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get | Function |
cabl_int.h |
int (*get) (@uint8_t@ *data); |
Parameters
data |
the byte to receive. |
Returns |
0 if successful, an error code otherwise. |
Summary
Wait for a byte arrival.
Description
The function attempts to receive a byte. It's blocking but it the time is over the timeout value, the function returns with an error code.
Timeout value can be changed at any time with the @ticable_set_timeout@ function.
When function returns, it typically returns:
- either ERR_READ_ERROR : system error,
- either ERR_READ_TIMEOUT : timed out.
See also
Error codes are listed in cabl_err.h. The @TicableLinkCable@ structure.