Archives du projet VélIoT
Dependencies: mbed NDefLib M24SR BSP_B-L475E-IOT01
main.cpp
- Committer:
- galaadleconte
- Date:
- 2020-10-28
- Revision:
- 0:8ef2057f72b4
File content as of revision 0:8ef2057f72b4:
/* 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" #define WIFI_IDW0XX1 2 #define TS_DEVICE "StmWifi" //mettre le nom de votre canal TS #define thingspeak_APIkey_write "2QCEO7RP079WP5R4" //mettre la clé écriture de votre canal TS #define thingspeak_APIkey_read "OMFA9O4ZPHUXPRKB" //mettre la clé lecture de votre canal TS #if (defined(TARGET_DISCO_L475VG_IOT01A) || defined(TARGET_DISCO_F413ZH)) #include "ISM43362Interface.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); #else // External WiFi modules #if MBED_CONF_APP_WIFI_SHIELD == WIFI_IDW0XX1 #include "SpwfSAInterface.h" SpwfSAInterface wifi(MBED_CONF_APP_WIFI_TX, MBED_CONF_APP_WIFI_RX); #endif // MBED_CONF_APP_WIFI_SHIELD == WIFI_IDW0XX1 #endif #include "mbed.h" #include <chrono> #include <iostream> // Sensors drivers present in the BSP library #include "stm32l475e_iot01_gyro.h" #include "stm32l475e_iot01_accelero.h" // pour NFC #include "M24SR.h" #include "ReadUriCallbacks.h" #include "WriteUriCallbacks.h" // Pins definition for the DISCO_L475VG_IOT01A board #define NFC_I2C_SDA_PIN PB_11 #define NFC_I2C_SCL_PIN PB_10 #define NFC_GPO_PIN PE_4 #define NFC_RF_DISABLE_PIN PE_2 #define LED1_PIN PA_5 #define LED2_PIN PB_14 #define LED3_PIN PC_9 #define M24SR_ADDR 0xAC // Fin NFC /* Status PIN */ DigitalOut sessionOpenLed(LED1_PIN); // tag session is open DigitalOut ongoingOperationLed(LED2_PIN); // ongoing read/write operation DigitalOut sessionClosedLed(LED3_PIN); // tag session is closed /** Variable set to true when we receive an interrupt from the NFC component */ static volatile bool nfcInterruptFlag = false; /** Variable set to true when the user press the board user button */ static volatile bool buttonPress = false; /** NFC ISR called when the NFC component has a message ready */ static void nfc_interrupt_callback() { nfcInterruptFlag = true; } static void set_button_press() { buttonPress = true; } PwmOut R(D9); PwmOut G(D10); PwmOut B(D11); AnalogIn analog_value0(A0); AnalogIn analog_value1(A1); DigitalOut led(LED1); int chute = 0; 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"; } } int scan_demo(WiFiInterface *wifi) { WiFiAccessPoint *ap; printf("Scan:\n"); int count = wifi->scan(NULL,0); printf("%d networks available.\n", count); /* Limit number of network arbitrary to 15 */ count = count < 15 ? count : 15; ap = new WiFiAccessPoint[count]; count = wifi->scan(ap, count); for (int i = 0; i < count; i++) { printf("Network: %s secured: %s BSSID: %hhX:%hhX:%hhX:%hhx:%hhx:%hhx RSSI: %hhd Ch: %hhd\n", ap[i].get_ssid(), sec2str(ap[i].get_security()), ap[i].get_bssid()[0], ap[i].get_bssid()[1], ap[i].get_bssid()[2], ap[i].get_bssid()[3], ap[i].get_bssid()[4], ap[i].get_bssid()[5], ap[i].get_rssi(), ap[i].get_channel()); } delete[] ap; return count; } //________________________________________________ void http_demo(NetworkInterface *net) { TCPSocket socket; nsapi_error_t response; char sbuffer[256]; char message[64]; // mise en place des capteurs (accelerations et gyromètres) float sensor_value = 0; int16_t pDataXYZ[3] = {0}; int16_t pDataXYZ_init[3] = {0}; float pGyroDataXYZ[3] = {0}; float pGyroDataXYZ_init[3] = {0}; printf("Start sensor init\n"); // BSP_GYRO_Init(); // BSP_GYRO_GetXYZ(pGyroDataXYZ_init); BSP_ACCELERO_Init(); BSP_ACCELERO_AccGetXYZ(pDataXYZ_init); float