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@10:3cad9e255e41, 2018-03-20 (annotated)

Committer:
cyliang
Date:
Tue Mar 20 16:20:59 2018 +0800
Revision:
10:3cad9e255e41
Parent:
9:5c7c3e367ce6
Child:
11:96f41e7c9638
Support M487 & NUC472 on-board SD

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
cyliang 10:3cad9e255e41 29 //#define SDBLOCK_SPI_MODE
cyliang 10:3cad9e255e41 30
MarceloSalazar 4:a107dae867fb 31 // Placeholder to hardware that trigger events (timer, button, etc)
MarceloSalazar 4:a107dae867fb 32 Ticker timer;
MarceloSalazar 0:e13a8a944e25 33
bridadan 5:c18fab181ede 34 // Placeholder for storage
cyliang 10:3cad9e255e41 35 #ifdef SDBLOCK_SPI_MODE
cyliang 10:3cad9e255e41 36 // SPI mode
cyliang 9:5c7c3e367ce6 37 SDBlockDevice sd(MBED_CONF_SD_SPI_MOSI, MBED_CONF_SD_SPI_MISO, MBED_CONF_SD_SPI_CLK, MBED_CONF_SD_SPI_CS);
cyliang 10:3cad9e255e41 38 #else
cyliang 10:3cad9e255e41 39 // SD mode
cyliang 10:3cad9e255e41 40 #include "NuSDBlockDevice.h"
cyliang 10:3cad9e255e41 41 NuSDBlockDevice sd;
cyliang 10:3cad9e255e41 42 #endif
cyliang 9:5c7c3e367ce6 43
bridadan 5:c18fab181ede 44 FATFileSystem fs("sd");
bridadan 5:c18fab181ede 45
MarceloSalazar 0:e13a8a944e25 46 // Pointers to the resources that will be created in main_application().
MarceloSalazar 1:1ccf36276cd3 47 static MbedCloudClientResource* pattern_ptr;
MarceloSalazar 0:e13a8a944e25 48
MarceloSalazar 0:e13a8a944e25 49 // Pointer to mbedClient, used for calling close function.
MarceloSalazar 0:e13a8a944e25 50 static SimpleMbedCloudClient *client;
MarceloSalazar 0:e13a8a944e25 51
MarceloSalazar 1:1ccf36276cd3 52 static bool button_pressed = false;
MarceloSalazar 1:1ccf36276cd3 53
MarceloSalazar 1:1ccf36276cd3 54 void button_press() {
MarceloSalazar 1:1ccf36276cd3 55 button_pressed = true;
MarceloSalazar 1:1ccf36276cd3 56 }
MarceloSalazar 1:1ccf36276cd3 57
MarceloSalazar 1:1ccf36276cd3 58 void pattern_updated(const char *) {
bridadan 5:c18fab181ede 59 printf("PUT received, new value: %s\n", pattern_ptr->get_value().c_str());
MarceloSalazar 2:6ed27f413b30 60 // Placeholder for PUT action
MarceloSalazar 0:e13a8a944e25 61 }
MarceloSalazar 0:e13a8a944e25 62
MarceloSalazar 0:e13a8a944e25 63 void blink_callback(void *) {
bridadan 5:c18fab181ede 64 String pattern_str = pattern_ptr->get_value();
bridadan 5:c18fab181ede 65 const char *pattern = pattern_str.c_str();
MarceloSalazar 2:6ed27f413b30 66 printf("POST received. LED pattern = %s\n", pattern);
MarceloSalazar 2:6ed27f413b30 67 // Placeholder for POST action
MarceloSalazar 0:e13a8a944e25 68 // The pattern is something like 500:200:500, so parse that.
