Dan David Estarija / Mbed OS FTHRctrl

Program for controlling MAX32630FTHR using a PC via USB serial interface

Dependencies:   OneWire max32630fthr USBDevice

main.cpp@11:d86e072b6eea, 2020-01-31 (annotated)

Committer:
destarija
Date:
Fri Jan 31 06:10:03 2020 +0000
Revision:
11:d86e072b6eea
Parent:
10:a2ab93f0eb34 
initial commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
phonemacro 9:02c5adb483c8 1 /*******************************************************************************
phonemacro 9:02c5adb483c8 2 * Copyright (C) 2018 Maxim Integrated Products, Inc., All Rights Reserved.
phonemacro 9:02c5adb483c8 3 *
phonemacro 9:02c5adb483c8 4 * Permission is hereby granted, free of charge, to any person obtaining a
phonemacro 9:02c5adb483c8 5 * copy of this software and associated documentation files (the "Software"),
phonemacro 9:02c5adb483c8 6 * to deal in the Software without restriction, including without limitation
phonemacro 9:02c5adb483c8 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
phonemacro 9:02c5adb483c8 8 * and/or sell copies of the Software, and to permit persons to whom the
phonemacro 9:02c5adb483c8 9 * Software is furnished to do so, subject to the following conditions:
phonemacro 9:02c5adb483c8 10 *
phonemacro 9:02c5adb483c8 11 * The above copyright notice and this permission notice shall be included
phonemacro 9:02c5adb483c8 12 * in all copies or substantial portions of the Software.
phonemacro 9:02c5adb483c8 13 *
phonemacro 9:02c5adb483c8 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
phonemacro 9:02c5adb483c8 15 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
phonemacro 9:02c5adb483c8 16 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
phonemacro 9:02c5adb483c8 17 * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
phonemacro 9:02c5adb483c8 18 * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
phonemacro 9:02c5adb483c8 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
phonemacro 9:02c5adb483c8 20 * OTHER DEALINGS IN THE SOFTWARE.
phonemacro 9:02c5adb483c8 21 *
phonemacro 9:02c5adb483c8 22 * Except as contained in this notice, the name of Maxim Integrated
phonemacro 9:02c5adb483c8 23 * Products, Inc. shall not be used except as stated in the Maxim Integrated
phonemacro 9:02c5adb483c8 24 * Products, Inc. Branding Policy.
phonemacro 9:02c5adb483c8 25 *
phonemacro 9:02c5adb483c8 26 * The mere transfer of this software does not imply any licenses
phonemacro 9:02c5adb483c8 27 * of trade secrets, proprietary technology, copyrights, patents,
phonemacro 9:02c5adb483c8 28 * trademarks, maskwork rights, or any other form of intellectual
phonemacro 9:02c5adb483c8 29 * property whatsoever. Maxim Integrated Products, Inc. retains all
phonemacro 9:02c5adb483c8 30 * ownership rights.
phonemacro 9:02c5adb483c8 31 *******************************************************************************
phonemacro 9:02c5adb483c8 32 */
switches 0:60a522ae2e35 33 #include "mbed.h"
switches 2:57500e991166 34 #include "max32630fthr.h"
switches 1:6923b075c8d7 35 #include "USBSerial.h"
switches 0:60a522ae2e35 36
destarija 10:a2ab93f0eb34 37 void parse(char *buffer, char *argv[], int c);
destarija 10:a2ab93f0eb34 38 int write_reg(char slave_addr, char reg_addr, char *data);
destarija 10:a2ab93f0eb34 39 int read_reg(char slave_addr, char reg_addr, char *data);
switches 0:60a522ae2e35 40
destarija 10:a2ab93f0eb34 41 MAX32630FTHR pegasus(MAX32630FTHR::VIO_3V3);
switches 1:6923b075c8d7 42
switches 3:601c11238ccb 43 // Virtual serial port over USB
h_keyur 8:d2b660bf5f94 44 USBSerial microUSB;
switches 2:57500e991166 45 DigitalOut rLED(LED1);
switches 2:57500e991166 46 DigitalOut gLED(LED2);
switches 2:57500e991166 47 DigitalOut bLED(LED3);
destarija 10:a2ab93f0eb34 48 I2C i2c1(P3_4, P3_5);
switches 0:60a522ae2e35 49
switches 0:60a522ae2e35 50 // main() runs in its own thread in the OS
switches 0:60a522ae2e35 51 // (note the calls to Thread::wait below for delays)
destarija 10:a2ab93f0eb34 52 int main() {
