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Altera_Forum
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16 years ago

IO-Port switching using VHDL

Hello, i have a VHDL-Project (Quartus II 9.1) wich has 96 Outputs. Every Output can be switched on/off by several entities. Every Entity wich can switch one or more Ports has a process like thi...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

The entities all have equal rights. It is no problem if two entities want to switch the same port at the same time.

The complete system is a IO-Controller connected to a PC. The entities wich switch the ports are RS232 Modules, Motion-Controllers, PWM-Modules etc.

With a setup command the PC can tell the system wich Port (for example RS232 TxD) is connected to wich of my 96 Outputs.