api_declare.bas

步进电机控制程序

Attribute VB_Name = "API_Declare"
Public Declare Function QueryPerformanceCounter Lib "kernel32" (lpPerformanceCount As LARGE_INTEGER) As Long
Public Declare Function QueryPerformanceFrequency Lib "kernel32" (lpFrequency As LARGE_INTEGER) As Long
Public Type LARGE_INTEGER
    lowpart As Long
    highpart As Long
End Type