🍇 Adds tensorflow sin example

esp32/src/main.cpp

@@ -1,8 +1,13 @@
 #include <ESP32SvelteKit.h>
 #include <PsychicHttpServer.h>
 
+#include "NeuralNetwork.h"
+#include <Arduino.h>
+
 #define SERIAL_BAUD_RATE 115200
 
+NeuralNetwork *nn;
+
 DRAM_ATTR PsychicHttpServer server;
 
 DRAM_ATTR ESP32SvelteKit spot(&server, 130);
@@ -11,6 +16,23 @@ void setup() {
     Serial.begin(SERIAL_BAUD_RATE);
 
     spot.begin();
+
+    nn = new NeuralNetwork();
 }
 
-void loop() { vTaskDelete(NULL); }
+void run_nn() {
+    float x = random(6);
+    x = max(min(x, 6.28f), 0.0f);
+
+    float y_pred = nn->predict(x);
+    float y = sin(x);
+
+    float error = abs(y_pred - y);
+
+    ESP_LOGI("Run nn", "Predicted sin:%.2f,\t actual:%.2f,\t error%.2f", y_pred, y, error);
+}
+
+void loop() {
+    EXECUTE_EVERY_N_MS(1000, TIME_IT(run_nn()));
+    spot.loop();
+}