void Serial_SendData(USART_t* const USART,
const uint8_t* Buffer, uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+ /** Creates a standard character stream from the USART so that it can be used with all the regular functions
+ * in the avr-libc \c <stdio.h> library that accept a \c FILE stream as a destination (e.g. \c fprintf). The created
+ * stream is bidirectional and can be used for both input and output functions.
+ *
+ * Reading data from this stream is non-blocking, i.e. in most instances, complete strings cannot be read in by a single
+ * fetch, as the endpoint will not be ready at some point in the transmission, aborting the transfer. However, this may
+ * be used when the read data is processed byte-per-bye (via \c getc()) or when the user application will implement its own
+ * line buffering.
+ *
+ * \param[in,out] Stream Pointer to a FILE structure where the created stream should be placed, if \c NULL, \c stdout
+ * and \c stdin will be configured to use the USART.
+ *
+ * \pre The USART must first be configured via a call to \ref Serial_Init() before the stream is used.
+ */
+ void Serial_CreateStream(FILE* Stream);
+
+ /** Identical to \ref Serial_CreateStream(), except that reads are blocking until the calling stream function terminates
+ * the transfer.
+ *
+ * \param[in,out] Stream Pointer to a FILE structure where the created stream should be placed, if \c NULL, \c stdout
+ * and \c stdin will be configured to use the USART.
+ *
+ * \pre The USART must first be configured via a call to \ref Serial_Init() before the stream is used.
+ */
+ void Serial_CreateBlockingStream(FILE* Stream);
+
/* Inline Functions: */
/** Initializes the USART, ready for serial data transmission and reception. This initializes the interface to
* standard 8-bit, no parity, 1 stop bit settings suitable for most applications.
USART->CTRLB = 0;
USART->CTRLC = 0;
}
-
- /** Creates a standard character stream from the USART so that it can be used with all the regular functions
- * in the avr-libc \c <stdio.h> library that accept a \c FILE stream as a destination (e.g. \c fprintf). The created
- * stream is bidirectional and can be used for both input and output functions.
- *
- * Reading data from this stream is non-blocking, i.e. in most instances, complete strings cannot be read in by a single
- * fetch, as the endpoint will not be ready at some point in the transmission, aborting the transfer. However, this may
- * be used when the read data is processed byte-per-bye (via \c getc()) or when the user application will implement its own
- * line buffering.
- *
- * \param[in,out] USART Pointer to the base of the USART peripheral within the device.
- * \param[in,out] Stream Pointer to a FILE structure where the created stream should be placed, if \c NULL, \c stdout
- * and \c stdin will be configured to use the USART.
- *
- * \pre The USART must first be configured via a call to \ref Serial_Init() before the stream is used.
- */
- static inline void Serial_CreateStream(USART_t* const USART,
- FILE* Stream)
- {
- if (!(Stream))
- {
- Stream = &USARTSerialStream;
- stdin = Stream;
- stdout = Stream;
- }
-
- *Stream = (FILE)FDEV_SETUP_STREAM(Serial_putchar, Serial_getchar, _FDEV_SETUP_RW);
- fdev_set_udata(Stream, USART);
- }
-
- /** Identical to \ref Serial_CreateStream(), except that reads are blocking until the calling stream function terminates
- * the transfer.
- *
- * \param[in,out] USART Pointer to the base of the USART peripheral within the device.
- * \param[in,out] Stream Pointer to a FILE structure where the created stream should be placed, if \c NULL, \c stdout
- * and \c stdin will be configured to use the USART.
- *
- * \pre The USART must first be configured via a call to \ref Serial_Init() before the stream is used.
- */
- static inline void Serial_CreateBlockingStream(USART_t* const USART,
- FILE* Stream)
- {
- if (!(Stream))
- {
- Stream = &USARTSerialStream;
- stdin = Stream;
- stdout = Stream;
- }
-
- *Stream = (FILE)FDEV_SETUP_STREAM(Serial_putchar, Serial_getchar_Blocking, _FDEV_SETUP_RW);
- fdev_set_udata(Stream, USART);
- }
-
+
/** Indicates whether a character has been received through the USART.
*
* \param[in,out] USART Pointer to the base of the USART peripheral within the device.
projects / pub / USBasp.git / blobdiff