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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.