use USB CDC Echo example project

this is the USB CDC Echo example project source code,
for the Microchip SAM E54 Xplained Pro development board,
based on the ATSAME54P20A micro-controller,
exported from the Atmel START website,
using the ASFv4 library.

Change-Id: Ic0e58e42d1a4076bc84a0a8d3509ec4b09a37f46

1 files changed, 33 insertions, 0 deletions

diff --git a/atmel_start_pins.h b/atmel_start_pins.h
new file mode 100644
index 0000000..dbf9891
--- /dev/null
+++ b/atmel_start_pins.h
@@ -0,0 +1,33 @@
+/*
+ * Code generated from Atmel Start.
+ *
+ * This file will be overwritten when reconfiguring your Atmel Start project.
+ * Please copy examples or other code you want to keep to a separate file
+ * to avoid losing it when reconfiguring.
+ */
+#ifndef ATMEL_START_PINS_H_INCLUDED
+#define ATMEL_START_PINS_H_INCLUDED
+
+#include <hal_gpio.h>
+
+// SAME54 has 14 pin functions
+
+#define GPIO_PIN_FUNCTION_A 0
+#define GPIO_PIN_FUNCTION_B 1
+#define GPIO_PIN_FUNCTION_C 2
+#define GPIO_PIN_FUNCTION_D 3
+#define GPIO_PIN_FUNCTION_E 4
+#define GPIO_PIN_FUNCTION_F 5
+#define GPIO_PIN_FUNCTION_G 6
+#define GPIO_PIN_FUNCTION_H 7
+#define GPIO_PIN_FUNCTION_I 8
+#define GPIO_PIN_FUNCTION_J 9
+#define GPIO_PIN_FUNCTION_K 10
+#define GPIO_PIN_FUNCTION_L 11
+#define GPIO_PIN_FUNCTION_M 12
+#define GPIO_PIN_FUNCTION_N 13
+
+#define PA24 GPIO(GPIO_PORTA, 24)
+#define PA25 GPIO(GPIO_PORTA, 25)
+
+#endif // ATMEL_START_PINS_H_INCLUDED