Nuvoton / Mbed OS NuMaker-mbed-cloud-example-v1.2

NuMaker mbed cloud v1.2 example

This example has been used on the following platforms

Follow these instructions to get credentials https://cloud.mbed.com/docs/v1.2/quick-start/connecting-your-device-to-mbed-cloud.html

https://os.mbed.com/media/cache/platforms/NuMaker-PFM-NUC472Small.png.170x170_q85.png

https://os.mbed.com/media/cache/platforms/NuMaker-PFM-M487.png.170x170_q85.png

main.cpp@9:5c7c3e367ce6, 2018-03-19 (annotated)

Committer:
cyliang
Date:
Mon Mar 19 12:52:20 2018 +0000
Revision:
9:5c7c3e367ce6
Parent:
6:254a7e7fbef1
Child:
10:3cad9e255e41
Forked and modified to fulfill NuMaker-PFM-M487/NUC472

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 4:a107dae867fb 29 // Placeholder to hardware that trigger events (timer, button, etc)
MarceloSalazar 4:a107dae867fb 30 Ticker timer;
MarceloSalazar 0:e13a8a944e25 31
bridadan 5:c18fab181ede 32 // Placeholder for storage
cyliang 9:5c7c3e367ce6 33 SDBlockDevice sd(MBED_CONF_SD_SPI_MOSI, MBED_CONF_SD_SPI_MISO, MBED_CONF_SD_SPI_CLK, MBED_CONF_SD_SPI_CS);
cyliang 9:5c7c3e367ce6 34
bridadan 5:c18fab181ede 35 FATFileSystem fs("sd");
bridadan 5:c18fab181ede 36
MarceloSalazar 0:e13a8a944e25 37 // Pointers to the resources that will be created in main_application().
MarceloSalazar 1:1ccf36276cd3 38 static MbedCloudClientResource* pattern_ptr;
MarceloSalazar 0:e13a8a944e25 39
MarceloSalazar 0:e13a8a944e25 40 // Pointer to mbedClient, used for calling close function.
MarceloSalazar 0:e13a8a944e25 41 static SimpleMbedCloudClient *client;
MarceloSalazar 0:e13a8a944e25 42
MarceloSalazar 1:1ccf36276cd3 43 static bool button_pressed = false;
MarceloSalazar 1:1ccf36276cd3 44
MarceloSalazar 1:1ccf36276cd3 45 void button_press() {
MarceloSalazar 1:1ccf36276cd3 46 button_pressed = true;
MarceloSalazar 1:1ccf36276cd3 47 }
MarceloSalazar 1:1ccf36276cd3 48
MarceloSalazar 1:1ccf36276cd3 49 void pattern_updated(const char *) {
bridadan 5:c18fab181ede 50 printf("PUT received, new value: %s\n", pattern_ptr->get_value().c_str());
MarceloSalazar 2:6ed27f413b30 51 // Placeholder for PUT action
MarceloSalazar 0:e13a8a944e25 52 }
MarceloSalazar 0:e13a8a944e25 53
MarceloSalazar 0:e13a8a944e25 54 void blink_callback(void *) {
bridadan 5:c18fab181ede 55 String pattern_str = pattern_ptr->get_value();
bridadan 5:c18fab181ede 56 const char *pattern = pattern_str.c_str();
MarceloSalazar 2:6ed27f413b30 57 printf("POST received. LED pattern = %s\n", pattern);
MarceloSalazar 2:6ed27f413b30 58 // Placeholder for POST action
MarceloSalazar 0:e13a8a944e25 59 // The pattern is something like 500:200:500, so parse that.
MarceloSalazar 0:e13a8a944e25 60 }
MarceloSalazar 0:e13a8a944e25 61
MarceloSalazar 2:6ed27f413b30 62 void button_callback(const M2MBase& object, const NoticationDeliveryStatus status)
MarceloSalazar 0:e13a8a944e25 63 {
MarceloSalazar 2:6ed27f413b30 64 printf("Button notification. Callback: (%s)\n", object.uri_path());
MarceloSalazar 2:6ed27f413b30 65 // Placeholder for GET
MarceloSalazar 0:e13a8a944e25 66 }
MarceloSalazar 0:e13a8a944e25 67
MarceloSalazar 0:e13a8a944e25 68
MarceloSalazar 0:e13a8a944e25 69 int main(void)
MarceloSalazar 0:e13a8a944e25 70 {
MarceloSalazar 2:6ed27f413b30 71 // Requires DAPLink 245+ (https://github.com/ARMmbed/DAPLink/pull/364)
MarceloSalazar 2:6ed27f413b30 72 // Older versions: workaround to prevent possible deletion of credentials:
MarceloSalazar 0:e13a8a944e25 73 wait(2);
MarceloSalazar 0:e13a8a944e25 74
MarceloSalazar 1:1ccf36276cd3 75 // Misc OS setup
MarceloSalazar 1:1ccf36276cd3 76 srand(time(NULL));
MarceloSalazar 1:1ccf36276cd3 77
MarceloSalazar 2:6ed27f413b30 78 // Placeholder for network
MarceloSalazar 1:1ccf36276cd3 79 EthernetInterface net;
