National Instruments 653 Series User Manual page 45

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DIG_Grp_Config
DIG_Grp_Mode
No
Input?
Yes
DIG_Grp_Status
No
Ready?
Yes
DIG_In_Grp DIG_In_Grp
No
Done?
Yes
DIO_Grp_Config
Figure 2-12. Programming Unbuffered Handshaking I/O in NI-DAQ C API
2-25
Chapter 2
DIG_Out_Grp
DIG_Grp_Status
Ready?
Yes
Done?
Yes
DIO_Grp_Config *
*Clear Configuration
Using Your NI 653X
No
No
NI 653X User Manual