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-rw-r--r--examples/spiblink/master/master.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/examples/spiblink/master/master.c b/examples/spiblink/master/master.c
new file mode 100644
index 0000000..73a8aa9
--- /dev/null
+++ b/examples/spiblink/master/master.c
@@ -0,0 +1,17 @@
+#include <avr/io.h>
+#include <util/delay.h>
+#include <ioport.h>
+#include <spi.h>
+
+int main() {
+ io_setin(CONFIG_BUTTON_IO, IO_PULLUP);
+ io_setout(CONFIG_LED_IO);
+
+ spi_init(SPI_MODE_MASTER);
+ // SREG |= _BV(7); // Enable interrupts TODO I don't think that we need this
+
+ while (1) {
+ io_set(CONFIG_LED_IO, io_get(CONFIG_BUTTON_IO));
+ spi_send(io_get(CONFIG_BUTTON_IO));
+ }
+}