Meilhaus Electronic ME-1000 Series, Руководство пользователя

Страница: 38 / 48

Rev. 1.4E Manual ME-1000
Function Reference Page 38 Meilhaus Electronic
✎
Description
Function is used for: ME-1000/64 and ME-1000/128. Port C and D
only for ME-1000/128.
Write a 32 bit word to a port defined as output.
☞
Important Note!
To properly configure the port the function
me1000DIOSetPortDirection must first be called for the selected
port.
●
Definitions
C: int me1000DOSetLong (int iBoardNumber, int iPortNo, int
iValue);
Delphi: function me1000DOSetLong (iBoardNumber, iPortNo,
iValue: integer): integer;
Basic: Declare Function me1000DOSetLong Lib „me1000“ Alias
"_VBme1000DOSetLong@12" (ByVal lBoardNumber As
Long, ByVal lPortNo As Long, ByVal lValue As Long) As
Long
➔
Parameters
<BoardNumber>
Board number for ME-1000 to be accessed,
(1
st
: 0, 2
nd
: 1, n
th
: n-1), see also page 21
<
PortNo
> Selection of port:
<Port> Port
PORTA (00Hex) 32 bit port A
PORTB (01Hex) 32 bit port B
PORTC (02Hex) 32 bit port C
PORTD (03Hex) 32 bit port D
<
Value
> Output value; possible values are:
00000000Hex...FFFFFFFFHex (0...4294967295).

Return value
If the function is successfully executed, a '1' is returned. If an error
occurs, a '0' is returned. The cause of the error can be determined
with the function
me1000GetDrvErrMess
me1000DOSetLong