--- /dev/null
+// $Id$
+
+/*
+tab:4
+ * IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
+By
+ * downloading, copying, installing or using the software you agree to
+ * this license. If you do not agree to this license, do not download,
+ * install, copy or use the software.
+ *
+ * Copyright (c) 2004-2006 Crossbow Technology, Inc.
+ * All rights reserved.
+ *
+ * Permission to use, copy, modify, and distribute this software and its
+ * documentation for any purpose, without fee, and without written
+ * agreement is hereby granted, provided that the above copyright
+ * notice, the (updated) modification history and the author appear in
+ * all copies of this source code.
+ *
+ * Permission is also granted to distribute this software under the
+ * standard BSD license as contained in the TinyOS distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 INTEL OR ITS
+ * 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.
+ */
+
+/**
+ * TinyOS 1.x to TinyOS 2.x translation layer.
+ *
+ * @author Alif <rlchen@xbow.com.cn>
+ */
+
+interface Mic {
+ /* Effect: Set the multiplexer's setting on the microphone
+ * Return: returns SUCCESS or FAIL
+ */
+ command error_t muxSel(uint8_t sel);
+ /* Effect: Set the amplificatoin gain on the microphone
+ * Return: returns SUCCESS or FAIL
+ */
+ command error_t gainAdjust(uint8_t val);
+
+ /* Effect: returns the binary tone detector's output
+ * Return: 0 meaning tone is detected, 1 meanning tone is not detected
+ */
+ command uint8_t readToneDetector();
+}