initial commit

.gitignore

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+.vscode/c_cpp_properties.json
+.vscode/arduino.json
+test_f103_vs.code-workspace

build_opt.h

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+-DENABLE_HWSERIAL1 

test_f103.ino

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+#include <Arduino.h>
+#include <splash.h>
+#include <Adafruit_GFX.h>
+#include <Adafruit_SSD1306.h>
+
+#include <NintendoExtensionCtrl.h> // https://github.com/dmadison/NintendoExtensionCtrl
+
+#include <Wire.h>
+// second I2C on PB_11 (SDA) PB_10 (SCL)
+TwoWire Wire2(PB_11, PB_10);
+// TwoWire Wire(PB_9, PB_8);
+
+#define SCREEN_WIDTH 128        // OLED display width, in pixels
+#define SCREEN_HEIGHT 64        // OLED display height, in pixels
+// Declaration for an SSD1306 display connected to I2C2 (SDA, SCL pins)
+Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, -1);
+
+// Connect to a Nunchuk
+Nunchuk nchuk(Wire);
+
+int cmd1;  // normalized input values. -1000 to 1000
+int cmd2;
+
+
+#define LED_BUILTIN PC13
+
+// Serial1 PA_9 TX PA_10 RX
+
+void setup() {
+  Wire.setSCL(PB_8);
+  Wire.setSDA(PB_9);
+  Wire2.setSCL(PB_10);
+  Wire2.setSDA(PB_11);
+
+  nchuk.begin();
+
+  display.begin(SSD1306_SWITCHCAPVCC, 0x3C);  // initialize with the I2C addr 0x3C (for the 128x64)
+  display.display();
+
+  Serial.begin(115200);
+  Serial1.begin(115200);
+
+  while (!Serial) ;
+  pinMode(LED_BUILTIN, OUTPUT);
+  Serial.println("STM32 blink test");
+}
+
+void loop() {
+  unsigned long timeNow = millis();
+  // Blink the LED
+  digitalWrite(LED_BUILTIN, (timeNow % 2000) < 1000);
+  if (!nchuk.update()) {
+    Serial.println("Controller Disconnected!");
+    nchuk.reconnect();
+  } else {
+    cmd1 = map(nchuk.joyX(), 0, 256, 150, -150); // x - axis. Nunchuck joystick readings range 30 - 230
+    cmd2 = map(nchuk.joyY(), 0, 256, -150, 150); // y - axis
+
+    Serial.print("X : "); Serial.println(nchuk.joyX());
+    Serial.print("Y : "); Serial.println(nchuk.joyY());
+
+  }
+  if ((timeNow % 2000) < 1000) {
+    Serial.println(millis() / 1000);
+  }
+
+}