NXP / Mbed OS mbed-cloud-connect-example-ethernet

Simple Mbed Cloud client application using features of K64 & K66 including Ethernet and SD Card

Fork of mbed-cloud-example_K64_K66 by Mac Lobdell

DEPRECATED

This example application is not maintained and not recommended. It uses an old version of Mbed OS, Pelion DM, and Arm toolchain. It doesn't work with Mbed Studio.

Please use: https://os.mbed.com/teams/mbed-os-examples/code/mbed-os-example-pelion/

main.cpp@2:6ed27f413b30, 2018-02-14 (annotated)

Committer:
MarceloSalazar
Date:
Wed Feb 14 13:20:30 2018 +0000
Revision:
2:6ed27f413b30
Parent:
1:1ccf36276cd3
Child:
4:a107dae867fb
Update Simple MCC lib

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MarceloSalazar 0:e13a8a944e25 1 // ----------------------------------------------------------------------------
MarceloSalazar 0:e13a8a944e25 2 // Copyright 2016-2017 ARM Ltd.
MarceloSalazar 0:e13a8a944e25 3 //
MarceloSalazar 0:e13a8a944e25 4 // SPDX-License-Identifier: Apache-2.0
MarceloSalazar 0:e13a8a944e25 5 //
MarceloSalazar 0:e13a8a944e25 6 // Licensed under the Apache License, Version 2.0 (the "License");
MarceloSalazar 0:e13a8a944e25 7 // you may not use this file except in compliance with the License.
MarceloSalazar 0:e13a8a944e25 8 // You may obtain a copy of the License at
MarceloSalazar 0:e13a8a944e25 9 //
MarceloSalazar 0:e13a8a944e25 10 // http://www.apache.org/licenses/LICENSE-2.0
MarceloSalazar 0:e13a8a944e25 11 //
MarceloSalazar 0:e13a8a944e25 12 // Unless required by applicable law or agreed to in writing, software
MarceloSalazar 0:e13a8a944e25 13 // distributed under the License is distributed on an "AS IS" BASIS,
MarceloSalazar 0:e13a8a944e25 14 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
MarceloSalazar 0:e13a8a944e25 15 // See the License for the specific language governing permissions and
MarceloSalazar 0:e13a8a944e25 16 // limitations under the License.
MarceloSalazar 0:e13a8a944e25 17 // ----------------------------------------------------------------------------
MarceloSalazar 0:e13a8a944e25 18
MarceloSalazar 1:1ccf36276cd3 19 #include "mbed.h"
MarceloSalazar 1:1ccf36276cd3 20 #include "mbed-trace/mbed_trace.h"
MarceloSalazar 1:1ccf36276cd3 21 #include "mbed-trace-helper.h"
MarceloSalazar 0:e13a8a944e25 22 #include "simple-mbed-cloud-client.h"
MarceloSalazar 1:1ccf36276cd3 23 #include "key-config-manager/kcm_status.h"
MarceloSalazar 1:1ccf36276cd3 24 #include "key-config-manager/key_config_manager.h"
MarceloSalazar 1:1ccf36276cd3 25 #include "SDBlockDevice.h"
MarceloSalazar 1:1ccf36276cd3 26 #include "FATFileSystem.h"
MarceloSalazar 1:1ccf36276cd3 27 #include "EthernetInterface.h"
MarceloSalazar 1:1ccf36276cd3 28
MarceloSalazar 1:1ccf36276cd3 29 InterruptIn button(BUTTON1);
MarceloSalazar 0:e13a8a944e25 30
MarceloSalazar 0:e13a8a944e25 31 // Pointers to the resources that will be created in main_application().
MarceloSalazar 1:1ccf36276cd3 32 static MbedCloudClientResource* pattern_ptr;
MarceloSalazar 0:e13a8a944e25 33
MarceloSalazar 0:e13a8a944e25 34 // Pointer to mbedClient, used for calling close function.
MarceloSalazar 0:e13a8a944e25 35 static SimpleMbedCloudClient *client;
MarceloSalazar 0:e13a8a944e25 36
MarceloSalazar 1:1ccf36276cd3 37 static bool button_pressed = false;
MarceloSalazar 1:1ccf36276cd3 38
MarceloSalazar 1:1ccf36276cd3 39 void button_press() {
MarceloSalazar 1:1ccf36276cd3 40 button_pressed = true;
MarceloSalazar 1:1ccf36276cd3 41 }
MarceloSalazar 1:1ccf36276cd3 42
