* @fn spi_flash_read_status_reg * @brief Read status register * @param[OUT] val value of status reg * @return Status of execution * @note Co

\brief Write one byte to an SPI device. * * \param p_spi Base address of the SPI instance. * \param data Data to write. * */

* \brief Reset the current configuration of the USB device, * This routines can be called by UDD when a RESET on the USB line occurs. */

* \brief Calculate a clock divider(CD) and a fractional part (FP) for the * USART asynchronous modes to generate a baudrate as close as possible to

* \brief Enable interrupt with mask on the relevant channel of given XDMA. * * \param[out] xdmac Module hardware register base address pointer. * \

* \brief Set software flush request on the relevant channel. * * \param[out] xdmac Module hardware register base address pointer. * \param[in] chan

* \brief Enables XDMAC global interrupt. * * \param[out] xdmac Module hardware register base address pointer. * \param[in] channel_num XDMA Channe

* Get the number of bytes read or written to/from client or server connections * @return byte count */

* Get access to the underlying serial port * @param pHandle the pHandle to get the serial port for * @return the serial port */

* @brief Increase Visible * * Visible表示： * 1. 该MapPoint在某些帧的视野范围内，通过Frame::isInFrustum()函数判断 * 2. 该MapPoint被这些帧观测到，但并不一定能和这些帧的特

* @brief check MapPoint is in keyframe * @param pKF KeyFrame * @return true if in pKF */

Zero order Low-Pass Filter

告知可以观测到该MapPoint的Frame，该MapPoint已被删除

* DMA Single transfer * \param bEndpoint EP number. * \pXfr Pointer to transfer instance. * \dwCfg DMA Control configuration (excluding length).

* Activate USB Device HW Interface * -# Enable USB Peripheral * -# Enable USB Clock * -# Enable transceiver */

* Returns the endpoint number targeted by a given request. * \param request Pointer to a USBGenericRequest instance. * \return Endpoint number. */

* Returns the intended recipient of a given request. * \param request Pointer to a USBGenericRequest instance. * \return Request recipient. * \sa "

* Returns the request code of the given request. * \param request Pointer to a USBGenericRequest instance. * \return Request code. * \sa "USB Reque

* Check if given endpoint's bank is free */

* Sets/Raise register for a given endpoint */

internal ftoa for fixed decimal floating point

internal test if char is a digit (0-9) \return true if char is a digit

Function connect Description Connect to a remote TCP Server. Return Author Ahmed Ezzat Version 1.0 Date 5 June 2012 ****************

Time since week start (Sunday morning) in milliseconds, GMT */