhimebau 1:48e24393d6d9 64 pc.printf("LPS331 is available!\r\n");
bhimebau 1:48e24393d6d9 65 } else {
bhimebau 1:48e24393d6d9 66 pc.printf("LPS331 is unavailable!\r\n");
bhimebau 1:48e24393d6d9 67 }
bhimebau 1:48e24393d6d9 68
bhimebau 1:48e24393d6d9 69 lps331.setResolution(LPS331_I2C_PRESSURE_AVG_512, LPS331_I2C_TEMP_AVG_128);
bhimebau 1:48e24393d6d9 70 lps331.setDataRate(LPS331_I2C_DATARATE_7HZ);
bhimebau 1:48e24393d6d9 71 lps331.setActive(true);
bhimebau 1:48e24393d6d9 72
bhimebau 1:48e24393d6d9 73 pc.printf("LPS331 Register map.\r\n");
bhimebau 1:48e24393d6d9 74
bhimebau 1:48e24393d6d9 75 for(int i = 0; i < 8; i++) {
bhimebau 1:48e24393d6d9 76 pc.printf("%02x: ", i);
bhimebau 1:48e24393d6d9 77 for(int j = 0; j < 16; j++) {
bhimebau 1:48e24393d6d9 78 char value = lps331._read(j | i << 4);
bhimebau 1:48e24393d6d9 79 pc.printf("%02x ", value);
bhimebau 1:48e24393d6d9 80 }
bhimebau 1:48e24393d6d9 81 pc.printf("\r\n");
bhimebau 1:48e24393d6d9 82 }
bhimebau 1:48e24393d6d9 83
bhimebau 1:48e24393d6d9 84 pc.printf("LPS331 Register map(multibyte read test).\r\n");
bhimebau 1:48e24393d6d9 85
bhimebau 1:48e24393d6d9 86 for(int i = 0; i < 8; i++) {
bhimebau 1:48e24393d6d9 87 char data[16];
bhimebau 1:48e24393d6d9 88 lps331._read_multibyte(i << 4, data, 16);
bhimebau 1:48e24393d6d9 89 pc.printf("%02x: ", i);
bhimebau 1:48e24393d6d9 90 for(int j = 0; j < 16; j++) {
bhimebau 1:48e24393d6d9 91 pc.printf("%02x ", data[j]);
bhimebau 1:48e24393d6d9 92 }
bhimebau 1:48e24393d6d9 93 pc.printf("\r\n");
bhimebau 1:48e24393d6d9 94 }
bhimebau 1:48e24393d6d9 95
bhimebau 1:48e24393d6d9 96 wait(2.0);
bhimebau 1:48e24393d6d9 97
bhimebau 1:48e24393d6d9 98 while(true) {
bhimebau 1:48e24393d6d9 99 float pres, temp;
bhimebau 1:48e24393d6d9 100
bhimebau 1:48e24393d6d9 101 pres = lps331.getPressure();
bhimebau 1:48e24393d6d9 102 temp = lps331.getTemperature();
bhimebau 1:48e24393d6d9 103
bhimebau 1:48e24393d6d9 104 pc.printf("%f,%f\r\n", pres, temp);
bhimebau 1:48e24393d6d9 105
bhimebau 1:48e24393d6d9 106 wait(1/7.0);
bhimebau 1:48e24393d6d9 107 }
bhimebau 1:48e24393d6d9 108 */