first commit

libraries/TinySuite/examples/uart-loop/main.cpp

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+#include <avr/interrupt.h>
+#include <TinySleep.h>
+#include <TinyUart.h>
+#include <TinyTimer1Compare.h>
+#include <TinyPinChangeB.h>
+
+// continuously read bytes from PB2 (pin 7) and repeat them to PB1 (pin 6)
+// at 9600 baud using Timer1 in compare mode
+int main() {
+  sei();
+  uart.on(PB2, PB1, 9600, Timer1Compare, PinChangeB);
+  while (1) {
+    if (uart.inputAvailable()) {
+      uart.write(uart.read());
+    }
+    idleSleep();
+  }
+  return 0;
+}
+
+/* Commented out because Arduino dumps ELF file into HEX file for flashing
+// FUSES = {
+//   .low = 0xFF & FUSE_CKSEL1 & FUSE_CKSEL2 & FUSE_CKSEL3, // F_CPU: 16 MHz
+//   .high = 0xFF & FUSE_SPIEN & FUSE_EESAVE,
+//   .extended = 0xFF
+// };
+*/