MarceloSalazar 2:6ed27f413b30 80
MarceloSalazar 1:1ccf36276cd3 81 printf("Start Simple Mbed Cloud Client\n");
MarceloSalazar 1:1ccf36276cd3 82
MarceloSalazar 1:1ccf36276cd3 83 // Initialize SD card
MarceloSalazar 1:1ccf36276cd3 84 int status = sd.init();
MarceloSalazar 1:1ccf36276cd3 85 if (status != BD_ERROR_OK) {
MarceloSalazar 1:1ccf36276cd3 86 printf("Failed to init SD card\r\n");
MarceloSalazar 1:1ccf36276cd3 87 return -1;
MarceloSalazar 1:1ccf36276cd3 88 }
MarceloSalazar 0:e13a8a944e25 89
MarceloSalazar 1:1ccf36276cd3 90 // Mount the file system (reformatting on failure)
MarceloSalazar 1:1ccf36276cd3 91 status = fs.mount(&sd);
MarceloSalazar 1:1ccf36276cd3 92 if (status) {
MarceloSalazar 1:1ccf36276cd3 93 printf("Failed to mount FAT file system, reformatting...\r\n");
MarceloSalazar 1:1ccf36276cd3 94 status = fs.reformat(&sd);
MarceloSalazar 1:1ccf36276cd3 95 if (status) {
MarceloSalazar 1:1ccf36276cd3 96 printf("Failed to reformat FAT file system\r\n");
MarceloSalazar 1:1ccf36276cd3 97 return -1;
MarceloSalazar 1:1ccf36276cd3 98 } else {
MarceloSalazar 1:1ccf36276cd3 99 printf("Reformat and mount complete\r\n");
MarceloSalazar 1:1ccf36276cd3 100 }
MarceloSalazar 1:1ccf36276cd3 101 }
MarceloSalazar 1:1ccf36276cd3 102
MarceloSalazar 1:1ccf36276cd3 103 printf("Connecting to the network using Ethernet...\n");
MarceloSalazar 1:1ccf36276cd3 104
MarceloSalazar 1:1ccf36276cd3 105 status = net.connect();
MarceloSalazar 1:1ccf36276cd3 106 if (status) {
MarceloSalazar 1:1ccf36276cd3 107 printf("Connection to Network Failed %d!\n", status);
MarceloSalazar 1:1ccf36276cd3 108 return -1;
MarceloSalazar 1:1ccf36276cd3 109 } else {
MarceloSalazar 1:1ccf36276cd3 110 const char *ip_addr = net.get_ip_address();
MarceloSalazar 1:1ccf36276cd3 111 printf("Connected successfully\n");
MarceloSalazar 1:1ccf36276cd3 112 printf("IP address %s\n", ip_addr);
MarceloSalazar 1:1ccf36276cd3 113 }
MarceloSalazar 1:1ccf36276cd3 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);
bridadan 5:c18fab181ede 131 button->attach_notification_callback(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);
bridadan 5:c18fab181ede 136 pattern->attach_put_callback(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);
bridadan 5:c18fab181ede 141 blink->attach_post_callback(blink_callback);
MarceloSalazar 0:e13a8a944e25 142
MarceloSalazar 0:e13a8a944e25 143 mbedClient.register_and_connect();
MarceloSalazar 0:e13a8a944e25 144
bridadan 6:254a7e7fbef1 145 // Wait for client to finish registering
bridadan 6:254a7e7fbef1 146 while (!mbedClient.is_client_registered()) {
bridadan 6:254a7e7fbef1 147 wait_ms(100);
bridadan 6:254a7e7fbef1 148 }
bridadan 6:254a7e7fbef1 149
bridadan 6:254a7e7fbef1 150 // Placeholder for callback to update local resource when GET comes.
bridadan 6:254a7e7fbef1 151 timer.attach(&button_press, 5.0);
bridadan 6:254a7e7fbef1 152
MarceloSalazar 0:e13a8a944e25 153 // Check if client is registering or registered, if true sleep and repeat.
MarceloSalazar 0:e13a8a944e25 154 while (mbedClient.is_register_called()) {
MarceloSalazar 0:e13a8a944e25 155 static int button_count = 0;
MarceloSalazar 1:1ccf36276cd3 156 wait_ms(100);
MarceloSalazar 1:1ccf36276cd3 157
MarceloSalazar 1:1ccf36276cd3 158 if (button_pressed) {
MarceloSalazar 1:1ccf36276cd3 159 button_pressed = false;
MarceloSalazar 4:a107dae867fb 160 printf("Simulated button clicked %d times\r\n", ++button_count);
MarceloSalazar 1:1ccf36276cd3 161 button->set_value(button_count);
MarceloSalazar 0:e13a8a944e25 162 }
MarceloSalazar 0:e13a8a944e25 163 }
MarceloSalazar 0:e13a8a944e25 164
MarceloSalazar 0:e13a8a944e25 165 // Client unregistered, exit program.
MarceloSalazar 0:e13a8a944e25 166 return 0;
MarceloSalazar 0:e13a8a944e25 167 }