GPIO驱动程序及测试程序

1、GP10驱动程序，主要是GIO_Control :BOOL GIO_IOControl(DWORD hOp enContext,DWORD dwCode,P BYTE pBufIn,DWORD dwLenIn,P BYTE p BufOut,DWORD dwLenOut,P DWORD pdwActualOut) switch(dwCode) case IO CTL GPIO A CON:v_p IO Pregs-G PACON= *(DWORD*) pBufln;/G PACON SETbreak;case IO CTL GPIO A DAT OUTPUT:v_plOP regs-G PAD

2、AT= *(DWORD*) pBufIn;/GP ADAT SET (OUT PUT) also for Functional Pin break;case IO CTL GPIO B CON:v_plOP regs-G PBCON= *(DWORD*) pBufln;/G PBCON SETbreak;case IO CTL GPIO B DAT INPUT:*(DWORD*)pBufOut=v_plOPregs-GPBDAT; /GPBDAT SET (INPUT) also for Functional Pinbreak;case IO CTL GPIO B DAT OUTPUT:v_p

3、lOP regs-G PBDAT= *(DWORD*) pBufIn;/GP BDAT SET (OUT PUT) also for Functional Pinbreak;case IO CTL GPIO B UP:v_pIOPregs-GPBUP= *(DWORD*)pBufln;/GPBUP SET break;case IO CTL GPIO C CON:v_pIOPregs-GPCCON= *(DWORD*)pBufln;/GPCCON SETbreak;case IO CTL GPIO C DAT INPUT:*(DWORD*)pBufOut=v_plOPregs-GPCDAT;

4、/GPCDAT SET (INPUT) also for Functional Pinbreak;case IO CTL GPIO C DAT OUTPUT:v_plOP regs-G PCDAT= *(DWORD*) pBufIn;/GP CDAT SET (OUT PUT) also for Functional Pinbreak;case IO CTL GPIO C UP:v_pIOPregs-GPCUP= *(DWORD*)pBufln;/GPCUP SETbreak;case IO CTL GPIO D CON:v_plOPregs-GPDCON= *(DWORD*)pBufln;/

5、GPDCON SETbreak;case IO CTL GPIO D DAT INPUT:*(DWORD*)pBufOut=v_plOPregs-GPDDAT;/GPDDATSET(INPUT) also for FunctionalPinbreak;case IO CTL GPIO D DAT OUTPUT:v_plOP regs-G PDDAT= *(DWORD* )p Bufln;/GP DDAT SET (OUT PUT) also for Functional Pinbreak;case IO CTL GPIO D UP:v_pIOPregs-GPDUP= *(DWORD*)pBuf

6、ln;/GPDUP SETbreak;case IO CTL GPIO E CON:v_plOPregs-GPECON= *(DWORD*)pBufln;/GPECON SETbreak;case IO CTL GPIO E DAT INPUT:*(DWORD*)pBufOut=v_plOPregs-GPEDAT;/GPEDATSET(INPUT) also for FunctionalPinbreak;case IO CTL GPIO E DAT OUTPUT:v_plOP regs-G PEDAT= *(DWORD*) pBufIn; /GP EDAT SET (OUT PUT) also

7、 for Functional Pinbreak;case IO CTL GPIO E UP:v_pIOPregs-GPEUP= *(DWORD*)pBufln;/GPEUP SETbreak;case IO CTL GPIO F CON:v_plOPregs-GPFCON= *(DWORD*)pBufln;/GPFCON SETbreak;case IO CTL GPIO F DAT INPUT:*(DWORD*)pBufOut=v_plOPregs-GPFDAT;/GPFDATSET(INPUT) also for FunctionalPinbreak;case IO CTL GPIO F

8、 DAT OUTPUT:v_plOP regs-G PFDAT= *(DWORD* )p Bufln;/GP FDAT SET (OUT PUT) also for Functional Pinbreak;break;case IO CTL GPIO J UP:v_plOPregs-GPJUP= *(DWORD*)pBufln;/GPJUP SETcase IO CTL GPIO G CON:v_pIOPregs-GPGCON= *(DWORD*)pBufln;/GPGCON SETbreak;case IO CTL GPIO G DAT INPUT:*(DWORD*)pBufOut=v_pl

9、OPregs-GPGDAT;/GPGDATSET(INPUT) also for FunctionalPinbreak;case IO CTL GPIO G DAT OUTPUT:v_plOP regs-G PGDAT= *(DWORD*) pBufIn;/GP GDAT SET (OUT PUT) also for Functional Pinbreak;case IO CTL GPIO G UP:v_pIOPregs-GPGUP= *(DWORD*)pBufln;/GPGUP SETbreak;case IO CTL GPIO H CON:v_pIOPregs-GPHCON= *(DWOR

10、D*)pBufln;/GPHCON SETbreak;case IO CTL GPIO H DAT INPUT:*(DWORD*)pBufOut=v_plOPregs-GPHDAT;/GPHDATSET(INPUT) also for FunctionalPinbreak;case IO CTL GPIO H DAT OUTPUT:v_plOP regs-G PHDAT= *(DWORD*) pBufIn;/GP HDAT SET (OUT PUT) also for Functional Pinbreak;case IO CTL GPIO H UP:v_pIOPregs-GPHUP= *(D