MarceloSalazar 1:1ccf36276cd3 43 void pattern_updated(const char *) {
MarceloSalazar 1:1ccf36276cd3 44 printf("PUT received, new value: %s\n", pattern_ptr->get_value());
MarceloSalazar 2:6ed27f413b30 45 // Placeholder for PUT action
MarceloSalazar 0:e13a8a944e25 46 }
MarceloSalazar 0:e13a8a944e25 47
MarceloSalazar 0:e13a8a944e25 48 void blink_callback(void *) {
MarceloSalazar 1:1ccf36276cd3 49 const char *pattern = pattern_ptr->get_value();
MarceloSalazar 2:6ed27f413b30 50 printf("POST received. LED pattern = %s\n", pattern);
MarceloSalazar 2:6ed27f413b30 51 // Placeholder for POST action
MarceloSalazar 0:e13a8a944e25 52 // The pattern is something like 500:200:500, so parse that.
MarceloSalazar 0:e13a8a944e25 53 }
MarceloSalazar 0:e13a8a944e25 54
MarceloSalazar 2:6ed27f413b30 55 void button_callback(const M2MBase& object, const NoticationDeliveryStatus status)
MarceloSalazar 0:e13a8a944e25 56 {
MarceloSalazar 2:6ed27f413b30 57 printf("Button notification. Callback: (%s)\n", object.uri_path());
MarceloSalazar 2:6ed27f413b30 58 // Placeholder for GET
MarceloSalazar 0:e13a8a944e25 59 }
MarceloSalazar 0:e13a8a944e25 60
MarceloSalazar 0:e13a8a944e25 61
MarceloSalazar 0:e13a8a944e25 62 int main(void)
MarceloSalazar 0:e13a8a944e25 63 {
MarceloSalazar 2:6ed27f413b30 64 // Requires DAPLink 245+ (https://github.com/ARMmbed/DAPLink/pull/364)
MarceloSalazar 2:6ed27f413b30 65 // Older versions: workaround to prevent possible deletion of credentials:
MarceloSalazar 0:e13a8a944e25 66 wait(2);
MarceloSalazar 0:e13a8a944e25 67
MarceloSalazar 1:1ccf36276cd3 68 // Misc OS setup
MarceloSalazar 1:1ccf36276cd3 69 srand(time(NULL));
MarceloSalazar 1:1ccf36276cd3 70
MarceloSalazar 2:6ed27f413b30 71 // Placeholder for network
MarceloSalazar 1:1ccf36276cd3 72 EthernetInterface net;
MarceloSalazar 2:6ed27f413b30 73
MarceloSalazar 2:6ed27f413b30 74 // Placeholder for storage
MarceloSalazar 1:1ccf36276cd3 75 SDBlockDevice sd(PTE3, PTE1, PTE2, PTE4);
MarceloSalazar 1:1ccf36276cd3 76 FATFileSystem fs("sd");
MarceloSalazar 1:1ccf36276cd3 77
MarceloSalazar 1:1ccf36276cd3 78 printf("Start Simple Mbed Cloud Client\n");
MarceloSalazar 1:1ccf36276cd3 79
MarceloSalazar 1:1ccf36276cd3 80 // Initialize SD card
MarceloSalazar 1:1ccf36276cd3 81 int status = sd.init();
MarceloSalazar 1:1ccf36276cd3 82 if (status != BD_ERROR_OK) {
MarceloSalazar 1:1ccf36276cd3 83 printf("Failed to init SD card\r\n");
MarceloSalazar 1:1ccf36276cd3 84 return -1;
MarceloSalazar 1:1ccf36276cd3 85 }
MarceloSalazar 0:e13a8a944e25 86
MarceloSalazar 1:1ccf36276cd3 87 // Mount the file system (reformatting on failure)
MarceloSalazar 1:1ccf36276cd3 88 status = fs.mount(&sd);
MarceloSalazar 1:1ccf36276cd3 89 if (status) {
MarceloSalazar 1:1ccf36276cd3 90 printf("Failed to mount FAT file system, reformatting...\r\n");
MarceloSalazar 1:1ccf36276cd3 91 status = fs.reformat(&sd);
MarceloSalazar 1:1ccf36276cd3 92 if (status) {
MarceloSalazar 1:1ccf36276cd3 93 printf("Failed to reformat FAT file system\r\n");
MarceloSalazar 1:1ccf36276cd3 94 return -1;
MarceloSalazar 1:1ccf36276cd3 95 } else {
MarceloSalazar 1:1ccf36276cd3 96 printf("Reformat and mount complete\r\n");
MarceloSalazar 1:1ccf36276cd3 97 }
MarceloSalazar 1:1ccf36276cd3 98 }
MarceloSalazar 1:1ccf36276cd3 99
MarceloSalazar 1:1ccf36276cd3 100 printf("Connecting to the network using Ethernet...\n");
MarceloSalazar 1:1ccf36276cd3 101
MarceloSalazar 1:1ccf36276cd3 102 status = net.connect();
MarceloSalazar 1:1ccf36276cd3 103 if (status) {
