I'm using PID FPGA control : I want to know how I transfer fixed-point data

[Jairak]

I read data from sensor (NI 9217 module) my process variable is fixed-point data but I want my setpoint  and my PID out (error) are fixed-point too.
can anyone help me the last question In my VI I want my setpoint is square data for generate input

fpga pid control.jpg:
http://forums.ni.com/attachments/ni/240/6726/1/fpga pid control.jpg

Vi pid control.jpg:
http://forums.ni.com/attachments/ni/240/6726/2/Vi pid control.jpg

[Jairak]

I read data from sensor (NI 9217 module) my process variable is fixed-point data but I want my setpoint  and my PID out (error) are fixed-point too.
can anyone help me the last question In my VI I want my setpoint is square data for generate input

how set point generate.jpg:
http://forums.ni.com/attachments/ni/240/6727/1/how set point generate.jpg

fpga pid control1.jpg:
http://forums.ni.com/attachments/ni/240/6727/2/fpga pid control1.jpg

Vi pid control1.jpg:
http://forums.ni.com/attachments/ni/240/6727/3/Vi pid control1.jpg