11、WORD*)pBufln;/GPHUP SETbreak;case IO CTL GPIO J CON:v_pIOPregs-GPJCON= *(DWORD*)pBufln;/GPJCON SETbreak;case IO CTL GPIO J DAT INPUT:*(DWORD*)pBufOut=v_plOPregs-GPJDAT; /GPJDAT SET(INPUT) also for FunctionalPinbreak;case IO CTL GPIO J DAT OUTPUT:v_plOP regs-G PJDAT= *(DWORD*) pBufIn;/GP JDAT SET (OU

12、T PUT) also for Functional Pinbreak;default: break;RETAILMSG(O, (TEXT(G PIO_Control:loctl code = Ox%xrn), dwCode);return TRUE;测试程序，封装了 2个输入输出GPIO函数，调用十分方便： #include #include #include #include #ifdef DEBUG #define new DEBUG NEW #endifDWORD RData,BUFCON,BUFOUT,BUFIN;struct GP IODWORD GPIOCON;DWORD GP

13、lOIN;DWORD GPIO OUT;struct GP IO;GP A=g pacon,NULL,g paout ,GP B=g pbcon,g pbin,g pbout ,GP C=g pccon,g pcin,g pcout ,GP D=g pdcon,g pdin,g pdout ,GP E=g pecon,g pein,g peout ,GP F=g pfcon,g pfin,g pfout ,GP G=g pgcon,g pgin,g pgout ,GPH=g phcon,g phin,g phout ,GP J=gpjcon,gpjin,gpjout ;/define and

14、choose GPIO/ CRelay2Dlg 对话框CRelay2Dlg:CRelay2Dlg(CWnd* pP arent /*=NULL*/) :CDialog(CRelay2Dlg:IDD, pP arent) m_hlcon = AfxGetA pp ()-Loadlcon(IDR_MAINFRAME);void CRelay2Dlg:DoDataExchange(CDataExchange* p DX)CDialog:DoDataExchange( pDX);BEGIN_MESSAGE_MA P(CRelay2Dlg, CDialog) #if defined(_DEVICE_RE

15、SOLUTION_AWARE) & !defined(WIN32_ PLATFORM_WFS P)ON_WM_SIZE() #endif /AFX_MSG_MA PON_BN_CLICKED(IDC_BUTTON1, & CRelay2Dlg:OnBnClickedButton1)ON_BN_CLICKED(IDC_BUTTON2, & CRelay2Dlg:OnBnClickedButton2)END_MESSAGE_MA P()/ CRelay2Dlg消息处理程序BOOL CRelay2Dlg:OnInitDialog()CDialog:OnInitDialog();/设置此对话框的图标。

16、当应用程序主窗口不是对话框时，框架将自动/ 执行此操作SetIcon(m_hIcon, TRUE);/设置大图标SetIcon(m_hIcon, FALSE);/ 设置小图标/ TODO:在此添加额外的初始化代码gp iodriver=CreateFile(LGIO1:,GENERIC_READ | GENERIC_WRITE, 0,NULL,O PEN_EXISTING,O,NULL );/g pi odriver init if(!g pi odriver)MessageBox(L打开 GPIO设备失败！);return TRUE; /除非将焦点设置到控件，否则返回TRUE#if defi

17、ned(_DEVICE_RESOLUTION_AWARE) & !defined(WIN32_ PLATFORM_WFS P) void CRelay2Dlg:OnSize(UINT /*nT yp e*/, int /*cx*/, int /*cy*/) if (AfxIsDRAEnabledO)DRA:RelayoutDialog(AfxGetResourceHandle(), this-m_hWnd,DRA:GetDis pl ayMode() != DRA: PortraitMAKEINTRESOURCE(IDD_RELAY2_DIALOG_WIDE):MAKEINTRESOURCE(

18、IDD_RELAY2_DIALOG);#endifDWORD CRelay2Dlg:G PIOIN PUT(DWORD GPIOCONQWORD GPIOINQWORD BUFCON,DWORD BUFOU T ) function is used for GP IO INPUT DWORD RData;DeviceloControl(g piodriver,G PIOCON,&BUFCON,4,NULL,0,NULL,NULL);DeviceloControl(g piodriver,G PIOIN,NULL,0,&BUFOUT,4,NULL,NULL);memc py(&RData,&BU

19、FOUT,4);/the function is used forreturn RData;DWORD CRelay2Dlg:G PIOIN PUT1(structGP IO GP ,USHORTIUM)GPIO INPUT BETTERBUFCON &=(3vv(2*NUM);DeviceloControl(g piodriver,&BUFCON,4,NULL,0,NULL,NULL);DeviceloControl(g piodriver,NULL,0,&BUFOUT,4,NULL,NULL);memc py(&RData,&BUFOUT,4); return RData;VOID CRe

20、lay2Dlg:G PIOOUT PUT(DWORD GPIOCONQWORD GP lOOUTQWORD BUFCON,DWORD BUFN ) function is used for GPIO OUT PUTDeviceIoControl(g piodriver,G PIOCON,&BUFCON,4,NULL,0,NULL,NULL);DeviceIoControl(g pi odriver,G PIOOUT,&BUFIN,4,NULL,0,NULL,0);VOID CRelay2Dlg:GPIOOUTPUT1(struct GPIOGP,USHORITUM,BYT田INSTATE)/the function is used for GP IO OUTPUT