MarceloSalazar 1:1ccf36276cd3 104 printf("Connection to Network Failed %d!\n", status);
MarceloSalazar 1:1ccf36276cd3 105 return -1;
MarceloSalazar 1:1ccf36276cd3 106 } else {
MarceloSalazar 1:1ccf36276cd3 107 const char *ip_addr = net.get_ip_address();
MarceloSalazar 1:1ccf36276cd3 108 printf("Connected successfully\n");
MarceloSalazar 1:1ccf36276cd3 109 printf("IP address %s\n", ip_addr);
MarceloSalazar 1:1ccf36276cd3 110 }
MarceloSalazar 1:1ccf36276cd3 111
MarceloSalazar 2:6ed27f413b30 112 // Placeholder for GET requests. Initialize button interrupt.
MarceloSalazar 2:6ed27f413b30 113 button.fall(&button_press);
MarceloSalazar 2:6ed27f413b30 114
MarceloSalazar 1:1ccf36276cd3 115 SimpleMbedCloudClient mbedClient(&net);
MarceloSalazar 0:e13a8a944e25 116 // Save pointer to mbedClient so that other functions can access it.
MarceloSalazar 0:e13a8a944e25 117 client = &mbedClient;
MarceloSalazar 0:e13a8a944e25 118
MarceloSalazar 1:1ccf36276cd3 119 status = mbedClient.init();
MarceloSalazar 1:1ccf36276cd3 120 if (status) {
MarceloSalazar 1:1ccf36276cd3 121 return -1;
MarceloSalazar 1:1ccf36276cd3 122 }
MarceloSalazar 1:1ccf36276cd3 123
MarceloSalazar 0:e13a8a944e25 124 printf("Client initialized\r\n");
MarceloSalazar 0:e13a8a944e25 125
MarceloSalazar 1:1ccf36276cd3 126 // Mbed Cloud Client resource setup
MarceloSalazar 1:1ccf36276cd3 127 MbedCloudClientResource *button = mbedClient.create_resource("3200/0/5501", "button_resource");
MarceloSalazar 1:1ccf36276cd3 128 button->set_value("0");
MarceloSalazar 1:1ccf36276cd3 129 button->methods(M2MMethod::GET);
MarceloSalazar 1:1ccf36276cd3 130 button->observable(true);
MarceloSalazar 2:6ed27f413b30 131 button->attach_notification(M2MMethod::GET, (void*)button_callback);
MarceloSalazar 0:e13a8a944e25 132
MarceloSalazar 1:1ccf36276cd3 133 MbedCloudClientResource *pattern = mbedClient.create_resource("3201/0/5853", "pattern_resource");
MarceloSalazar 1:1ccf36276cd3 134 pattern->set_value("500:500:500:500");
MarceloSalazar 1:1ccf36276cd3 135 pattern->methods(M2MMethod::GET | M2MMethod::PUT);
MarceloSalazar 1:1ccf36276cd3 136 pattern->attach(M2MMethod::PUT, (void*)pattern_updated);
MarceloSalazar 1:1ccf36276cd3 137 pattern_ptr = pattern;
MarceloSalazar 0:e13a8a944e25 138
MarceloSalazar 1:1ccf36276cd3 139 MbedCloudClientResource *blink = mbedClient.create_resource("3201/0/5850", "blink_resource");
MarceloSalazar 1:1ccf36276cd3 140 blink->methods(M2MMethod::POST);
MarceloSalazar 1:1ccf36276cd3 141 blink->attach(M2MMethod::POST, (void*)blink_callback);
MarceloSalazar 0:e13a8a944e25 142
MarceloSalazar 0:e13a8a944e25 143 mbedClient.register_and_connect();
MarceloSalazar 0:e13a8a944e25 144
MarceloSalazar 0:e13a8a944e25 145 // Check if client is registering or registered, if true sleep and repeat.
MarceloSalazar 0:e13a8a944e25 146 while (mbedClient.is_register_called()) {
MarceloSalazar 0:e13a8a944e25 147 static int button_count = 0;
MarceloSalazar 1:1ccf36276cd3 148 wait_ms(100);
MarceloSalazar 1:1ccf36276cd3 149
MarceloSalazar 1:1ccf36276cd3 150 if (button_pressed) {
MarceloSalazar 1:1ccf36276cd3 151 button_pressed = false;
MarceloSalazar 1:1ccf36276cd3 152 printf("Button clicked %d times\r\n", ++button_count);
MarceloSalazar 1:1ccf36276cd3 153 button->set_value(button_count);
MarceloSalazar 0:e13a8a944e25 154 }
MarceloSalazar 0:e13a8a944e25 155 }
MarceloSalazar 0:e13a8a944e25 156
MarceloSalazar 0:e13a8a944e25 157 // Client unregistered, exit program.
MarceloSalazar 0:e13a8a944e25 158 return 0;
MarceloSalazar 0:e13a8a944e25 159 }