Diff: Camera_LS_Y201.h

Revision:

0:f71232252dcf

Child:

1:43358d40f879

diff -r 000000000000 -r f71232252dcf Camera_LS_Y201.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Camera_LS_Y201.h	Thu Nov 25 15:43:42 2010 +0000
@@ -0,0 +1,166 @@
+/**
+ * =============================================================================
+ * LS-Y201 device driver class (Version 0.0.1)
+ * Reference documents: LinkSprite JPEG Color Camera Serial UART Interface
+ *                      January 2010
+ * =============================================================================
+ * Copyright (c) 2010 Shinichiro Nakamura (CuBeatSystems)
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ * =============================================================================
+ */
+
+#ifndef LS_Y201_H
+#define LS_Y201_H
+
+#include "mbed.h"
+#include "SerialBuffered.h"
+
+/**
+ * Camera
+ */
+class Camera_LS_Y201 {
+public:
+
+    /**
+     * Create.
+     *
+     * @param tx Transmitter.
+     * @param rx Receiver.
+     */
+    Camera_LS_Y201(PinName tx, PinName rx);
+    
+    /**
+     * Dispose.
+     */
+    ~Camera_LS_Y201();
+    
+    /**
+     * Error code.
+     */
+    enum ErrorCode {
+        NoError = 0,
+        UnexpectedReply,
+        Timeout,
+        SendError,
+        RecvError,
+        InvalidArguments
+    };
+    
+    /**
+     * Image size.
+     */
+    enum ImageSize {
+        ImageSize160x120,   /**< 160x120. */
+        ImageSize320x280,   /**< 320x280. */
+        ImageSize640x480    /**< 640x480. */
+    };
+
+    /**
+     * Reset module.
+     *
+     * @return Error code.
+     */
+    ErrorCode reset();
+
+    /**
+     * Set image size.
+     *
+     * @param is Image size.
+     * @return Error code.
+     */
+    ErrorCode setImageSize(ImageSize is);
+
+    /**
+     * Take picture.
+     *
+     * @return Error code.
+     */
+    ErrorCode takePicture();
+
+    /**
+     * Read jpeg file size.
+     *
+     * @param fileSize File size.
+     * @return Error code.
+     */
+    ErrorCode readJpegFileSize(int *fileSize);
+
+    /**
+     * Read jpeg file content.
+     *
+     * @param func A pointer to a call back function.
+     * @return Error code.
+     */
+    ErrorCode readJpegFileContent(void (*func)(uint8_t *buf, size_t siz));
+
+    /**
+     * Stop taking pictures.
+     *
+     * @return Error code.
+     */
+    ErrorCode stopTakingPictures();
+
+private:
+    SerialBuffered serial;
+
+    /**
+     * Wait init end codes.
+     *
+     * @return Error code.
+     */
+    ErrorCode waitInitEnd();
+
+    /**
+     * Send bytes to camera module.
+     *
+     * @param buf Pointer to the data buffer.
+     * @param len Length of the data buffer.
+     *
+     * @return True if the data sended.
+     */
+    bool sendBytes(uint8_t *buf, size_t len, int timeout_us);
+
+    /**
+     * Receive bytes from camera module.
+     *
+     * @param buf Pointer to the data buffer.
+     * @param len Length of the data buffer.
+     *
+     * @return True if the data received.
+     */
+    bool recvBytes(uint8_t *buf, size_t len, int timeout_us);
+
+    /**
+     * Wait received.
+     *
+     * @return True if the data received.
+     */
+    bool waitRecv();
+
+    /**
+     * Wait idle state.
+     *
+     * @return True if it succeed.
+     */
+    bool waitIdle();
+
+};
+
+#endif