add libs

lib_uart/examples/uart_streaming_demo/src/main.xc

@@ -0,0 +1,46 @@
+// Copyright (c) 2015-2016, XMOS Ltd, All rights reserved
+#include <xs1.h>
+#include <platform.h>
+#include <print.h>
+#include <uart.h>
+#include <stddef.h>
+
+// Port declarations
+in port p_uart_rx = on tile[0] : XS1_PORT_1A;
+out port p_uart_tx = on tile[0] : XS1_PORT_1B;
+
+/* This function performs the main "application" that outputs and reads
+   some bytes over UART */
+void app(streaming chanend c_tx, streaming chanend c_rx)
+{
+  uint8_t byte;
+  printstrln("Test started");
+  byte = 0;
+  for (size_t i = 0; i < 20; i++) {
+      printstr("Echo 10 bytes... ");
+      for(size_t j = 0; j < 10; j++) {
+        uart_tx_streaming_write_byte(c_tx, byte);
+        byte = byte + 1;
+      }
+      for(size_t j = 0; j < 10; j++) {
+        uart_rx_streaming_read_byte(c_rx, byte);
+        printhex(byte);
+      }
+  }
+  printstrln(". Done.");
+}
+
+
+#define TICKS_PER_BIT 20
+
+/* "main" function that sets up two uarts and the application */
+int main() {
+  streaming chan c_rx;
+  streaming chan c_tx;
+  par {
+    on tile[0]: uart_tx_streaming(p_uart_tx, c_tx, TICKS_PER_BIT);
+    on tile[0]: uart_rx_streaming(p_uart_rx, c_rx, TICKS_PER_BIT);
+    on tile[0]: app(c_tx, c_rx);
+  }
+  return 0;
+}