PIO-D64/PIO-
D64U User’s Manual ( Ver.1.
6, Mar. 2015, PMH-007-16 ) ----- 39
5.3
FUNCTIONS OF TEST
5.3.1 PIODIO_GetDllVersion
Description:
To get the version number of PIODIO.DLL driver
Syntax:
WORD PIODIO_GetDllVersion(Void)
Parameter:
None
Return:
200(hex) for version 2.00
5.3.2 PIODIO_ShortSub
Description:
To perform the subtraction as nA - nB in short data type. This
function is provided for testing DLL linkage purpose.
Syntax:
short PIODIO_ShortSub(short nA, short nB)
Parameter:
nA
:[
Input
] 2 bytes short data type value
nB
:[
Input
] 2 bytes short data type value
Return:
The value of nA
–
nB
5.3.3 PIODIO_FloatSub
Description:
To perform the subtraction as fA - fB in float data type. This
function is provided for testing DLL linkage purpose.
Syntax:
float PIODIO_FloatSub(float fA, float fB)
Parameter:
fA
: [
Input
] 4 bytes floating point value
fB
: [
Input
] 4 bytes floating point value
Return:
The value of fA - fB
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