Simple Mbed Cloud client application using features of K64 & K66 including Ethernet and SD Card
Fork of mbed-cloud-example_K64_K66 by
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/
Revision 11:ae1f6fe932dc, committed 2018-05-10
- Comitter:
- maclobdell
- Date:
- Thu May 10 06:28:06 2018 -0500
- Parent:
- 8:ace9e5de6491
- Child:
- 12:3f30c0e55a8e
- Commit message:
- update to new public version of cloud client
Changed in this revision
--- a/main.cpp Mon Feb 19 20:37:36 2018 +0000
+++ b/main.cpp Thu May 10 06:28:06 2018 -0500
@@ -1,205 +1,175 @@
-// ----------------------------------------------------------------------------
-// Copyright 2016-2017 ARM Ltd.
-//
-// SPDX-License-Identifier: Apache-2.0
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-// ----------------------------------------------------------------------------
-
-#include "mbed.h"
-#include "mbed-trace/mbed_trace.h"
-#include "mbed-trace-helper.h"
-#include "simple-mbed-cloud-client.h"
-#include "key-config-manager/kcm_status.h"
-#include "key-config-manager/key_config_manager.h"
-#include "SDBlockDevice.h"
-#include "FATFileSystem.h"
-#include "EthernetInterface.h"
-
-/* The following app uses Mbed Cloud with SD Card storage, button, & led */
-
-// Placeholder to hardware that trigger events (timer, button, etc)
-//Ticker timer;
-/* K64 & K66 */
-InterruptIn sw2(SW2);
-DigitalOut led2(LED2);
-/* */
-
-// Placeholder for storage
-/* K64 & K66 */
-SDBlockDevice sd(PTE3, PTE1, PTE2, PTE4);
-FATFileSystem fs("sd");
-/* */
-
-// Pointers to the resources that will be created in main_application().
-static MbedCloudClientResource* pattern_ptr;
-static MbedCloudClientResource* button_ptr;
-
-// Pointer to mbedClient, used for calling close function.
-static SimpleMbedCloudClient *client;
-
-static bool button_pressed = false;
-static int button_count = 0;
-
-void button_press() {
- button_pressed = true;
- ++button_count;
- button_ptr->set_value(button_count);
-}
-
-void pattern_updated(const char *) {
- printf("PUT received, new value: %s\n", pattern_ptr->get_value().c_str());
- // Placeholder for PUT action
-}
-
-void blink_callback(void *) {
- String pattern_str = pattern_ptr->get_value();
- const char *pattern = pattern_str.c_str();
- printf("POST received. LED pattern = %s\n", pattern);
- // Placeholder for POST action
- // The pattern is something like 500:200:500, so parse that.
- // LED blinking is done while parsing.
-
- while (*pattern != '\0') {
- //make a short blink on the led
- led2 = 0;
- wait_ms(20);
- led2 = 1;
- // Wait for requested time.
- wait_ms(atoi(pattern));
- // Search for next value.
- pattern = strchr(pattern, ':');
- if(!pattern) {
- //we're done, give one last blink to end the pattern
- led2 = 0;
- wait_ms(20);
- led2 = 1;
- break; // while
- }
- pattern++;
- }
-}
-
-void button_callback(const M2MBase& object, const NoticationDeliveryStatus status)
-{
- printf("Button notification. Callback: (%s)\n", object.uri_path());
- // Placeholder for GET
-}
-
-
-int main(void)
-{
- // Requires DAPLink 245+ (https://github.com/ARMmbed/DAPLink/pull/364)
- // Older versions: workaround to prevent possible deletion of credentials:
- wait(2);
-
- // Misc OS setup
- srand(time(NULL));
-
- // Placeholder for network
- EthernetInterface net;
-
- printf("Start Simple Mbed Cloud Client\n");
-
- // Initialize SD card
- int status = sd.init();
- if (status != BD_ERROR_OK) {
- printf("Failed to init SD card\r\n");
- return -1;
- }
-
- // Mount the file system (reformatting on failure)
- status = fs.mount(&sd);
- if (status) {
- printf("Failed to mount FAT file system, reformatting...\r\n");
- status = fs.reformat(&sd);
- if (status) {
- printf("Failed to reformat FAT file system\r\n");
- return -1;
- } else {
- printf("Reformat and mount complete\r\n");
- }
- }
-
- printf("Connecting to the network using Ethernet...\n");
-
- status = net.connect();
- if (status) {
- printf("Connection to Network Failed %d!\n", status);
- return -1;
- } else {
- const char *ip_addr = net.get_ip_address();
- printf("Connected successfully\n");
- printf("IP address %s\n", ip_addr);
- }
-
- SimpleMbedCloudClient mbedClient(&net);
- // Save pointer to mbedClient so that other functions can access it.
