| OSLinkTxQueueInquire | Function (ROM Call 0x251)

link.h

unsigned short OSLinkTxQueueInquire (void);

Determines the number of free bytes in the transmit buffer.

OSLinkTxQueueInquire returns the number of free bytes in the link transmit buffer. Note that this number may change in a time without any obvious actions, because the link communication is interrupt driven.

Used by: LIO_SendData

Deprecated alias: tx_free