Raspberry Pi Pico example

examples/Pico_LD2410/Pico_LD2410.ino

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+/*
+Raspberry Pi Pico and LD2410 Radar Sensor Example
+Tauno Erik
+26.02.2023
+
+Pins:
+Pico GPIO0 (TX) -> Radar RX
+Pico GPIO1 (RX) -> Radar TX
+Pico VBUS (5V)  -> Radar VCC
+Pico GND        -> Radar GND
+
+*/
+#include <Arduino.h>
+#include <LD2410.h>  // https://github.com/Renstec/LD2410/
+
+
+LD2410 radar(Serial1);
+
+// Enable Radar Enginering Mode
+bool is_radar_eng_bode = false; // true or false
+
+//const uint8_t RADAR_RX_PIN = 1;  // GPIO1 RX Pico defaults
+//const uint8_t RADAR_TX_PIN = 0;  // GPIO0 TX
+
+void setup() {
+  Serial.begin(115200);
+  delay(1000);
+  Serial.println("LD2410-Radar Example");
+
+  Serial1.begin(256000);  // UART1 to radar
+
+  delay(2000);
+
+  if (radar.begin()) {
+    Serial.print("Radar Firmware Version ");
+    Serial.print(radar.firmwareVersion.majorVersion);
+    Serial.print(".");
+    Serial.print(radar.firmwareVersion.minorVersion);
+    Serial.print(".");
+    Serial.println(radar.firmwareVersion.bugFixVersion);
+
+    Serial.print("Radar detection time: ");
+    Serial.println(radar.parameter.detectionTime);
+
+    Serial.print("Radar max detection Gate: ");
+    Serial.println(radar.parameter.maxGate);
+
+    Serial.print("Radar max moving Gate: ");
+    Serial.println(radar.parameter.maxMovingGate);
+
+    Serial.print("Radar max stationary Gate: ");
+    Serial.println(radar.parameter.maxStationaryGate);
+
+    Serial.println("Treshold/energy values per Gate:");
+
+    for (uint8_t gate = 0; gate <= 8; gate++) {
+      Serial.print("Gate ");
+      Serial.print(gate);
+      Serial.print(": moving treshold:");
+      Serial.print(radar.parameter.movingSensitivity[gate]);
+      Serial.print(", stationary treshold:");
+      Serial.println(radar.parameter.stationarySensitivity[gate]);
+    }
+
+  } else {
+    Serial.println("Failed to get firmware version and parameters from radar.");
+  }
+
+  Serial.println();
+
+  radar.enableEngMode(is_radar_eng_bode);  // If true enables
+}
+
+void loop() {
+  delay(1000);
+  // read must be called cyclically
+  if (radar.read()) {
+    // Cyclic radar data
+    Serial.println();
+
+    Serial.print("Target state: ");
+    Serial.print(radar.cyclicData.targetState);
+
+    switch (radar.cyclicData.targetState) {
+      case 0x00:
+        Serial.println(" no target detected");
+        break;
+      case 0x01:
+        Serial.println(" moving target detected");
+        break;
+      case 0x02:
+        Serial.println(" stationary target detected");
+        break;
+      case 0x03:
+        Serial.println(" moving and stationary target detected");
+        break;
+    }
+
+    Serial.print("Moving taget distance in cm: ");
+    Serial.println(radar.cyclicData.movingTargetDistance);
+
+    Serial.print("Moving target energy valu 0-100%: ");
+    Serial.println(radar.cyclicData.movingTargetEnergy);
+
+    Serial.print("Statsionary target distance in cm: ");
+    Serial.println(radar.cyclicData.stationaryTargetDistance);
+
+    Serial.print("Statsionary target energy valu 0-100%: ");
+    Serial.println(radar.cyclicData.stationaryTargetEnergy);
+
+    Serial.print("Detection distance in cm: ");
+    Serial.println(radar.cyclicData.detectionDistance);
+
+    // Engineering Mode data
+    if (radar.cyclicData.radarInEngineeringMode) {
+      Serial.println("--Radar is in Engineering Mode--");
+
+      Serial.print("Max moving distance: ");
+      Serial.println(radar.engineeringData.maxMovingGate);
+
+      Serial.print("Max statsionary distance: ");
+      Serial.println(radar.engineeringData.maxStationaryGate);
+
+      Serial.print("Max moving energy: ");
+      Serial.println(radar.engineeringData.maxMovingEnergy);
+
+      Serial.print("Max statsionary energy: ");
+      Serial.println(radar.engineeringData.maxStationaryEnergy);
+
+      Serial.println("Energy per Gate:");
+      Serial.print("Moving: ");
+      for (uint8_t gate = 0; gate <= 8; gate++) {
+        Serial.print(radar.engineeringData.movingEnergyGateN[gate]);
+        Serial.print(" ");
+      }
+      Serial.println();
+      Serial.print("Statsionary: ");
+      for (uint8_t gate = 0; gate <= 8; gate++) {
+        Serial.print(radar.engineeringData.stationaryEnergyGateN[gate]);
+        Serial.print(" ");
+      }
+      Serial.println();
+    }
+  }
+}