- client = &mbedClient;
-
- status = mbedClient.init();
- if (status) {
- return -1;
- }
-
- printf("Client initialized\r\n");
-
- // Mbed Cloud Client resource setup
- MbedCloudClientResource *button = mbedClient.create_resource("3200/0/5501", "button_resource");
- button->set_value("0");
- button->methods(M2MMethod::GET);
- button->observable(true);
- button->attach_notification_callback(button_callback);
- button_ptr = button;
-
- MbedCloudClientResource *pattern = mbedClient.create_resource("3201/0/5853", "pattern_resource");
- pattern->set_value("500:500:500:500");
- pattern->methods(M2MMethod::GET | M2MMethod::PUT);
- pattern->attach_put_callback(pattern_updated);
- pattern_ptr = pattern;
-
- MbedCloudClientResource *blink = mbedClient.create_resource("3201/0/5850", "blink_resource");
- blink->methods(M2MMethod::POST);
- blink->attach_post_callback(blink_callback);
-
- mbedClient.register_and_connect();
-
- // Wait for client to finish registering
- while (!mbedClient.is_client_registered()) {
- wait_ms(100);
- }
-
- // Placeholder for callback to update local resource when GET comes.
- //timer.attach(&button_press, 5.0);
- sw2.mode(PullUp);
- sw2.fall(button_press);
- button_count = 0;
-
- // Check if client is registering or registered, if true sleep and repeat.
- while (mbedClient.is_register_called()) {
- //static int button_count = 0;
-
- wait_ms(100);
-
- if (button_pressed) {
- button_pressed = false;
- //printf("button clicked %d times\r\n", ++button_count);
- //button->set_value(button_count);
- printf("button clicked %d times\r\n", button_count);
- }
-
- }
-
- // Client unregistered, exit program.
- return 0;
-}
+// ----------------------------------------------------------------------------
+// Copyright 2016-2018 ARM Ltd.
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+// ----------------------------------------------------------------------------
+
+#include "mbed.h"
+#include "simple-mbed-cloud-client.h"
+#include "SDBlockDevice.h"
+#include "FATFileSystem.h"
+#include "EthernetInterface.h"
+
+// An event queue is a very useful structure to debounce information between contexts (e.g. ISR and normal threads)
+// This is great because things such as network operations are illegal in ISR, so updating a resource in a button's fall() function is not allowed
+EventQueue eventQueue;
+Thread thread1;
+
+// Storage implementation definition, currently using SDBlockDevice (SPI flash, DataFlash, and internal flash are also available)
+/* K64 & K66 */
+InterruptIn sw2(SW2);
+DigitalOut led2(LED2);
+/* K64 & K66 */
+SDBlockDevice sd(PTE3, PTE1, PTE2, PTE4);
+FATFileSystem fs("sd", &sd);
+
+// Declaring pointers for access to Mbed Cloud Client resources outside of main()
+MbedCloudClientResource *button_res;
+MbedCloudClientResource *pattern_res;
+
+static bool button_pressed = false;
+static int button_count = 0;
+
+void button_press() {
+ button_pressed = true;
+ ++button_count;
+ button_res->set_value(button_count);
+}
+
+/**
+ * PUT handler
+ * @param resource The resource that triggered the callback
+ * @param newValue Updated value for the resource
+ */
+void pattern_updated(MbedCloudClientResource *resource, m2m::String newValue) {
+ printf("PUT received, new value: %s\n", newValue.c_str());
+}
+
+/**
+ * POST handler
+ * @param resource The resource that triggered the callback
+ * @param buffer If a body was passed to the POST function, this contains the data.
+ * Note that the buffer is deallocated after leaving this function, so copy it if you need it longer.
