add printf in snapshot to confirm the running
Dependents: Camera_C328_HTTP_SDcard_file_server_WIZwiki-W7500
Fork of CameraC328 by
SerialBuffered.h@16:483cfd88da75, 2015-08-05 (annotated)
- Committer:
- IOP
- Date:
- Wed Aug 05 23:52:09 2015 +0000
- Revision:
- 16:483cfd88da75
- Parent:
- 13:17cf1e2015f7
add printf in snapshot to confirm the running
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
shintamainjp | 13:17cf1e2015f7 | 1 | #ifndef _SERIAL_BUFFERED_H_ |
shintamainjp | 13:17cf1e2015f7 | 2 | #define _SERIAL_BUFFERED_H_ |
shintamainjp | 13:17cf1e2015f7 | 3 | |
shintamainjp | 13:17cf1e2015f7 | 4 | /** |
shintamainjp | 13:17cf1e2015f7 | 5 | * Buffered serial class. |
shintamainjp | 13:17cf1e2015f7 | 6 | */ |
shintamainjp | 13:17cf1e2015f7 | 7 | class SerialBuffered : public Serial { |
shintamainjp | 13:17cf1e2015f7 | 8 | public: |
shintamainjp | 13:17cf1e2015f7 | 9 | /** |
shintamainjp | 13:17cf1e2015f7 | 10 | * Create a buffered serial class. |
shintamainjp | 13:17cf1e2015f7 | 11 | * |
shintamainjp | 13:17cf1e2015f7 | 12 | * @param tx A pin for transmit. |
shintamainjp | 13:17cf1e2015f7 | 13 | * @param rx A pin for receive. |
shintamainjp | 13:17cf1e2015f7 | 14 | */ |
shintamainjp | 13:17cf1e2015f7 | 15 | SerialBuffered(PinName tx, PinName rx); |
shintamainjp | 13:17cf1e2015f7 | 16 | |
shintamainjp | 13:17cf1e2015f7 | 17 | /** |
shintamainjp | 13:17cf1e2015f7 | 18 | * Destroy. |
shintamainjp | 13:17cf1e2015f7 | 19 | */ |
shintamainjp | 13:17cf1e2015f7 | 20 | virtual ~SerialBuffered(); |
shintamainjp | 13:17cf1e2015f7 | 21 | |
shintamainjp | 13:17cf1e2015f7 | 22 | /** |
shintamainjp | 13:17cf1e2015f7 | 23 | * Get a character. |
shintamainjp | 13:17cf1e2015f7 | 24 | * |
shintamainjp | 13:17cf1e2015f7 | 25 | * @return A character. (-1:timeout) |
shintamainjp | 13:17cf1e2015f7 | 26 | */ |
shintamainjp | 13:17cf1e2015f7 | 27 | int getc(); |
shintamainjp | 13:17cf1e2015f7 | 28 | |
shintamainjp | 13:17cf1e2015f7 | 29 | /** |
shintamainjp | 13:17cf1e2015f7 | 30 | * Returns 1 if there is a character available to read, 0 otherwise. |
shintamainjp | 13:17cf1e2015f7 | 31 | */ |
shintamainjp | 13:17cf1e2015f7 | 32 | int readable(); |
shintamainjp | 13:17cf1e2015f7 | 33 | |
shintamainjp | 13:17cf1e2015f7 | 34 | /** |
shintamainjp | 13:17cf1e2015f7 | 35 | * Set timeout for getc(). |
shintamainjp | 13:17cf1e2015f7 | 36 | * |
shintamainjp | 13:17cf1e2015f7 | 37 | * @param ms milliseconds. (-1:Disable timeout) |
shintamainjp | 13:17cf1e2015f7 | 38 | */ |
shintamainjp | 13:17cf1e2015f7 | 39 | void setTimeout(int ms); |
shintamainjp | 13:17cf1e2015f7 | 40 | |
shintamainjp | 13:17cf1e2015f7 | 41 | /** |
shintamainjp | 13:17cf1e2015f7 | 42 | * Read requested bytes. |
shintamainjp | 13:17cf1e2015f7 | 43 | * |
shintamainjp | 13:17cf1e2015f7 | 44 | * @param bytes A pointer to a buffer. |
shintamainjp | 13:17cf1e2015f7 | 45 | * @param requested Length. |
shintamainjp | 13:17cf1e2015f7 | 46 | * |
shintamainjp | 13:17cf1e2015f7 | 47 | * @return Readed byte length. |
shintamainjp | 13:17cf1e2015f7 | 48 | */ |
shintamainjp | 13:17cf1e2015f7 | 49 | size_t readBytes(uint8_t *bytes, size_t requested); |
shintamainjp | 13:17cf1e2015f7 | 50 | |
shintamainjp | 13:17cf1e2015f7 | 51 | private: |
shintamainjp | 13:17cf1e2015f7 | 52 | void handleInterrupt(); |
shintamainjp | 13:17cf1e2015f7 | 53 | static const int BUFFERSIZE = 4096; |
shintamainjp | 13:17cf1e2015f7 | 54 | uint8_t buffer[BUFFERSIZE]; // points at a circular buffer, containing data from m_contentStart, for m_contentSize bytes, wrapping when you get to the end |
shintamainjp | 13:17cf1e2015f7 | 55 | uint16_t indexContentStart; // index of first bytes of content |
shintamainjp | 13:17cf1e2015f7 | 56 | uint16_t indexContentEnd; // index of bytes after last byte of content |
shintamainjp | 13:17cf1e2015f7 | 57 | int timeout; |
shintamainjp | 13:17cf1e2015f7 | 58 | Timer timer; |
shintamainjp | 13:17cf1e2015f7 | 59 | }; |
shintamainjp | 13:17cf1e2015f7 | 60 | |
shintamainjp | 13:17cf1e2015f7 | 61 | #endif |