File content as of revision 59:df40038593a3:

/* WiFi Example
 * Copyright (c) 2018 ARM Limited
 *
 * 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 "TCPSocket.h"
#include "ISM43362Interface.h"

#include "HTS221Sensor.h"
#include "LPS22HBSensor.h"
#include "LSM6DSLSensor.h"
#include "lis3mdl_class.h"
#include "VL53L0X.h"


ISM43362Interface wifi(MBED_CONF_APP_WIFI_SPI_MOSI, MBED_CONF_APP_WIFI_SPI_MISO, MBED_CONF_APP_WIFI_SPI_SCLK, MBED_CONF_APP_WIFI_SPI_NSS, MBED_CONF_APP_WIFI_RESET, MBED_CONF_APP_WIFI_DATAREADY, MBED_CONF_APP_WIFI_WAKEUP, false);

#define IP "184.106.153.149" 
char* thingSpeakUrl = "http://api.thingspeak.com/update";
char* thingSpeakKey = "7A33Z8I8CVDB7GOW";

/* Retrieve the composing elements of the expansion board */
/* Interface definition */
static DevI2C devI2c(PB_11,PB_10);
/* Environmental sensors */
static LPS22HBSensor press_temp(&devI2c);
static HTS221Sensor hum_temp(&devI2c);
/* Motion sensors */
static LSM6DSLSensor acc_gyro(&devI2c,LSM6DSL_ACC_GYRO_I2C_ADDRESS_LOW,PD_11); // low address
static LIS3MDL magnetometer(&devI2c);
/* Range sensor - B-L475E-IOT01A2 only */
static DigitalOut shutdown_pin(PC_6);
static VL53L0X range(&devI2c, &shutdown_pin, PC_7);

float value1, value2, value3, value4;
int32_t axes[3];

const char *sec2str(nsapi_security_t sec)
{
    switch (sec) {
        case NSAPI_SECURITY_NONE:
            return "None";
        case NSAPI_SECURITY_WEP:
            return "WEP";
        case NSAPI_SECURITY_WPA:
            return "WPA";
        case NSAPI_SECURITY_WPA2:
            return "WPA2";
        case NSAPI_SECURITY_WPA_WPA2:
            return "WPA/WPA2";
        case NSAPI_SECURITY_UNKNOWN:
        default:
            return "Unknown";
    }
}

void http_demo(NetworkInterface *net)
{
    TCPSocket socket;
    nsapi_error_t response;

    char sbuffer[256];
    char message[40];
    
    printf("Sending HTTP Data to thingspeak...\r\n");

    // Open a socket on the network interface, and create a TCP connection to www.arm.com
    socket.open(net);
    response = socket.connect(IP, 80);
    if(0 != response) {
        printf("Error connecting: %d\n", response);
        socket.close();
        return;
    }
    printf("%.2f\n",value3);
    printf("%.2f\n",value4);
    // Send a simple http request
    sprintf(message,"field1=%.2f&field2=%.2f",value3,value4);
    printf("Message Length=%d\r\n",(int)strlen(message));
    
    // Send a simple http request
//    char sbuffer[] = "GET / HTTP/1.1\r\nHost: www.arm.com\r\n\r\n";
    sprintf(sbuffer,"POST /update HTTP/1.1\r\nHost: api.thingspeak.com\r\nConnection: close\r\nX-THINGSPEAKAPIKEY: %s\r\nContent-Type: application/x-www-form-urlencoded\r\nContent-Length: %d\r\n\r\n%s",thingSpeakKey,(int)strlen(message),message);
    nsapi_size_t size = strlen(sbuffer);
    response = 0;
    while(size)
    {
        response = socket.send(sbuffer+response, size);
        if (response < 0) {
            printf("Error sending data: %d\n", response);
            socket.close();
            return;
        } else {
            size -= response;
            // Check if entire message was sent or not
            printf("sent %d [%.*s]\n", response, strstr(sbuffer, "\r\n")-sbuffer, sbuffer);
        }
    }