+ * @param size Size of the body
+ */
+void blink_callback(MbedCloudClientResource *resource, const uint8_t *buffer, uint16_t size) {
+ printf("POST received. Going to blink LED pattern: %s\n", pattern_res->get_value().c_str());
+
+ static DigitalOut augmentedLed(LED1); // LED that is used for blinking the pattern
+
+ // Parse the pattern string, and toggle the LED in that pattern
+ string s = std::string(pattern_res->get_value().c_str());
+ size_t i = 0;
+ size_t pos = s.find(':');
+ while (pos != string::npos) {
+ wait_ms(atoi(s.substr(i, pos - i).c_str()));
+ augmentedLed = !augmentedLed;
+
+ i = ++pos;
+ pos = s.find(':', pos);
+
+ if (pos == string::npos) {
+ wait_ms(atoi(s.substr(i, s.length()).c_str()));
+ augmentedLed = !augmentedLed;
+ }
+ }
+}
+
+/**
+ * Notification callback handler
+ * @param resource The resource that triggered the callback
+ * @param status The delivery status of the notification
+ */
+void button_callback(MbedCloudClientResource *resource, const NoticationDeliveryStatus status) {
+ printf("Button notification, status %s (%d)\n", MbedCloudClientResource::delivery_status_to_string(status), status);
+}
+
+/**
+ * Registration callback handler
+ * @param endpoint Information about the registered endpoint such as the name (so you can find it back in portal)
+ */
+void registered(const ConnectorClientEndpointInfo *endpoint) {
+ printf("Connected to Mbed Cloud. Endpoint Name: %s\n", endpoint->internal_endpoint_name.c_str());
+}
+
+int main(void) {
+ printf("Starting Simple Mbed Cloud Client example\n");
+ printf("Connecting to the network using Ethernet...\n");
+
+ // Connect to the internet (DHCP is expected to be on)
+ EthernetInterface net;
+ nsapi_error_t status = net.connect();
+
+ if (status != 0) {
+ printf("Connecting to the network failed %d!\n", status);
+ return -1;
+ }
+
+ printf("Connected to the network successfully. IP address: %s\n", net.get_ip_address());
+
+ // SimpleMbedCloudClient handles registering over LwM2M to Mbed Cloud
+ SimpleMbedCloudClient client(&net, &sd, &fs);
+ int client_status = client.init();
+ if (client_status != 0) {
+ printf("Initializing Mbed Cloud Client failed (%d)\n", client_status);
+ return -1;
+ }
+
+ // Creating resources, which can be written or read from the cloud
+ button_res = client.create_resource("3200/0/5501", "button_count");
+ button_res->set_value(0);
+ button_res->methods(M2MMethod::GET);
+ button_res->observable(true);
+ button_res->attach_notification_callback(button_callback);
+
+ pattern_res = client.create_resource("3201/0/5853", "blink_pattern");
+ pattern_res->set_value("500:500:500:500:500:500:500:500");
+ pattern_res->methods(M2MMethod::GET | M2MMethod::PUT);
+ pattern_res->attach_put_callback(pattern_updated);
+
+ MbedCloudClientResource *blink_res = client.create_resource("3201/0/5850", "blink_action");
+ blink_res->methods(M2MMethod::POST);
+ blink_res->attach_post_callback(blink_callback);
+
+ printf("Initialized Mbed Cloud Client. Registering...\n");
+
+ // Callback that fires when registering is complete
+ client.on_registered(®istered);
+
+ // Register with Mbed Cloud
+ client.register_and_connect();
+
+ // Setup the button
+ sw2.mode(PullUp);
+
+ // The button fall handler is placed in the event queue so it will run in
+ // thread context instead of ISR context, which allows safely updating the cloud resource
+ sw2.fall(eventQueue.event(&button_press));
+ button_count = 0;
+
+ // Start the event queue in a separate thread so the main thread continues
