3.3.7

libraries/PPP/examples/PPP_Basic/PPP_Basic.ino

@@ -0,0 +1,128 @@
+#include <PPP.h>
+
+#define PPP_MODEM_APN "internet"
+#define PPP_MODEM_PIN "0000"  // or NULL
+
+// WaveShare SIM7600 HW Flow Control
+#define PPP_MODEM_RST       25
+#define PPP_MODEM_RST_LOW   false  //active HIGH
+#define PPP_MODEM_RST_DELAY 200
+#define PPP_MODEM_TX        21
+#define PPP_MODEM_RX        22
+#define PPP_MODEM_RTS       26
+#define PPP_MODEM_CTS       27
+#define PPP_MODEM_FC        ESP_MODEM_FLOW_CONTROL_HW
+#define PPP_MODEM_MODEL     PPP_MODEM_SIM7600
+
+// SIM800 basic module with just TX,RX and RST
+// #define PPP_MODEM_RST     0
+// #define PPP_MODEM_RST_LOW true //active LOW
+// #define PPP_MODEM_TX      2
+// #define PPP_MODEM_RX      19
+// #define PPP_MODEM_RTS     -1
+// #define PPP_MODEM_CTS     -1
+// #define PPP_MODEM_FC      ESP_MODEM_FLOW_CONTROL_NONE
+// #define PPP_MODEM_MODEL   PPP_MODEM_SIM800
+
+void onEvent(arduino_event_id_t event, arduino_event_info_t info) {
+  switch (event) {
+    case ARDUINO_EVENT_PPP_START:        Serial.println("PPP Started"); break;
+    case ARDUINO_EVENT_PPP_CONNECTED:    Serial.println("PPP Connected"); break;
+    case ARDUINO_EVENT_PPP_GOT_IP:       Serial.println("PPP Got IP"); break;
+    case ARDUINO_EVENT_PPP_LOST_IP:      Serial.println("PPP Lost IP"); break;
+    case ARDUINO_EVENT_PPP_DISCONNECTED: Serial.println("PPP Disconnected"); break;
+    case ARDUINO_EVENT_PPP_STOP:         Serial.println("PPP Stopped"); break;
+    default:                             break;
+  }
+}
+
+void testClient(const char *host, uint16_t port) {
+  NetworkClient client;
+  if (!client.connect(host, port)) {
+    Serial.println("Connection Failed");
+    return;
+  }
+  client.printf("GET / HTTP/1.1\r\nHost: %s\r\n\r\n", host);
+  while (client.connected() && !client.available());
+  while (client.available()) {
+    client.read();  //Serial.write(client.read());
+  }
+
+  Serial.println("Connection Success");
+  client.stop();
+}
+
+void setup() {
+  Serial.begin(115200);
+
+  // Listen for modem events
+  Network.onEvent(onEvent);
+
+  // Configure the modem
+  PPP.setApn(PPP_MODEM_APN);
+  PPP.setPin(PPP_MODEM_PIN);
+  PPP.setResetPin(PPP_MODEM_RST, PPP_MODEM_RST_LOW, PPP_MODEM_RST_DELAY);
+  PPP.setPins(PPP_MODEM_TX, PPP_MODEM_RX, PPP_MODEM_RTS, PPP_MODEM_CTS, PPP_MODEM_FC);
+
+  Serial.println("Starting the modem. It might take a while!");
+  PPP.begin(PPP_MODEM_MODEL);
+
+  Serial.print("Manufacturer: ");
+  Serial.println(PPP.cmd("AT+CGMI", 10000));
+  Serial.print("Model: ");
+  Serial.println(PPP.moduleName());
+  Serial.print("IMEI: ");
+  Serial.println(PPP.IMEI());
+
+  bool attached = PPP.attached();
+  if (!attached) {
+    int i = 0;
+    unsigned int s = millis();
+    Serial.print("Waiting to connect to network");
+    while (!attached && ((++i) < 600)) {
+      Serial.print(".");
+      delay(100);
+      attached = PPP.attached();
+    }
+    Serial.print((millis() - s) / 1000.0, 1);
+    Serial.println("s");
+    attached = PPP.attached();
+  }
+
+  Serial.print("Attached: ");
+  Serial.println(attached);
+  Serial.print("State: ");
+  Serial.println(PPP.radioState());
+  if (attached) {
+    Serial.print("Operator: ");
+    Serial.println(PPP.operatorName());
+    Serial.print("IMSI: ");
+    Serial.println(PPP.IMSI());
+    Serial.print("RSSI: ");
+    Serial.println(PPP.RSSI());
+    int ber = PPP.BER();
+    if (ber > 0) {
+      Serial.print("BER: ");
+      Serial.println(ber);
+      Serial.print("NetMode: ");
+      Serial.println(PPP.networkMode());
+    }
+
+    Serial.println("Switching to data mode...");
+    PPP.mode(ESP_MODEM_MODE_CMUX);  // Data and Command mixed mode
+    if (!PPP.waitStatusBits(ESP_NETIF_CONNECTED_BIT, 1000)) {
+      Serial.println("Failed to connect to internet!");
+    } else {
+      Serial.println("Connected to internet!");
+    }
+  } else {
+    Serial.println("Failed to connect to network!");
+  }
+}
+
+void loop() {
+  if (PPP.connected()) {
+    testClient("google.com", 80);
+  }
+  delay(20000);
+}

libraries/PPP/examples/PPP_Basic/ci.yml

@@ -0,0 +1,2 @@
+requires:
+  - CONFIG_LWIP_PPP_SUPPORT=y