MarceloSalazar 0:e13a8a944e25 69 }
MarceloSalazar 0:e13a8a944e25 70
MarceloSalazar 2:6ed27f413b30 71 void button_callback(const M2MBase& object, const NoticationDeliveryStatus status)
MarceloSalazar 0:e13a8a944e25 72 {
MarceloSalazar 2:6ed27f413b30 73 printf("Button notification. Callback: (%s)\n", object.uri_path());
MarceloSalazar 2:6ed27f413b30 74 // Placeholder for GET
MarceloSalazar 0:e13a8a944e25 75 }
MarceloSalazar 0:e13a8a944e25 76
MarceloSalazar 0:e13a8a944e25 77
MarceloSalazar 0:e13a8a944e25 78 int main(void)
MarceloSalazar 0:e13a8a944e25 79 {
MarceloSalazar 2:6ed27f413b30 80 // Requires DAPLink 245+ (https://github.com/ARMmbed/DAPLink/pull/364)
MarceloSalazar 2:6ed27f413b30 81 // Older versions: workaround to prevent possible deletion of credentials:
MarceloSalazar 0:e13a8a944e25 82 wait(2);
MarceloSalazar 0:e13a8a944e25 83
MarceloSalazar 1:1ccf36276cd3 84 // Misc OS setup
MarceloSalazar 1:1ccf36276cd3 85 srand(time(NULL));
MarceloSalazar 1:1ccf36276cd3 86
MarceloSalazar 2:6ed27f413b30 87 // Placeholder for network
MarceloSalazar 1:1ccf36276cd3 88 EthernetInterface net;
MarceloSalazar 2:6ed27f413b30 89
MarceloSalazar 1:1ccf36276cd3 90 printf("Start Simple Mbed Cloud Client\n");
MarceloSalazar 1:1ccf36276cd3 91
MarceloSalazar 1:1ccf36276cd3 92 // Initialize SD card
MarceloSalazar 1:1ccf36276cd3 93 int status = sd.init();
MarceloSalazar 1:1ccf36276cd3 94 if (status != BD_ERROR_OK) {
MarceloSalazar 1:1ccf36276cd3 95 printf("Failed to init SD card\r\n");
MarceloSalazar 1:1ccf36276cd3 96 return -1;
MarceloSalazar 1:1ccf36276cd3 97 }
MarceloSalazar 0:e13a8a944e25 98
MarceloSalazar 1:1ccf36276cd3 99 // Mount the file system (reformatting on failure)
MarceloSalazar 1:1ccf36276cd3 100 status = fs.mount(&sd);
MarceloSalazar 1:1ccf36276cd3 101 if (status) {
MarceloSalazar 1:1ccf36276cd3 102 printf("Failed to mount FAT file system, reformatting...\r\n");
MarceloSalazar 1:1ccf36276cd3 103 status = fs.reformat(&sd);
MarceloSalazar 1:1ccf36276cd3 104 if (status) {
MarceloSalazar 1:1ccf36276cd3 105 printf("Failed to reformat FAT file system\r\n");
MarceloSalazar 1:1ccf36276cd3 106 return -1;
MarceloSalazar 1:1ccf36276cd3 107 } else {
MarceloSalazar 1:1ccf36276cd3 108 printf("Reformat and mount complete\r\n");
MarceloSalazar 1:1ccf36276cd3 109 }
MarceloSalazar 1:1ccf36276cd3 110 }
MarceloSalazar 1:1ccf36276cd3 111
MarceloSalazar 1:1ccf36276cd3 112 printf("Connecting to the network using Ethernet...\n");
MarceloSalazar 1:1ccf36276cd3 113
MarceloSalazar 1:1ccf36276cd3 114 status = net.connect();
MarceloSalazar 1:1ccf36276cd3 115 if (status) {
MarceloSalazar 1:1ccf36276cd3 116 printf("Connection to Network Failed %d!\n", status);
MarceloSalazar 1:1ccf36276cd3 117 return -1;
MarceloSalazar 1:1ccf36276cd3 118 } else {
MarceloSalazar 1:1ccf36276cd3 119 const char *ip_addr = net.get_ip_address();
MarceloSalazar 1:1ccf36276cd3 120 printf("Connected successfully\n");
MarceloSalazar 1:1ccf36276cd3 121 printf("IP address %s\n", ip_addr);
MarceloSalazar 1:1ccf36276cd3 122 }
MarceloSalazar 1:1ccf36276cd3 123
MarceloSalazar 1:1ccf36276cd3 124 SimpleMbedCloudClient mbedClient(&net);
MarceloSalazar 0:e13a8a944e25 125 // Save pointer to mbedClient so that other functions can access it.
