pelion-example-common
Dependencies: ublox-at-cellular-interface ublox-cellular-base
Diff: main.cpp
- Revision:
- 7:230af466efc4
- Parent:
- 6:2fb5057c0e42
- Child:
- 10:4c2ed226f5a8
diff -r 2fb5057c0e42 -r 230af466efc4 main.cpp --- a/main.cpp Wed Feb 20 15:33:02 2019 +0000 +++ b/main.cpp Wed Mar 27 18:57:20 2019 +0000 @@ -30,35 +30,36 @@ #if COMPONENT_SD || COMPONENT_NUSD // Use FATFileSystem for SD card type blockdevices -FATFileSystem fs("fs", bd); +FATFileSystem fs("fs"); #else // Use LittleFileSystem for non-SD block devices to enable wear leveling and other functions -LittleFileSystem fs("fs", bd); +LittleFileSystem fs("fs"); #endif -#if USE_BUTTON == 1 +// Default User button for GET example InterruptIn button(BUTTON1); -#endif /* USE_BUTTON */ - // Default LED to use for PUT/POST example -DigitalOut led(LED1); +DigitalOut led(LED1, 0); // Declaring pointers for access to Pelion Device Management Client resources outside of main() -MbedCloudClientResource *button_res; -MbedCloudClientResource *led_res; -MbedCloudClientResource *post_res; +MbedCloudClientResource *res_button; +MbedCloudClientResource *res_led; +MbedCloudClientResource *res_post; // 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; +// When the device is registered, this variable will be used to access various useful information, like device ID etc. +static const ConnectorClientEndpointInfo* endpointInfo; + /** * PUT handler - sets the value of the built-in LED * @param resource The resource that triggered the callback * @param newValue Updated value for the resource */ void put_callback(MbedCloudClientResource *resource, m2m::String newValue) { - printf("PUT received. New value: %s\n", newValue.c_str()); + printf("*** PUT received, new value: %s \n", newValue.c_str()); led = atoi(newValue.c_str()); } @@ -70,7 +71,7 @@ * @param size Size of the body */ void post_callback(MbedCloudClientResource *resource, const uint8_t *buffer, uint16_t size) { - printf("POST received (length %u). Payload: ", size); + printf("*** POST received (length %u). Payload: ", size); for (size_t ix = 0; ix < size; ix++) { printf("%02x ", buffer[ix]); } @@ -82,9 +83,9 @@ * This function will be triggered either by a physical button press or by a ticker every 5 seconds (see below) */ void button_press() { - int v = button_res->get_value_int() + 1; - button_res->set_value(v); - printf("Button clicked %d times\n", v); + int v = res_button->get_value_int() + 1; + res_button->set_value(v); + printf("*** Button clicked %d times \n", v); } /** @@ -93,7 +94,7 @@ * @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); + printf("*** Button notification, status %s (%d) \n", MbedCloudClientResource::delivery_status_to_string(status), status); } /** @@ -102,15 +103,24 @@ */ void registered(const ConnectorClientEndpointInfo *endpoint) { printf("Registered to Pelion Device Management. Endpoint Name: %s\n", endpoint->internal_endpoint_name.c_str()); + endpointInfo = endpoint; } int main(void) { printf("\nStarting Simple Pelion Device Management Client example\n"); -#if USE_BUTTON == 1 + int storage_status = fs.mount(bd); + if (storage_status != 0) { + printf("Storage mounting failed.\n"); + } // If the User button is pressed ons start, then format storage. - if (button.read() == MBED_CONF_APP_BUTTON_PRESSED_STATE) { - printf("User button is pushed on start. Formatting the storage...\n"); + bool btn_pressed = (button.read() == MBED_CONF_APP_BUTTON_PRESSED_STATE); + if (btn_pressed) { + printf("User button is pushed on start...\n"); + } + + if (storage_status || btn_pressed) { + printf("Formatting the storage...\n"); int storage_status = StorageHelper::format(&fs, bd); if (storage_status != 0) { printf("ERROR: Failed to reformat the storage (%d).\n", storage_status); @@ -118,7 +128,6 @@ } else { printf("You can hold the user button during boot to format the storage and change the device identity.\n"); } -#endif /* USE_BUTTON */ // Connect to the Internet (DHCP is expected to be on) printf("Connecting to the network using the default network interface...\n"); @@ -142,20 +151,20 @@ } // 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); + res_button = client.create_resource("3200/0/5501", "Button Count"); + res_button->set_value(0); + res_button->methods(M2MMethod::GET); + res_button->observable(true); + res_button->attach_notification_callback(button_callback); - led_res = client.create_resource("3201/0/5853", "led_state"); - led_res->set_value(led.read()); - led_res->methods(M2MMethod::GET | M2MMethod::PUT); - led_res->attach_put_callback(put_callback); + res_led = client.create_resource("3201/0/5853", "LED State"); + res_led->set_value(led.read()); + res_led->methods(M2MMethod::GET | M2MMethod::PUT); + res_led->attach_put_callback(put_callback); - post_res = client.create_resource("3300/0/5605", "execute_function"); - post_res->methods(M2MMethod::POST); - post_res->attach_post_callback(post_callback); + res_post = client.create_resource("3300/0/5605", "Execute Function"); + res_post->methods(M2MMethod::POST); + res_post->attach_post_callback(post_callback); printf("Initialized Pelion Device Management Client. Registering...\n"); @@ -165,16 +174,9 @@ // Register with Pelion DM client.register_and_connect(); -#if USE_BUTTON == 1 // The button fires on an interrupt context, but debounces it to the eventqueue, so it's safe to do network operations button.fall(eventQueue.event(&button_press)); printf("Press the user button to increment the LwM2M resource value...\n"); -#else - // The timer fires on an interrupt context, but debounces it to the eventqueue, so it's safe to do network operations - Ticker timer; - timer.attach(eventQueue.event(&button_press), 5.0); - printf("Simulating button press every 5 seconds...\n"); -#endif /* USE_BUTTON */ // You can easily run the eventQueue in a separate thread if required eventQueue.dispatch_forever();