+ thread1.start(callback(&eventQueue, &EventQueue::dispatch_forever));
+
+ while(1)
+ {
+ wait_ms(100);
+
+ if (button_pressed) {
+ button_pressed = false;
+ printf("button clicked %d times\r\n", button_count);
+ }
+
+ }
+}
--- a/mbed-os.lib Mon Feb 19 20:37:36 2018 +0000 +++ b/mbed-os.lib Thu May 10 06:28:06 2018 -0500 @@ -1,1 +1,1 @@ -https://github.com/ARMmbed/mbed-os/#caeaa49d68c67ee00275cece10cd88e0ed0f6ed3 +https://github.com/ARMmbed/mbed-os/#caeaa49d68c67ee00275cece10cd88e0ed0f6ed3
--- a/mbed_app.json Mon Feb 19 20:37:36 2018 +0000
+++ b/mbed_app.json Thu May 10 06:28:06 2018 -0500
@@ -1,22 +1,53 @@
-{
- "macros": [
- "MBEDTLS_USER_CONFIG_FILE=\"mbedTLSConfig_mbedOS.h\"",
- "MBED_CLIENT_USER_CONFIG_FILE=\"mbed_cloud_client_user_config.h\"",
- "MBED_CLOUD_CLIENT_USER_CONFIG_FILE=\"mbed_cloud_client_user_config.h\"",
- "PAL_DTLS_PEER_MIN_TIMEOUT=5000",
- "MBED_CONF_APP_MAIN_STACK_SIZE=4608"
- ],
- "target_overrides": {
- "*": {
- "platform.stdio-baud-rate": 115200,
- "platform.stdio-convert-newlines": true,
- "mbed-trace.enable": null
- }
- },
- "config": {
- "developer-mode": {
- "help": "Enable Developer mode to skip Factory enrollment",
- "value": 1
- }
- }
-}
+{
+ "macros": [
+ "MBEDTLS_USER_CONFIG_FILE=\"mbedTLSConfig_mbedOS.h\"",
+ "PAL_USER_DEFINED_CONFIGURATION=\"sotp_fs_config_MbedOS.h\"",
+ "MBED_CLIENT_USER_CONFIG_FILE=\"mbed_cloud_client_user_config.h\"",
+ "MBED_CLOUD_CLIENT_USER_CONFIG_FILE=\"mbed_cloud_client_user_config.h\"",
+ "PAL_DTLS_PEER_MIN_TIMEOUT=5000",
+ "MBED_CONF_APP_MAIN_STACK_SIZE=4608",
+ "ARM_UC_USE_PAL_BLOCKDEVICE=1",
+ "MBED_CLOUD_CLIENT_UPDATE_STORAGE=ARM_UCP_FLASHIAP_BLOCKDEVICE"
+ ],
+ "target_overrides": {
+ "*": {
+ "platform.stdio-baud-rate": 115200,
+ "platform.stdio-convert-newlines": true,
+ "update-client.storage-address" : "(1024*1024*64)",
+ "update-client.storage-size" : "(1024*1024*2)",
+ "update-client.storage-locations": "1",
+ "mbed-trace.enable": null
+ }
+ },
+ "config": {
+ "format-storage-layer-on-error": {
+ "help": "Whether to format the storage layer when it cannot be read - always disable for production devices!",
+ "value": 1
+ },
+ "developer-mode": {
+ "help": "Enable Developer mode to skip Factory enrollment",
+ "value": 1
+ },
+
+ "sotp-section-1-address": {
+ "help": "Flash sector address for SOTP sector 1",
+ "macro_name": "PAL_INTERNAL_FLASH_SECTION_1_ADDRESS",
+ "value": null
+ },
+ "sotp-section-1-size": {
+ "help": "Flash sector size for SOTP sector 1",
+ "macro_name": "PAL_INTERNAL_FLASH_SECTION_1_SIZE",
+ "value": null
+ },
+ "sotp-section-2-address": {
+ "help": "Flash sector address for SOTP sector 2",
+ "macro_name": "PAL_INTERNAL_FLASH_SECTION_2_ADDRESS",
+ "value": null
+ },
+ "sotp-section-2-size": {
+ "help": "Flash sector size for SOTP sector 2",
+ "macro_name": "PAL_INTERNAL_FLASH_SECTION_2_SIZE",
+ "value": null
+ }
+ }
+}
--- a/mbed_cloud_client_user_config.h Mon Feb 19 20:37:36 2018 +0000 +++ b/mbed_cloud_client_user_config.h Thu May 10 06:28:06 2018 -0500 @@ -1,56 +1,59 @@ -// ---------------------------------------------------------------------------- -// Copyright 2016-2017 ARM Ltd. -// -// SPDX-License-Identifier: Apache-2.0 -// -// Licensed under the Apache License, Version 2.0 (the "License"); -// you may not use this file except in compliance with the License. -// You may obtain a copy of the License at -// -// http://www.apache.org/licenses/LICENSE-2.0 -// -// Unless required by applicable law or agreed to in writing, software -// distributed