Workshop example
Dependencies: X_NUCLEO_COMMON ST_INTERFACES
main.cpp
- Committer:
- screamer
- Date:
- 2018-12-10
- Revision:
- 13:42b49a0caade
- Parent:
- 12:1f1a50e973db
- Child:
- 15:a0430d40a918
File content as of revision 13:42b49a0caade:
// ---------------------------------------------------------------------------- // 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. // ---------------------------------------------------------------------------- #ifndef MBED_TEST_MODE #include "mbed.h" #include "simple-mbed-cloud-client.h" #include "LittleFileSystem.h" #include "HTS221Sensor.h" #include "LPS22HBSensor.h" #include "LSM6DSLSensor.h" #include "lis3mdl_class.h" // #include "VL53L0X.h" static DevI2C devI2c(PB_11,PB_10); static HTS221Sensor sen_hum_temp(&devI2c); static LPS22HBSensor sen_press_temp(&devI2c); static LSM6DSLSensor sen_acc_gyro(&devI2c,LSM6DSL_ACC_GYRO_I2C_ADDRESS_LOW,PD_11); // low address static LIS3MDL sen_mag(&devI2c); static DigitalOut shutdown_pin(PC_6); // static VL53L0X sen_distance(&devI2c, &shutdown_pin, PC_7); InterruptIn button(USER_BUTTON); #define SENSORS_POLL_INTERVAL 1.0 //#define SEND_ALL_SENSORS // 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; // Default network interface object NetworkInterface *net; // Default block device BlockDevice* bd = BlockDevice::get_default_instance(); SlicingBlockDevice sd(bd, 0, 2*1024*1024); LittleFileSystem fs("fs", &sd); // Default LED to use for PUT/POST DigitalOut led(LED1); // Declaring pointers for access to Pelion Client resources outside of main() MbedCloudClientResource *res_button; MbedCloudClientResource *res_led; // Additional resources for sensor readings MbedCloudClientResource *res_humidity; MbedCloudClientResource *res_temperature; #ifdef SEND_ALL_SENSORS MbedCloudClientResource *res_pressure; MbedCloudClientResource *res_temperature2; MbedCloudClientResource *res_magnometer; MbedCloudClientResource *res_accelerometer; MbedCloudClientResource *res_gyroscope_x; MbedCloudClientResource *res_gyroscope_y; MbedCloudClientResource *res_gyroscope_z; MbedCloudClientResource *res_distance; #endif /* SEND_ALL_SENSORS */ // 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 * @param resource The resource that triggered the callback * @param newValue Updated value for the resource */ void led_put_callback(MbedCloudClientResource *resource, m2m::String newValue) { printf("PUT received, new value: %s\n", newValue.c_str()); led = atoi(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 led_post_callback(MbedCloudClientResource *resource, const uint8_t *buffer, uint16_t size) { printf("POST received. Going to blink LED pattern: %s\n", res_led->get_value().c_str()); led = atoi(res_led->get_value().c_str()); } /** * Button function triggered by the physical button press. */ void button_press() { int v = res_button->get_value_int() + 1; res_button->set_value(v); printf("Button clicked %d times\n", v); } /** * 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 Pelion Device Management. Endpoint Name: %s\n", endpoint->internal_endpoint_name.c_str()); endpointInfo = endpoint; } /** * Initialize sensors */ void sensors_init() { uint8_t id; // Initialize sensors sen_hum_temp.init(NULL); sen_press_temp.init(NULL); sen_acc_gyro.init(NULL); sen_mag.init(NULL); // sen_distance.init_sensor(VL53L0X_DEFAULT_ADDRESS); /// Call sensors enable routines sen_hum_temp.enable(); sen_press_temp.enable(); //sen_mag.enable(); sen_acc_gyro.enable_x(); sen_acc_gyro.enable_g(); printf("\033[2J\033[20A"); printf ("\r\nSensors configuration:\r\n"); sen_hum_temp.read_id(&id); printf("HTS221 humidity & temperature = 0x%X\r\n", id); sen_press_temp.read_id(&id); printf("LPS22HB pressure & temperature = 0x%X\r\n", id); sen_mag.read_id(&id); printf("LIS3MDL magnetometer = 0x%X\r\n", id); sen_acc_gyro.read_id(&id); printf("LSM6DSL accelerometer & gyroscope = 0x%X\r\n", id); printf("\r\n"); ; } /** * Update sensors and report their values. * This function is called periodically. */ void sensors_update() { float fval1, fval2; int32_t axes[3]; uint32_t uval; printf("\r\n"); fval1 = fval2 = 0.0; sen_hum_temp.get_humidity(&fval1); sen_hum_temp.get_temperature(&fval2); printf("HTS221 temp: %7.2f C, humidity: %7.2f %%\r\n", fval1, fval2); if (endpointInfo) { res_humidity->set_value(fval1); res_temperature->set_value(fval2); } fval1 = fval2 = 0.0; sen_press_temp.get_pressure(&fval1); sen_press_temp.get_temperature(&fval2); printf("LPS22HB temp: %7.2f C, pressure: %7.2f mbar \r\n", fval1, fval2); #ifdef SEND_ALL_SENSORS if (endpointInfo) { res_pressure->set_value(fval1); res_temperature2->set_value(fval2); } #endif /* SEND_ALL_SENSORS */ sen_mag.get_m_axes(axes); printf("LIS3MDL