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| shintamainjp |
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/**
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| shintamainjp |
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* C328-7640 device driver class (Version 0.0.6)
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* Reference documents: C328-7640 User Manual v3.0 2004.8.19
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*
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* Copyright (C) 2010 Shinichiro Nakamura (CuBeatSystems)
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* http://shinta.main.jp/
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*/
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#include "mbed.h"
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#include "SerialBuffered.h"
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#ifndef _CAMERA_C328_H_
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#define _CAMERA_C328_H_
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/*
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* Class: CameraC328
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*/
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class CameraC328 {
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public:
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/**
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* Color type.
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*/
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enum ColorType {
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GrayScale2bit = 0x01, // 2bit for Y only
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GrayScale4bit = 0x02, // 4bit for Y only
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GrayScale8bit = 0x03, // 8bit for Y only
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Color12bit = 0x05, // 444 (RGB)
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Color16bit = 0x06, // 565 (RGB)
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Jpeg = 0x07
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};
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/**
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* Raw resolution.
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*/
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enum RawResolution {
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RawResolution80x60 = 0x01,
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RawResolution160x120 = 0x03
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};
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/**
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* JPEG resolution.
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*/
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enum JpegResolution {
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JpegResolution80x64 = 0x01,
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JpegResolution160x128 = 0x03,
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JpegResolution320x240 = 0x05,
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JpegResolution640x480 = 0x07
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};
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/**
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* Error number.
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*/
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enum ErrorNumber {
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NoError = 0x00,
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PictureTypeError = 0x01,
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PictureUpScale = 0x02,
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PictureScaleError = 0x03,
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UnexpectedReply = 0x04,
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SendPictureTimeout = 0x05,
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UnexpectedCommand = 0x06,
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SramJpegTypeError = 0x07,
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SramJpegSizeError = 0x08,
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PictureFormatError = 0x09,
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PictureSizeError = 0x0a,
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ParameterError = 0x0b,
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SendRegisterTimeout = 0x0c,
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CommandIdError = 0x0d,
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PictureNotReady = 0x0f,
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TransferPackageNumberError = 0x10,
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SetTransferPackageSizeWrong = 0x11,
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CommandHeaderError = 0xf0,
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CommandLengthError = 0xf1,
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SendPictureError = 0xf5,
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SendCommandError = 0xff
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};
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/**
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* Picture type.
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*/
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enum PictureType {
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SnapshotPicture = 0x01,
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PreviewPicture = 0x02,
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JpegPreviewPicture = 0x05
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};
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/**
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* Snapshot type.
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*/
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enum SnapshotType {
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CompressedPicture = 0x00,
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UncompressedPicture = 0x01
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};
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/**
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* Baud rate.
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*/
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enum Baud {
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Baud7200 = 7200,
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Baud9600 = 9600,
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Baud14400 = 14400,
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Baud19200 = 19200, // Default.
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Baud28800 = 28800,
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Baud38400 = 38400,
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Baud57600 = 57600,
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Baud115200 = 115200
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};
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/**
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* Reset type.
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*/
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enum ResetType {
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ResetWholeSystem = 0x00,
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ResetStateMachines = 0x01
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};
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/**
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* Data type.
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*/
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enum DataType {
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DataTypeSnapshotPicture = 0x01,
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DataTypePreviewPicture = 0x02,
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DataTypeJpegPreviewPicture = 0x05
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};
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/**
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* Constructor.
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*
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* @param tx A pin for transmit.
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* @param rx A pin for receive.
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* @param baud Baud rate. (Default is Baud19200.)
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*/
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CameraC328(PinName tx, PinName rx, Baud baud = Baud19200);
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/**
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* Destructor.
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*/
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~CameraC328();
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/**
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* Make a sync. for baud rate.
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*/
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ErrorNumber sync();
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/**
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* Initialize.
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*
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* @param ct Color type.
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* @param rr Raw resolution.
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* @param jr JPEG resolution.
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*/
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ErrorNumber init(ColorType ct, RawResolution rr, JpegResolution jr);
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| shintamainjp |
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| shintamainjp |
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/**
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| shintamainjp |
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* Get uncompressed snapshot picture.