under the License is distributed on an "AS IS" BASIS, -// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -// See the License for the specific language governing permissions and -// limitations under the License. -// ---------------------------------------------------------------------------- - -// This file is a template and it's intented to be copied to the application -// Enable this configuration - -#ifndef MBED_CLOUD_CLIENT_USER_CONFIG_H -#define MBED_CLOUD_CLIENT_USER_CONFIG_H - - -#define MBED_CLOUD_CLIENT_ENDPOINT_TYPE "default" - -// Enable either TCP or UDP, but no both -#define MBED_CLOUD_CLIENT_TRANSPORT_MODE_TCP -// MBED_CLOUD_CLIENT_TRANSPORT_MODE_UDP - -#define MBED_CLOUD_CLIENT_LIFETIME 3600 - -#define MBED_CLOUD_CLIENT_SUPPORT_UPDATE -#define SN_COAP_MAX_BLOCKWISE_PAYLOAD_SIZE 1024 - -// set flag to enable update support in mbed Cloud client -#define MBED_CLOUD_CLIENT_SUPPORT_UPDATE - -// set download buffer size in bytes (min. 1024 bytes) - -// Use larger buffers in Linux // -#ifdef __linux__ -#define MBED_CLOUD_CLIENT_UPDATE_BUFFER (2 * 1024 * 1024) -#else -#define MBED_CLOUD_CLIENT_UPDATE_BUFFER 2048 -#endif - -// Developer flags for Update feature -#if MBED_CONF_APP_DEVELOPER_MODE == 1 - #define MBED_CLOUD_DEV_UPDATE_CERT - #define MBED_CLOUD_DEV_UPDATE_ID -#endif // MBED_CONF_APP_DEVELOPER_MODE - -#endif // MBED_CLOUD_CLIENT_USER_CONFIG_H - +// ---------------------------------------------------------------------------- +// Copyright 2016-2017 ARM Ltd. +// +// SPDX-License-Identifier: Apache-2.0 +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. +// ---------------------------------------------------------------------------- + +// This file is a template and it's intented to be copied to the application +// Enable this configuration + +#ifndef MBED_CLOUD_CLIENT_USER_CONFIG_H +#define MBED_CLOUD_CLIENT_USER_CONFIG_H + +#ifdef MBED_CONF_APP_ENDPOINT_TYPE +#define MBED_CLOUD_CLIENT_ENDPOINT_TYPE MBED_CONF_APP_ENDPOINT_TYPE +#else +#define MBED_CLOUD_CLIENT_ENDPOINT_TYPE "default" +#endif + +// Enable either TCP or UDP, but no both +#define MBED_CLOUD_CLIENT_TRANSPORT_MODE_TCP +// MBED_CLOUD_CLIENT_TRANSPORT_MODE_UDP + +#define MBED_CLOUD_CLIENT_LIFETIME 3600 + +#define MBED_CLOUD_CLIENT_SUPPORT_UPDATE +#define SN_COAP_MAX_BLOCKWISE_PAYLOAD_SIZE 1024 + +// set flag to enable update support in mbed Cloud client +#define MBED_CLOUD_CLIENT_SUPPORT_UPDATE + +// set download buffer size in bytes (min. 1024 bytes) + +// Use larger buffers in Linux // +#ifdef __linux__ +#define MBED_CLOUD_CLIENT_UPDATE_BUFFER (2 * 1024 * 1024) +#else +#define MBED_CLOUD_CLIENT_UPDATE_BUFFER 2048 +#endif + +// Developer flags for Update feature +#if MBED_CONF_APP_DEVELOPER_MODE == 1 + #define MBED_CLOUD_DEV_UPDATE_CERT + #define MBED_CLOUD_DEV_UPDATE_ID +#endif // MBED_CONF_APP_DEVELOPER_MODE + +#endif // MBED_CLOUD_CLIENT_USER_CONFIG_H +
--- a/sd-driver.lib Mon Feb 19 20:37:36 2018 +0000 +++ b/sd-driver.lib Thu May 10 06:28:06 2018 -0500 @@ -1,1 +1,1 @@ -https://github.com/ARMmbed/sd-driver/#f4ab55df7768cfcb049b522bebd30218ee729c81 +https://github.com/ARMmbed/sd-driver/#f4ab55df7768cfcb049b522bebd30218ee729c81
--- a/simple-mbed-cloud-client.lib Mon Feb 19 20:37:36 2018 +0000 +++ b/simple-mbed-cloud-client.lib Thu May 10 06:28:06 2018 -0500 @@ -1,1 +1,1 @@ -https://github.com/ARMmbed/simple-mbed-cloud-client/#2cabb6ba035e130093f0de193db1fed5eff9df43 +https://github.com/armmbed/simple-mbed-cloud-client/#3b72d712ccdb1fbdfa1bdec5209b52f5b813d819
