How to use textio function in testbench to input text file as input?

[triump.ar]

hi,
how to use textio function in testbench to input text file as input.....explain in detail.....as i m new to vhdl

 

[jody]

textio function

what the simulator that uses you?

 

[triump.ar]

Re: textio function

i m using xilinx and i want to use modelsim as simulator..

 

[sheik_vb]

Re: textio function

Hi,

You can input by using below mentioned command.....

"readmemb("filename.txt",variable_name);"

 

[triump.ar]

Re: textio function

i m using this command in the testbench ..but it is showing the error....
Error: deci1.vhd(79): Unknown identifier 'readmemb'.

where i have to use this command...