    // Recieve a simple http response and print out the response line
/*    char rbuffer[64];
    response = socket.recv(rbuffer, sizeof rbuffer);
    if (response < 0) {
        printf("Error receiving data: %d\n", response);
    } else {
        printf("recv %d [%.*s]\n", response, strstr(rbuffer, "\r\n")-rbuffer, rbuffer);
    }
*/
    // Close the socket to return its memory and bring down the network interface
    socket.close();
}

void read_sensor(){
    
    //value1=value2=0;
    hum_temp.get_temperature(&value1);
    hum_temp.get_humidity(&value2);
    printf("HTS221:  [temp] %.2f C, [hum]   %.2f%%\r\n", value1, value2);

    //value3=value4=0;    
    press_temp.get_temperature(&value3);
    press_temp.get_pressure(&value4);
    printf("LPS22HB: [temp] %.2f C, [press] %.2f mbar\r\n", value3, value4);

    printf("---\r\n");

    magnetometer.get_m_axes(axes);
    printf("LIS3MDL [mag/mgauss]:    %6ld, %6ld, %6ld\r\n", axes[0], axes[1], axes[2]);

    acc_gyro.get_x_axes(axes);
    printf("LSM6DSL [acc/mg]:        %6ld, %6ld, %6ld\r\n", axes[0], axes[1], axes[2]);

    acc_gyro.get_g_axes(axes);
    printf("LSM6DSL [gyro/mdps]:     %6ld, %6ld, %6ld\r\n", axes[0], axes[1], axes[2]);

    uint32_t distance;
    int status = range.get_distance(&distance);
    if (status == VL53L0X_ERROR_NONE) {
        printf("VL53L0X [mm]:            %6ld\r\n", distance);
    } else {
        printf("VL53L0X [mm]:                --\r\n");
    }

    //printf("\033[8A");
    wait(0.5);
}

int main()
{
    uint8_t id;
//    float value1, value2 value3, value4;
  //  char buffer1[32], buffer2[32];
  //  int32_t axes[3];
    
    /* Init all sensors with default params */
    press_temp.init(NULL);
    magnetometer.init(NULL);
    acc_gyro.init(NULL);
    
    range.init_sensor(VL53L0X_DEFAULT_ADDRESS);
    
    /* Enable all sensors */
    hum_temp.enable();
    press_temp.enable();
    acc_gyro.enable_x();
    acc_gyro.enable_g();
    
    printf("\033[2J\033[20A");
    printf ("\r\n--- Starting new run ---\r\n\r\n");
    
    hum_temp.read_id(&id);
    printf("HTS221  humidity & temperature    = 0x%X\r\n", id);
    press_temp.read_id(&id);
    printf("LPS22HB pressure & temperature    = 0x%X\r\n", id);
    magnetometer.read_id(&id);
    printf("LIS3MDL magnetometer              = 0x%X\r\n", id);
    acc_gyro.read_id(&id);
    printf("LSM6DSL accelerometer & gyroscope = 0x%X\r\n", id);

    printf("WiFi example\n\n");

    printf("\nConnecting to %s...\n", MBED_CONF_APP_WIFI_SSID);
    int ret = wifi.connect(MBED_CONF_APP_WIFI_SSID, MBED_CONF_APP_WIFI_PASSWORD, NSAPI_SECURITY_WPA_WPA2);
    if (ret != 0) {
        printf("\nConnection error\n");
        return -1;
    }

    printf("Success\n\n");
    printf("MAC: %s\n", wifi.get_mac_address());
    printf("IP: %s\n", wifi.get_ip_address());
    printf("Netmask: %s\n", wifi.get_netmask());
    printf("Gateway: %s\n", wifi.get_gateway());
    printf("RSSI: %d\n\n", wifi.get_rssi());

    for(int i=0; i<5; i++){
        printf("\n\r--- Reading sensor values ---\n\r");
        read_sensor();
        printf("\n\r--- Sending data to thingspeak ---\n\r");
        http_demo(&wifi);
        printf("Data no.%d\n",i);
        wait(15);
    }
    wifi.disconnect();

    printf("\nDone\n");
}