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| shintamainjp |
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*
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| shintamainjp |
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* @param func A pointer to a callback function.
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| shintamainjp |
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* Please do NOT block this callback function.
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| shintamainjp |
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159
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* Because the camera module transmit image datas continuously.
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* @return Status of the error.
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| shintamainjp |
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*/
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| shintamainjp |
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ErrorNumber getUncompressedSnapshotPicture(void(*func)(size_t done, size_t total, char c));
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| shintamainjp |
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163
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| shintamainjp |
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/**
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| shintamainjp |
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165
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* Get uncompressed preview picture.
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| shintamainjp |
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166
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*
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| shintamainjp |
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* @param func A pointer to a callback function.
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| shintamainjp |
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168
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* Please do NOT block this callback function.
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| shintamainjp |
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169
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* Because the camera module transmit image datas continuously.
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* @return Status of the error.
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*/
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| shintamainjp |
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ErrorNumber getUncompressedPreviewPicture(void(*func)(size_t done, size_t total, char c));
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173
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/**
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* Get JPEG snapshot picture.
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*
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* @param func A pointer to a callback function.
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* You can block this function until saving the image datas.
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* @return Status of the error.
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*/
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| shintamainjp |
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ErrorNumber getJpegSnapshotPicture(void(*func)(char *buf, size_t siz));
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182
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183
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/**
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| shintamainjp |
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* Get JPEG preview picture.
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185
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*
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* @param func A pointer to a callback function.
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* You can block this function until saving the image datas.
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* @return Status of the error.
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*/
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| shintamainjp |
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ErrorNumber getJpegPreviewPicture(void(*func)(char *buf, size_t siz));
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| shintamainjp |
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private:
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SerialBuffered serial;
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| shintamainjp |
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static const int COMMAND_LENGTH = 6;
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195
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static const int SYNCMAX = 60;
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| shintamainjp |
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196
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static const int packageSize = 512;
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| shintamainjp |
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197
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| shintamainjp |
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ErrorNumber sendInitial(ColorType ct, RawResolution rr, JpegResolution jr);
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| shintamainjp |
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199
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ErrorNumber sendGetPicture(PictureType pt);
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| shintamainjp |
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ErrorNumber sendSnapshot(SnapshotType st, uint16_t skipFrames);
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| shintamainjp |
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201
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ErrorNumber sendSetPackageSize(uint16_t packageSize);
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| shintamainjp |
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202
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ErrorNumber sendSetBaudrate(Baud baud);
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| shintamainjp |
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203
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ErrorNumber sendReset(ResetType rt, bool specialReset);
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| shintamainjp |
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204
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ErrorNumber sendPowerOff();
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| shintamainjp |
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205
|
ErrorNumber recvData(DataType *dt, uint32_t *length);
|
| shintamainjp |
13:17cf1e2015f7
|
206
|
ErrorNumber sendSync();
|
| shintamainjp |
13:17cf1e2015f7
|
207
|
ErrorNumber recvSync();
|
| shintamainjp |
13:17cf1e2015f7
|
208
|
ErrorNumber sendAck(uint8_t commandId, uint16_t packageId);
|
| shintamainjp |
13:17cf1e2015f7
|
209
|
ErrorNumber recvAckOrNck();
|
| shintamainjp |
13:17cf1e2015f7
|
210
|
|
| shintamainjp |
13:17cf1e2015f7
|
211
|
bool sendBytes(char *buf, size_t len, int timeout_us = 20000);
|
| shintamainjp |
13:17cf1e2015f7
|
212
|
bool recvBytes(char *buf, size_t len, int timeout_us = 20000);
|
| shintamainjp |
13:17cf1e2015f7
|
213
|
bool waitRecv();
|
| shintamainjp |
13:17cf1e2015f7
|
214
|
bool waitIdle();
|
| shintamainjp |
13:17cf1e2015f7
|
215
|
};
|
| shintamainjp |
13:17cf1e2015f7
|
216
|
|
| shintamainjp |
13:17cf1e2015f7
|
217
|
#endif
|
Shinichiro Nakamura
CameraC328