Mitsubishi Electric MELSEC iQ-R C Programming Manual page 175

■Return value
Return value Description
0 (0000H) Normal
Other than 0 Error
For details on the error, refer to the following chapter.
Page 174 ERROR CODE LIST
■Relevant functions
• Page 154 mdOpen
• Page 146 mdClose
3 DETAILS OF FUNCTION
3.2 MELSEC Data Link Functions
3
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