Kent A. Reed wrote: > On 5/12/2013 6:02 AM, Lars Andersson wrote: > >> The symbol <==> is new to me. >> > > Lars: > > '<=>' denotes bidirectional signal flow and is the symbol intended to > correspond to IO pins as opposed to IN or OUT pins. > It is important to remember that these symbols ( <=, =>, etc.) are for the human reader, ONLY, and are completely ignored by HAL.
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