added serialio library

2 files changed, 76 insertions, 0 deletions

diff --git a/lib/serialio.c b/lib/serialio.c
new file mode 100644
index 0000000..fde2935
--- /dev/null
+++ b/lib/serialio.c
@@ -0,0 +1,44 @@
+/*
+ *  spreadspace avr utils
+ *
+ *
+ *  Copyright (C) 2014 Christian Pointner <equinox@spreadspace.org>
+ *
+ *  This file is part of spreadspace avr utils.
+ *
+ *  spreadspace avr utils is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  any later version.
+ *
+ *  spreadspace avr utils is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with spreadspace avr utils. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdio.h>
+
+#include "serialio.h"
+#include "LUFA/Drivers/Peripheral/Serial.h"
+
+static FILE serial_stream;
+
+void serialio_init(const uint32_t baudrate, const uint8_t doublespeed)
+{
+  Serial_Init(baudrate, doublespeed);
+  Serial_CreateStream(&serial_stream);
+  stdin = stdout = stderr = &serial_stream;
+}
+
+void serialio_task(void)
+{
+}
+
+int16_t serialio_bytes_received(void)
+{
+  return (int16_t)Serial_IsCharReceived();
+}
diff --git a/lib/serialio.h b/lib/serialio.h
new file mode 100644
index 0000000..3b0781e
--- /dev/null
+++ b/lib/serialio.h
@@ -0,0 +1,32 @@
+/*
+ *  spreadspace avr utils
+ *
+ *
+ *  Copyright (C) 2014 Christian Pointner <equinox@spreadspace.org>
+ *
+ *  This file is part of spreadspace avr utils.
+ *
+ *  spreadspace avr utils is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  any later version.
+ *
+ *  spreadspace avr utils is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with spreadspace avr utils. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef SPREADAVR_serialio_h_INCLUDED
+#define SPREADAVR_serialio_h_INCLUDED
+
+#include <stdint.h>
+
+void serialio_init(const uint32_t baudrate, const uint8_t doublespeed);
+void serialio_task(void);
+int16_t serialio_bytes_received(void);
+
+#endif