IBASE Technology ASB200-918 Series, Руководство пользователя, Страница: 65 / 75

Appendix
ASB200-918 User Manual 57
E. Digital I/O Sample Code
1. DIO Sample Code: The file F81846.cpp
//======================================================================
//
// THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY
// KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
PARTICULAR
// PURPOSE.
//
//======================================================================
#include "F81846.H"
#include <dos.h>
//======================================================================
unsigned int F81846_BASE;
void Unlock_F81846 (void);
void Lock_F81846 (void);
//======================================================================
unsigned int Init_F81846(void)
{
unsigned int result; //
unsigned char ucDid;
F81846_BASE = 0x4E;
result = F81846_BASE;
ucDid = Get_F81846_Reg(0x20);
if ((ucDid == 0x07) || (ucDid == 0x10) || (ucDid == 0x15)) //Fintek
81865/81846/81846/81946/81846
{ goto Init_Finish; }
F81846_BASE = 0x2E;
result = F81846_BASE;
ucDid = Get_F81846_Reg(0x20);
if ((ucDid == 0x07) || (ucDid == 0x10) || (ucDid == 0x15)) //Fintek
81865/81846/81846/81946/81846
{ goto Init_Finish; }
F81846_BASE = 0x00;
result = F81846_BASE;
Init_Finish:
return (result);
}
//======================================================================
void Unlock_F81846 (void)
{
outportb(F81846_INDEX_PORT, F81846_UNLOCK);
outportb(F81846_INDEX_PORT, F81846_UNLOCK);
}