C/C++ Library
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43
W_8454_Initial (ByVal base_address As Long) As Long
C/C++ (DOS)
int _8454_Initial( int base_address )
@ Arguments
int base_address : base address of the card
@ Return Value
No_Error
: No error
Base_Address_Error : When the base address is illegal
5.3
Set_Chip
@ Description
This is a macro which is used to select or active one of the four 8254
chips, Refer the 8454.H for the definition of the Set_Chip macro. This
macro is used by other functions in this library, it may not necessary
be used by users.
@ Syntax
Microsoft C/C++ (DOS, Windows, Win95 & Win-NT)
Set_Chip( int ChipNo )
@ Arguments
int ChipNo : chip number, equal 1 to 4.
@ Return Value
No return value
Summary of Contents for NuDAQ ACL-8454
Page 1: ...N u D A Q ACL 8454 MultiFunctions Counter Timer Card User s Guide...
Page 2: ......
Page 5: ......
Page 6: ......
Page 10: ......
Page 23: ...Installation 13 reference number of chips and the counters number...
Page 39: ...Registers Format 29 Bit 7 6 5 4 3 2 1 0 Base 5 DO7 DO6 DO5 DO4 DO3 DO2 DO1 DO0...