meas_r0; float meas_r1; float i; //mise en place du NFC InterruptIn userButton(USER_BUTTON); userButton.fall(set_button_press); // Create the NFC component I2C i2cChannel(NFC_I2C_SDA_PIN, NFC_I2C_SCL_PIN); M24SR nfcTag(M24SR_ADDR,i2cChannel, &nfc_interrupt_callback, NFC_GPO_PIN, NFC_RF_DISABLE_PIN); // init needed to enable the component nfcTag.init(NULL); // No call back needed since default behavior is sync nfcTag.get_session(); nfcTag.manage_I2C_GPO(M24SR::I2C_ANSWER_READY); // Switch to async mode NDefLib::NDefNfcTag &tag = nfcTag.get_NDef_tag(); // Create the callback to use to write a tag WriteUriCallbacks NDefWriteCallback(sessionOpenLed,ongoingOperationLed,sessionClosedLed); ReadUriCallbacks NDefReadCallback(sessionOpenLed,ongoingOperationLed,sessionClosedLed); tag.set_callback(&NDefWriteCallback); // Set the callback tag.open_session(); // Start the callback chain // declaration des variables utilisées pour le temps auto mseconds_last = 0; //---- /* Loop */ while(true) { // Open a socket on the network interface, and create a TCP connection to thingspeaks.com // Si detection de NFC if (nfcInterruptFlag) { nfcInterruptFlag = false; // Manage an async event from the NFC component nfcTag.manage_event(); } __WFE(); // Wait For Event // Clignotants meas_r0 = analog_value0.read(); printf("\n\rx= %f ", meas_r0); meas_r1 = analog_value1.read(); if (meas_r0 > 0.8) { G.write(0); i=0; while (i<12 and meas_r1 < 0.8) { B.write(1); meas_r1 = analog_value1.read(); wait(0.2); B.write(0); wait(0.2); printf("y= %f \n\r", meas_r1); i=i+1; } } if (meas_r0 < 0.5) { B.write(0); i=0; while (i<12 and meas_r1 < 0.8) { G.write(1); meas_r1 = analog_value1.read(); wait(0.2); G.write(0); wait(0.2); printf("y= %f \n\r", meas_r1); i=i+1; } } //feux de freinages BSP_ACCELERO_AccGetXYZ(pDataXYZ); printf("\n\rACCELERO_X = %d", pDataXYZ[0]); if (pDataXYZ[0] < -40){ R.write(1); wait(1.2); R.write(0); } if (pDataXYZ[2] < 750){ R.write(1); chute = 1; } else{ chute = 0; R.write(0); } socket.open(net); response = socket.connect("api.thingspeak.com", 80); if(0 != response) { printf("Error connecting: %d\n", response); socket.close(); return; } printf("Connected to the Server\n"); //lecture des données des capteurs et actualisation des variables à transmettre //captX=10; // | Pour illustration : //captY=20; // | dans cet exemple on attribue des valeurs constantes aux variables //captZ=30; // | captX =10, captY=20, captZ=30 /* Construct content of HTTP command */ //message à transmettre (données des capteurs) sprintf(message, "{\"field1\": %0.2f, \"field2\": %0.2f, \"field3\": %0.2f}", meas_r0, (double)pDataXYZ[0], (double) chute); printf("Content Length = %d\r\n", (int)strlen(message)); /* Construct HTTP command to send */ // Phase de transmission des données à ThingSpeaks.com sprintf(sbuffer, "GET /update?api_key=%s HTTP/1.1\r\nHost: api.thingspeak.com\r\nContent-Type: application/json\r\nContent-Length: %d\r\n\r\n%s", thingspeak_APIkey_write, (int)strlen(message),message); printf("HTTP command %s\r\n", sbuffer); // Send a simple http request printf("Sending HTTP request to thingspeak.com...\n"); 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); } } // Receive 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(); } } //--------------------------------------------------------------------------------------- int main() { int count = 0; 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()); http_demo(&wifi); wifi.disconnect(); printf("\nDone\n"); }