ADLINK PCI-8154 - Manual (Page 192)

182 Function Library
sd_mode : Set the reacting mode of the SD signal
enable : Set the ramping-down point for high speed feed.
Logic : Set the PEL/MEL logic.
limit_mode :
*io_sts : I/O status. Please refer to 6.12 function description.
Value Meaning
0 slow down only
1 slow down then stop
Value Meaning
0 Automatic setting
1 Manual setting (default)
Value Meaning
0 Normal low(normal open)
1 Normal high(normal close)
Value Meaning
0 Stop immediately
1 Slow down then stop