Read from a SeaDAC Lite module. This is a multifunction read that can read from a module previously opened. Any SeaIO devices attached to that module can then be read from in one of the following ways.
- Parameters
-
| [out] | *data | Pointer to data storage buffer. |
| [in] | len | Length of data to read. |
- Returns
- int Error code.
- Return values
-
| >0 | Number of bytes of data in the buffer. |
| -ERANGE | Data size too large. |
| -EIO | Read I/O error. |
References SeaDacLinRead().