AT91SAM9263 WINCE 6.0 R2驱动开发-6X6矩阵键盘驱动

1.原理图

2.代码

#include <windows.h>#include <types.h>#include <ceddk.h>#include <memory.h>#include <nkintr.h>#include <pegdpar.h>#include <ddkreg.h>#include <Winuser.h>#include "matrixkey.h"#include "Oal_timer.h"#include "at91_pio.h"// Controller includes#include "at91sam9263_gpio.h"#include "AT91SAM9263_oal_intr.h"#include "atmel_oal_ioctl.h"static HANDLE m_hMute;static BYTE Virtualkey0=VK_NUMPAD0;static HANDLEm_hevInterrupt0;static HANDLE gintThread0;static DWORD g_dwSysIntrToIrq0 = SYSINTR_UNDEFINED;static BYTE Virtualkey1=VK_NUMPAD0;static HANDLEm_hevInterrupt1;static HANDLE gintThread1;static DWORD g_dwSysIntrToIrq1 = SYSINTR_UNDEFINED;static BYTE Virtualkey2=VK_NUMPAD0;static HANDLEm_hevInterrupt2;static HANDLE gintThread2;static DWORD g_dwSysIntrToIrq2 = SYSINTR_UNDEFINED;static BYTE Virtualkey3=VK_NUMPAD0;static HANDLEm_hevInterrupt3;static HANDLE gintThread3;static DWORD g_dwSysIntrToIrq3 = SYSINTR_UNDEFINED;static BYTE Virtualkey4=VK_NUMPAD0;static HANDLEm_hevInterrupt4;static HANDLE gintThread4;static DWORD g_dwSysIntrToIrq4 = SYSINTR_UNDEFINED;static BYTE Virtualkey5=VK_NUMPAD0;static HANDLEm_hevInterrupt5;static HANDLE gintThread5;static DWORD g_dwSysIntrToIrq5 = SYSINTR_UNDEFINED;////////////////////////////////////////static BYTE int9keyup=0;static void loopn(UINT32 wCount){volatile unsigned int i, k,j=0;for (k=0; k<wCount; k++)for(i=0;i < 100; i++) { j++; }//400n}static DWORD KeyPadLock(){ DWORD dwStatus; dwStatus = WaitForSingleObject(m_hMute, INFINITE); if(dwStatus == WAIT_OBJECT_0) { dwStatus = ERROR_SUCCESS; } else { dwStatus = GetLastError(); } return dwStatus;}static DWORD KeyPadUnLock(){ DWORD dwStatus = ERROR_SUCCESS; BOOL fOk; fOk = ReleaseMutex(m_hMute); if(!fOk) { dwStatus = GetLastError(); } return dwStatus;}// 中断脚输入为低则返回TRUE,否则返回FALSEstatic BOOL IsIntPortLow(unsigned IrqNumber){int result;result=pio_get_value(IrqNumber);if(result)return FALSE;elsereturn TRUE;}// 中断脚输入是否稳定，稳定则返回TRUE,否则返回FALSEstatic BOOL IsIntPortStable(unsigned IrqNumber){int i;int pre,now;KeyPadLock();pre=pio_get_value(IrqNumber);for(i=0;i<3;i++){Sleep(3);now=pio_get_value(IrqNumber);if(pre!=now){KeyPadUnLock();return FALSE;}}KeyPadUnLock();return TRUE;}//所有输出管脚输出高电平void alloutpinhigh(void){pio_set_value(AT91C_PIN_PB(22), 1);pio_set_value(AT91C_PIN_PB(23), 1);pio_set_value(AT91C_PIN_PB(24), 1);pio_set_value(AT91C_PIN_PB(25), 1);pio_set_value(AT91C_PIN_PB(26), 1);pio_set_value(AT91C_PIN_PB(27), 1);}//所有输出管脚输出低电平void alloutpinlow(void){pio_set_value(AT91C_PIN_PB(22), 0);pio_set_value(AT91C_PIN_PB(23), 0);pio_set_value(AT91C_PIN_PB(24), 0);pio_set_value(AT91C_PIN_PB(25), 0);pio_set_value(AT91C_PIN_PB(26), 0);pio_set_value(AT91C_PIN_PB(27), 0);}#define ENTRY_POWEROFF 0x2#define ENTRY_NULL 0x0#define poweroff_counter 1300#define wait_cnt 100INT WINAPI Int0_Thread(void){DWORD result;BYTE i;static int