Diff: USBDevice/USBSERIAL/.svn/text-base/USBSerial.cpp.svn-base

Revision:

0:505207de8566

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/USBDevice/USBSERIAL/.svn/text-base/USBSerial.cpp.svn-base	Tue Nov 29 21:26:20 2011 +0000
@@ -0,0 +1,45 @@
+// USBSerial.c
+// USB device example: virtual serial port
+// Copyright (c) 2011 ARM Limited. All rights reserved
+
+#include "stdint.h"
+#include "USBSerial.h"
+#include "USBBusInterface.h"
+
+
+int USBSerial::_putc(int c) {
+	send(EPBULK_IN, (uint8_t *)&c, 1);
+	return 1;
+}
+
+int USBSerial::_getc() {
+	uint16_t size = 0;
+	uint8_t c[65];
+	if (!USBCDC::read(EPBULK_OUT, c, &size, 1))
+		return -1;
+	return c[0];
+}
+
+
+void USBSerial::attach(void (*ptr)(void))
+{
+	handler = true;
+	proc = true;
+	fn = ptr;
+}
+
+bool USBSerial::EPBULK_OUT_callback()
+{
+	if(handler)
+	{
+		if(proc)
+			(*fn)();
+		else
+			rx.call();
+
+		// We reactivate the endpoint to receive next characters
+		readStart(EPBULK_OUT, MAX_PACKET_SIZE_EPBULK);
+		return true;
+	}
+	return false;
+}