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Convert over internal pseudo-function macros to true inline functions for added type-safety and compile-checking.

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This commit is contained in:
Dean Camera 2010-07-22 15:38:12 +00:00
parent 2461ae508c
commit 9b0e4b8356
21 changed files with 1689 additions and 1055 deletions
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23
LUFA/Drivers/Peripheral/Serial.h
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@ -76,17 +76,6 @@
*/
#define SERIAL_2X_UBBRVAL(baud) ((((F_CPU / 8) + (baud / 2)) / (baud)) - 1)
/* Pseudo-Function Macros: */
#if defined(__DOXYGEN__)
/** Indicates whether a character has been received through the USART.
*
* \return Boolean true if a character has been received, false otherwise.
*/
static inline bool Serial_IsCharReceived(void);
#else
#define Serial_IsCharReceived() ((UCSR1A & (1 << RXC1)) ? true : false)
#endif
/* Function Prototypes: */
/** Transmits a given string located in program space (FLASH) through the USART.
*
@ -132,11 +121,22 @@
UBRR1 = 0;
}
/** Indicates whether a character has been received through the USART.
*
* \return Boolean true if a character has been received, false otherwise.
*/
static inline bool Serial_IsCharReceived(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
static inline bool Serial_IsCharReceived(void)
{
return ((UCSR1A & (1 << RXC1)) ? true : false);
}
/** Transmits a given byte through the USART.
*
* \param[in] DataByte Byte to transmit through the USART.
*/
static inline void Serial_TxByte(const char DataByte) ATTR_ALWAYS_INLINE;
static inline void Serial_TxByte(const char DataByte)
{
while (!(UCSR1A & (1 << UDRE1)));
@ -147,6 +147,7 @@
*
* \return Byte received from the USART.
*/
static inline char Serial_RxByte(void) ATTR_ALWAYS_INLINE;
static inline char Serial_RxByte(void)
{
while (!(UCSR1A & (1 << RXC1)));