switches 0:60a522ae2e35 53
destarija 10:a2ab93f0eb34 54 char buffer[32];
destarija 10:a2ab93f0eb34 55 char *argv[4];
destarija 10:a2ab93f0eb34 56 buffer[31] = '\0';
destarija 10:a2ab93f0eb34 57 char slave_addr, reg_addr, data;
destarija 10:a2ab93f0eb34 58 char *ptr;
destarija 10:a2ab93f0eb34 59
destarija 10:a2ab93f0eb34 60 i2c1.frequency(0);
switches 1:6923b075c8d7 61 while(1) {
destarija 10:a2ab93f0eb34 62 microUSB.printf(">> ");
destarija 10:a2ab93f0eb34 63
destarija 10:a2ab93f0eb34 64 microUSB.scanf("%31[^\r\n]", buffer);
destarija 10:a2ab93f0eb34 65 parse(buffer, argv, 4);
destarija 10:a2ab93f0eb34 66 slave_addr = (char) strtol(argv[1], NULL, 16);
destarija 10:a2ab93f0eb34 67 reg_addr = (char) strtol(argv[2], NULL, 16);
destarija 10:a2ab93f0eb34 68 data = (char) strtol(argv[3], NULL, 16);
destarija 10:a2ab93f0eb34 69
destarija 10:a2ab93f0eb34 70 microUSB.printf("command: %s\r\n", argv[0]);
destarija 10:a2ab93f0eb34 71 microUSB.printf("slave address: %d\r\n", slave_addr);
destarija 10:a2ab93f0eb34 72 microUSB.printf("reg address: %d\r\n", reg_addr);
destarija 10:a2ab93f0eb34 73 microUSB.printf("data: %d\r\n", data);
destarija 10:a2ab93f0eb34 74
destarija 10:a2ab93f0eb34 75 if (!strcmp(argv[0], "write"))
destarija 10:a2ab93f0eb34 76 if (write_reg(slave_addr, reg_addr, &data)==1)
destarija 10:a2ab93f0eb34 77 microUSB.printf("ACK received\r\n");
destarija 10:a2ab93f0eb34 78 else
destarija 10:a2ab93f0eb34 79 microUSB.printf("NACK received\r\n");
destarija 10:a2ab93f0eb34 80 else if (!strcmp(argv[0], "read"))
destarija 10:a2ab93f0eb34 81 if (read_reg(slave_addr, reg_addr, &data)==1)
destarija 10:a2ab93f0eb34 82 microUSB.printf("ACK received\r\n");
destarija 10:a2ab93f0eb34 83 else
destarija 10:a2ab93f0eb34 84 microUSB.printf("NACK received\r\n");
destarija 10:a2ab93f0eb34 85 else
destarija 10:a2ab93f0eb34 86 microUSB.printf("invalid command\r\n");
destarija 10:a2ab93f0eb34 87
phonemacro 9:02c5adb483c8 88 bLED = !bLED;
switches 0:60a522ae2e35 89 }
destarija 10:a2ab93f0eb34 90
destarija 10:a2ab93f0eb34 91
switches 0:60a522ae2e35 92 }
switches 0:60a522ae2e35 93
destarija 10:a2ab93f0eb34 94 int write_reg(char slave_addr, char reg_addr, char *data) {
destarija 10:a2ab93f0eb34 95 //i2c1.write((int)slave_addr, &reg_addr, 1, true);
destarija 10:a2ab93f0eb34 96 //wait_ms(0.01);
destarija 10:a2ab93f0eb34 97 //return i2c1.write(*(int*)data);
destarija 10:a2ab93f0eb34 98
destarija 10:a2ab93f0eb34 99 i2c1.start();
destarija 10:a2ab93f0eb34 100 //i2c1.write((int)slave_addr);
destarija 10:a2ab93f0eb34 101 //i2c1.write((int)reg_addr);
destarija 10:a2ab93f0eb34 102 //i2c1.write(*(int*)data);
destarija 10:a2ab93f0eb34 103 i2c1.stop();
destarija 10:a2ab93f0eb34 104 }
destarija 10:a2ab93f0eb34 105
destarija 10:a2ab93f0eb34 106 int read_reg(char slave_addr, char reg_addr, char *data) {
destarija 10:a2ab93f0eb34 107 //i2c1.write((int)slave_addr, &reg_addr, 1, true);
destarija 10:a2ab93f0eb34 108 //wait_ms(0.01);
destarija 10:a2ab93f0eb34 109 //return i2c1.read(*(int*)data);
destarija 10:a2ab93f0eb34 110 i2c1.start();
destarija 10:a2ab93f0eb34 111 //i2c1.write((int)slave_addr);
destarija 10:a2ab93f0eb34 112 //i2c1.write((int)reg_addr);
destarija 10:a2ab93f0eb34 113 //*data = i2c1.read(1);
destarija 10:a2ab93f0eb34 114 i2c1.stop();
destarija 10:a2ab93f0eb34 115 }
destarija 10:a2ab93f0eb34 116
destarija 10:a2ab93f0eb34 117 void parse(char *buffer, char *argv[], int c) {
destarija 10:a2ab93f0eb34 118 char *ptr;
destarija 10:a2ab93f0eb34 119 int i;
destarija 10:a2ab93f0eb34 120
destarija 10:a2ab93f0eb34 121 i = 0;
destarija 10:a2ab93f0eb34 122 ptr = buffer;
destarija 10:a2ab93f0eb34 123
destarija 10:a2ab93f0eb34 124 while (i<c && *ptr != '\n' && *ptr != '\0') {
destarija 10:a2ab93f0eb34 125 argv[i++] = ptr;
destarija 10:a2ab93f0eb34 126 while (*ptr != ' ' && *ptr != '\n' && *ptr != '\0')
destarija 10:a2ab93f0eb34 127 ptr++;
destarija 10:a2ab93f0eb34 128 *(ptr++) = '\0';
destarija 10:a2ab93f0eb34 129 }
destarija 10:a2ab93f0eb34 130 }