MarceloSalazar 0:e13a8a944e25 126 client = &mbedClient;
MarceloSalazar 0:e13a8a944e25 127
MarceloSalazar 1:1ccf36276cd3 128 status = mbedClient.init();
MarceloSalazar 1:1ccf36276cd3 129 if (status) {
MarceloSalazar 1:1ccf36276cd3 130 return -1;
MarceloSalazar 1:1ccf36276cd3 131 }
MarceloSalazar 1:1ccf36276cd3 132
MarceloSalazar 0:e13a8a944e25 133 printf("Client initialized\r\n");
MarceloSalazar 0:e13a8a944e25 134
MarceloSalazar 1:1ccf36276cd3 135 // Mbed Cloud Client resource setup
MarceloSalazar 1:1ccf36276cd3 136 MbedCloudClientResource *button = mbedClient.create_resource("3200/0/5501", "button_resource");
MarceloSalazar 1:1ccf36276cd3 137 button->set_value("0");
MarceloSalazar 1:1ccf36276cd3 138 button->methods(M2MMethod::GET);
MarceloSalazar 1:1ccf36276cd3 139 button->observable(true);
bridadan 5:c18fab181ede 140 button->attach_notification_callback(button_callback);
MarceloSalazar 0:e13a8a944e25 141
MarceloSalazar 1:1ccf36276cd3 142 MbedCloudClientResource *pattern = mbedClient.create_resource("3201/0/5853", "pattern_resource");
MarceloSalazar 1:1ccf36276cd3 143 pattern->set_value("500:500:500:500");
MarceloSalazar 1:1ccf36276cd3 144 pattern->methods(M2MMethod::GET | M2MMethod::PUT);
bridadan 5:c18fab181ede 145 pattern->attach_put_callback(pattern_updated);
MarceloSalazar 1:1ccf36276cd3 146 pattern_ptr = pattern;
MarceloSalazar 0:e13a8a944e25 147
MarceloSalazar 1:1ccf36276cd3 148 MbedCloudClientResource *blink = mbedClient.create_resource("3201/0/5850", "blink_resource");
MarceloSalazar 1:1ccf36276cd3 149 blink->methods(M2MMethod::POST);
bridadan 5:c18fab181ede 150 blink->attach_post_callback(blink_callback);
MarceloSalazar 0:e13a8a944e25 151
MarceloSalazar 0:e13a8a944e25 152 mbedClient.register_and_connect();
MarceloSalazar 0:e13a8a944e25 153
bridadan 6:254a7e7fbef1 154 // Wait for client to finish registering
bridadan 6:254a7e7fbef1 155 while (!mbedClient.is_client_registered()) {
bridadan 6:254a7e7fbef1 156 wait_ms(100);
bridadan 6:254a7e7fbef1 157 }
bridadan 6:254a7e7fbef1 158
bridadan 6:254a7e7fbef1 159 // Placeholder for callback to update local resource when GET comes.
bridadan 6:254a7e7fbef1 160 timer.attach(&button_press, 5.0);
bridadan 6:254a7e7fbef1 161
MarceloSalazar 0:e13a8a944e25 162 // Check if client is registering or registered, if true sleep and repeat.
MarceloSalazar 0:e13a8a944e25 163 while (mbedClient.is_register_called()) {
MarceloSalazar 0:e13a8a944e25 164 static int button_count = 0;
MarceloSalazar 1:1ccf36276cd3 165 wait_ms(100);
MarceloSalazar 1:1ccf36276cd3 166
MarceloSalazar 1:1ccf36276cd3 167 if (button_pressed) {
MarceloSalazar 1:1ccf36276cd3 168 button_pressed = false;
MarceloSalazar 4:a107dae867fb 169 printf("Simulated button clicked %d times\r\n", ++button_count);
MarceloSalazar 1:1ccf36276cd3 170 button->set_value(button_count);
MarceloSalazar 0:e13a8a944e25 171 }
MarceloSalazar 0:e13a8a944e25 172 }
MarceloSalazar 0:e13a8a944e25 173
MarceloSalazar 0:e13a8a944e25 174 // Client unregistered, exit program.
MarceloSalazar 0:e13a8a944e25 175 return 0;
MarceloSalazar 0:e13a8a944e25 176 }