VTI Instruments Corp.
F
P
UNCTION
ROTOTYPE
ViStatus vtex10xxA_set_dio_output_enable(ViSession vi, ViInt32 out_enable);
F
P
UNCTION
ARAMETERS
vi = contains a session handle to the instrument. This handle is obtained by the function and remains valid until the
session is closed.
out_enable = the value that represents the desired output enable state of the 8-bit port. Within the 8-bit field, the
MSB corresponds to DIO channel 7 and the LSB corresponds to DIO channel 0. Valid input values: 0 through 255
(decimal), 0x00 through 0xFF (hexadecimal).
D
I
R
V
ATA
TEM
ESET
ALUE
dio_enable = 0
D
ESCRIPTION
This function enables or disables the output functionality of each channel of the digital I/O port. Input functionality
on each channel is constant regardless of its output functionality.
E
XAMPLE
// set DIO bit 7 (high) and DIO bit 6 (low)
vtex10xxA_set_dio_output(vi, 0x80);
// enable them as outputs
vtex10xxA_set_dio_output_enable(vi, 0xC0);
238
vtex10xxA_set_dio_output_enable
EX10xxA/RX1032/EX1044 Function Calls
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