mag: %7ld x, %7ld y, %7ld z [mgauss] \r\n", axes[0], axes[1], axes[2]); sen_acc_gyro.get_x_axes(axes); printf("LSM6DSL acc: %7ld x, %7ld y, %7ld z [mg] \r\n", axes[0], axes[1], axes[2]); sen_acc_gyro.get_g_axes(axes); printf("LSM6DSL gyro: %7ld x, %7ld y, %7ld z [mdps] \r\n", axes[0], axes[1], axes[2]); #ifdef SEND_ALL_SENSORS if (endpointInfo) { res_gyroscope_x->set_value((float)axes[0]); res_gyroscope_y->set_value((float)axes[1]); res_gyroscope_z->set_value((float)axes[2]); } #endif /* SEND_ALL_SENSORS */ // if (sen_distance.get_distance(&uval) == VL53L0X_ERROR_NONE) { // printf("VL53L0X [mm]: %6ld\r\n", uval); // if (endpointInfo) { // res_distance->set_value((float)uval); // } // } else { // printf("VL53L0X [mm]: --\r\n"); // } printf("\033[6A"); } int main(void) { printf("Starting Simple Pelion Device Management Client example\n"); // If the User button is pressed, then format storage. const int PRESSED = 0; DigitalIn *user_button = new DigitalIn(USER_BUTTON); if (user_button->read() == PRESSED) { printf("User button is pushed on start. Formatting the storage...\n"); int storage_status = fs.reformat(&sd); if (storage_status != 0) { if (sd.erase(0, sd.size()) == 0) { if (fs.format(&sd) == 0) { storage_status = 0; printf("The storage reformatted successfully.\n"); } } } if (storage_status != 0) { printf("ERROR: Failed to reformat the storage (%d).\n", storage_status); } } sensors_init(); // Connect to the internet (DHCP is expected to be on) printf("Connecting to the network using Wifi...\n"); net = NetworkInterface::get_default_instance(); nsapi_error_t net_status = -1; for (int tries = 0; tries < 3; tries++) { net_status = net->connect(); if (net_status == NSAPI_ERROR_OK) { break; } else { printf("Unable to connect to network. Retrying...\n"); } } if (net_status != NSAPI_ERROR_OK) { printf("ERROR: Connecting to the network failed (%d)!\n", net_status); return -1; } printf("Connected to the network successfully. IP address: %s\n", net->get_ip_address()); // SimpleMbedCloudClient handles registering over LwM2M to Pelion DM SimpleMbedCloudClient client(net, bd, &fs); int client_status = client.init(); if (client_status != 0) { printf("ERROR: Pelion Client initialization failed (%d)\n", client_status); return -1; } // Creating resources, which can be written or read from the cloud 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); // Sensor resources res_temperature = client.create_resource("3303/0/5700", "temperature"); res_temperature->set_value(0); res_temperature->methods(M2MMethod::GET); res_temperature->observable(true); res_humidity = client.create_resource("3304/0/5700", "humidity"); res_humidity->set_value(0); res_humidity->methods(M2MMethod::GET); res_humidity->observable(true); #ifdef SEND_ALL_SENSORS res_pressure = client.create_resource("3323/1/5700", "pressure"); res_pressure->set_value(0); res_pressure->methods(M2MMethod::GET); res_pressure->observable(true); res_temperature2 = client.create_resource("3303/1/5700", "temperature"); res_temperature2->set_value(0); res_temperature2->methods(M2MMethod::GET); res_temperature2->observable(true); res_gyroscope_x = client.create_resource("3334/1/5702", "gyroscope_x"); res_gyroscope_x->set_value(0); res_gyroscope_x->methods(M2MMethod::GET); res_gyroscope_x->observable(true); res_gyroscope_y = client.create_resource("3334/1/5703", "gyroscope_y"); res_gyroscope_y->set_value(0); res_gyroscope_y->methods(M2MMethod::GET); res_gyroscope_y->observable(true); res_gyroscope_z = client.create_resource("3334/1/5704", "gyroscope_z"); res_gyroscope_z->set_value(0); res_gyroscope_z->methods(M2MMethod::GET); res_gyroscope_z->observable(true); res_distance = client.create_resource("3330/0/5700", "distance"); res_distance->set_value(0); res_distance->methods(M2MMethod::GET); res_distance->observable(true); res_led = client.create_resource("3201/0/5853", "led_state"); res_led->set_value(1); res_led->methods(M2MMethod::GET | M2MMethod::PUT); res_led->attach_put_callback(led_put_callback); #endif /* SEND_ALL_SENSORS */ printf("Initialized Pelion Client. Registering...\n"); // Callback that fires when registering is complete client.on_registered(®istered); // Register with Pelion DM client.register_and_connect(); int i = 600; // wait 60 seconds while (i-- > 0 && !client.is_client_registered()) { wait_ms(100); } button.fall(eventQueue.event(&button_press)); Ticker timer; // The timer fires on an interrupt context, but debounces it to the eventqueue, so it's safe to do network operations timer.attach(eventQueue.event(&sensors_update), SENSORS_POLL_INTERVAL); // You can easily run the eventQueue in a separate thread if required eventQueue.dispatch_forever(); } #endif