add arduino cmake toolchain + improve lazy.mk

1 files changed, 23 insertions, 0 deletions

diff --git a/puzzle/dummy/main.cpp b/puzzle/dummy/main.cpp
new file mode 100644
index 0000000..4374066
--- /dev/null
+++ b/puzzle/dummy/main.cpp
@@ -0,0 +1,23 @@
+#include <Arduino.h>
+#include <Wire.h>
+
+void receiveEvent(int howMany){
+	while (Wire.available()){
+		char c = Wire.read();
+		Serial.print(c, HEX);
+	}
+	Serial.println();
+}
+
+void setup() {
+	Wire.begin(0x00);
+	Wire.onReceive(receiveEvent);
+}
+
+void loop() {
+	const uint8_t data[] = {0xff, 0x00, 0xde, 0xad, 0xbe, 0xef};
+	Wire.beginTransmission(0x69);
+	Wire.write(data, sizeof(data));
+	Wire.endTransmission();
+}
+