diff --git a/core/dev/simple-cc2420-rime.c b/core/dev/simple-cc2420-rime.c
new file mode 100644
index 000000000..dd733cb6a
--- /dev/null
+++ b/core/dev/simple-cc2420-rime.c
@@ -0,0 +1,75 @@
+/*
+ * Copyright (c) 2007, Swedish Institute of Computer Science.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the Institute nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * This file is part of the Contiki operating system.
+ *
+ * $Id: simple-cc2420-rime.c,v 1.1 2007/03/15 21:26:18 adamdunkels Exp $
+ */
+
+/**
+ * \file
+ *         A brief description of what this file is.
+ * \author
+ *         Adam Dunkels <adam@sics.se>
+ */
+
+#include "simple-cc2420.h"
+#include "contiki.h"
+#include "net/rime.h"
+
+/*---------------------------------------------------------------------------*/
+static void
+receiver(void)
+{
+  u8_t len;
+
+  rimebuf_clear();
+  
+  len = simple_cc2420_read(rimebuf_dataptr(), RIMEBUF_SIZE);
+  
+  if(len > 0) {
+    rimebuf_set_datalen(len);
+    /*    printf("simple_cc2420_rime_process: received len %d\n",
+	  len);*/
+    rime_input();
+  }
+}
+/*---------------------------------------------------------------------------*/
+void
+simple_cc2420_rime_init(void)
+{
+  simple_cc2420_set_receiver(receiver);
+}
+/*---------------------------------------------------------------------------*/
+void
+abc_driver_send(void)
+{
+  /*  printf("simple_cc2420_rime: sending %d bytes\n", rimebuf_totlen());*/
+  simple_cc2420_send(rimebuf_hdrptr(), rimebuf_totlen());
+}
+/*---------------------------------------------------------------------------*/
diff --git a/core/dev/simple-cc2420-rime.h b/core/dev/simple-cc2420-rime.h
new file mode 100644
index 000000000..6f3ef7831
--- /dev/null
+++ b/core/dev/simple-cc2420-rime.h
@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2007, Swedish Institute of Computer Science.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the Institute nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * This file is part of the Contiki operating system.
+ *
+ * $Id: simple-cc2420-rime.h,v 1.1 2007/03/15 21:26:18 adamdunkels Exp $
+ */
+
+/**
+ * \file
+ *         A brief description of what this file is.
+ * \author
+ *         Adam Dunkels <adam@sics.se>
+ */
+
+#ifndef __SIMPLE_CC2420_RIME_H__
+#define __SIMPLE_CC2420_RIME_H__
+
+#include "contiki.h"
+
+PROCESS_NAME(simple_cc2420_rime_process);
+
+#endif /* __SIMPLE_CC2420_RIME_H__ */