Hepta_Cam&GPS
Dependents: HEPTA2_assembly_0720 HEPTA2_ALL HEPTA2_ALL_ver0803_02
Fork of HeptaSerial by
Diff: HeptaSerial.h
- Revision:
- 2:686c7043f5f4
- Parent:
- 1:d16a4c3a272a
- Child:
- 3:12659e671bad
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/HeptaSerial.h Wed Jul 19 09:20:37 2017 +0000 @@ -0,0 +1,140 @@ +/** + * C1098-SS device driver class (Version 1.0) + * Reference documents: C1098-SS User Manual v1.0 2012.5.6 + * + * CameraC328Library + * Copyright (C) 2010 Shinichiro Nakamura (CuBeatSystems) + * http://shinta.main.jp/ + * + * CameraC1098-SS Library + * Copyright (C) 2012 Tadao Iida + */ + +#include "mbed.h" +#include "SerialBuffered.h" + +#ifndef HEPTA_SERIAL_H +#define HEPTA_SERIAL_H + +/* + * Class: HeptaSerial + */ + +class HeptaSerial { +public: + + /** + * @enum JPEG resolution. + */ + enum JpegResolution { + JpegResolution80x64 = 0x01, // unofficial + JpegResolution160x128 = 0x03, // unofficial + JpegResolution320x240 = 0x05, // QVGA + JpegResolution640x480 = 0x07 // VGA + }; + + /** + * @enum Error number. + */ + enum ErrorNumber { + NoError = 0x00, + UnexpectedReply = 0x04, + ParameterError = 0x0b, + SendRegisterTimeout = 0x0c, + CommandIdError = 0x0d, + CommandHeaderError = 0xf0, + SetTransferPackageSizeWrong = 0x11 + }; + + /** + * @enum Baud rate. + */ + enum Baud { + Baud460800 = 0x02, + Baud230400 = 0x03, + Baud115200 = 0x04, + Baud57600 = 0x05, + Baud28800 = 0x06, + Baud14400 = 0x07 // Default. + }; + + /** + * @enum Reset type. + */ + enum ResetType { + Nomal = 0x00, + High = 0xff + }; + + /** Constructor. + * + * @param tx A pin for transmit. + * @param rx A pin for receive. + * @param baud Baud rate. (Default is 14400.) + */ + HeptaSerial(PinName tx, PinName rx, int baud = 14400); + + /** Destructor. + * + */ + ~HeptaSerial(); + + /** sync + * Make a sync. for baud rate. + */ + ErrorNumber sync(); + + /** Initialize. + * + * + * @param baud Camera Interface Speed. + * @param jr JPEG resolution. + */ + ErrorNumber init(Baud baud, JpegResolution jr); + + /** getJpegSnapshotPicture + * Get JPEG snapshot picture. + * + * @param func A pointer to a callback function. + * You can block this function until saving the image datas. + * @return Status of the error. + */ + ErrorNumber getJpegSnapshotPicture(); + ErrorNumber getJpegSnapshotPicture_data(); + + /** setmbedBaud + * mbed Interface Speed. + * + * @param baud mbed Interface Speed. + */ + void setmbedBaud(Baud baud); + void Sync(void); + void initialize(Baud baud,JpegResolution jr); + void test_jpeg_snapshot_picture(void); + void test_jpeg_snapshot_data(void); + void jpeg_callback(char *buf, size_t siz); +private: + SerialBuffered serial; + static const int COMMAND_LENGTH = 6; + static const int SYNCMAX = 60; + static const int packageSize = 256; + static const int CAPTURE_FRAMES = 3; + + ErrorNumber sendInitial(Baud band, JpegResolution jr); + ErrorNumber sendGetPicture(void); + ErrorNumber sendSnapshot(void); + ErrorNumber sendSetPackageSize(uint16_t packageSize); + ErrorNumber sendReset(ResetType specialReset); + ErrorNumber recvData(uint32_t *length); + ErrorNumber sendSync(); + ErrorNumber recvSync(); + ErrorNumber sendAck(uint8_t commandId, uint16_t packageId); + ErrorNumber recvAckOrNck(); + + bool sendBytes(char *buf, size_t len, int timeout_us = 20000); + bool recvBytes(char *buf, size_t len, int timeout_us = 20000); + bool waitRecv(); + bool waitIdle(); +}; + +#endif