count=0;while(1){result=WaitForSingleObject(m_hevInterrupt0, INFINITE);switch(result) {case WAIT_OBJECT_0:const struct pio_desc hw_pio[] = {{"INT0", AT91C_PIN_PB(6), 0, PIO_PULLUP, PIO_INPUT}, NULL,};pio_setup(hw_pio, sizeof(hw_pio)/sizeof(struct pio_desc));// 消除按键抖动if(!IsIntPortStable(AT91C_PIN_PB(6))){InterruptDone(g_dwSysIntrToIrq0);break;}// 中断输入是高电平，说明按键弹起if(pio_get_value(AT91C_PIN_PB(6))){keybd_event(Virtualkey0,0, KEYEVENTF_EXTENDEDKEY|KEYEVENTF_KEYUP, 0);RETAILMSG(1,(TEXT("Virtualkey0=%d up/r/n"),Virtualkey0));}// 否则，轮询输出低电平，else{// 输出管脚全部输出高alloutpinhigh();for(i=0;i<6;i++){pio_set_value(AT91C_PIN_PB(22)+i, 0);Sleep(3);while(!pio_get_value(AT91C_PIN_PB(6)) ){Sleep(10);//按键为A,B,C,D,E,F.0x41,0x42,0x43,0x44,0x45,0x46.Virtualkey0=0x41+i;if(count==0){Virtualkey0=0x41+i;keybd_event(Virtualkey0 ,0, KEYEVENTF_EXTENDEDKEY|0, 0);RETAILMSG(1,(TEXT("Virtualkey0=%d down/r/n"),Virtualkey0));count++;}}count=0;pio_set_value(AT91C_PIN_PB(22)+i, 1);}alloutpinlow();}InterruptDone(g_dwSysIntrToIrq0);break;}}}INT WINAPI Int1_Thread(void){DWORD result;BYTE i;static int count=0;while(1){result=WaitForSingleObject(m_hevInterrupt1, INFINITE);switch(result) {case WAIT_OBJECT_0:const struct pio_desc hw_pio[] = {{"INT0", AT91C_PIN_PB(7), 0, PIO_PULLUP, PIO_INPUT}, NULL,};pio_setup(hw_pio, sizeof(hw_pio)/sizeof(struct pio_desc));// 消除按键抖动if(!IsIntPortStable(AT91C_PIN_PB(7))){InterruptDone(g_dwSysIntrToIrq1);break;}// 中断输入是高电平，说明按键弹起if(pio_get_value(AT91C_PIN_PB(7))){keybd_event(Virtualkey1,0, KEYEVENTF_EXTENDEDKEY|KEYEVENTF_KEYUP, 0);RETAILMSG(1,(TEXT("Virtualkey0=%d up/r/n"),Virtualkey1));}// 否则，轮询输出低电平，else{// 输出管脚全部输出高alloutpinhigh();for(i=0;i<6;i++){pio_set_value(AT91C_PIN_PB(22)+i, 0);Sleep(3);while(!pio_get_value(AT91C_PIN_PB(7)) ){if(count==0){Sleep(10);//按键为G,H,I,J,K,L.0x47,0x48,0x49,0x4A,0x4B,0x4C.Virtualkey1=0x47+i;keybd_event(Virtualkey1 ,0, KEYEVENTF_EXTENDEDKEY|0, 0);RETAILMSG(1,(TEXT("Virtualkey0=%d down/r/n"),Virtualkey1));count++;}}count=0;pio_set_value(AT91C_PIN_PB(22)+i, 1);}alloutpinlow();}InterruptDone(g_dwSysIntrToIrq1);break;}}}INT WINAPI Int2_Thread(void){DWORD result;BYTE i;static int count=0;while(1){result=WaitForSingleObject(m_hevInterrupt2, INFINITE);switch(result) {case WAIT_OBJECT_0:const struct pio_desc hw_pio[] = {{"INT0", AT91C_PIN_PB(11), 0, PIO_PULLUP, PIO_INPUT}, NULL,};pio_setup(hw_pio, sizeof(hw_pio)/sizeof(struct pio_desc));// 消除按键抖动if(!IsIntPortStable(AT91C_PIN_PB(11))){InterruptDone(g_dwSysIntrToIrq2);break;}// 中断输入是高电平，说明按键弹起if(pio_get_value(AT91C_PIN_PB(11))){keybd_event(Virtualkey2,0, KEYEVENTF_EXTENDEDKEY|KEYEVENTF_KEYUP, 0);RETAILMSG(1,(TEXT("Virtualkey0=%d up/r/n"),Virtualkey2));}// 否则，轮询输出低电平，else{// 输出管脚全部输出高alloutpinhigh();for(i=0;i<6;i++){pio_set_value(AT91C_PIN_PB(22)+i, 0);Sleep(3);while(!pio_get_value(AT91C_PIN_PB(11)) ){if(count==0){Sleep(10);//按键为M,N,O,P,Q,R.0x4D,0x4E,0x4F,0x50,0x51,0x52.Virtualkey2=0x4D+i;keybd_event(Virtualkey2 ,0, KEYEVENTF_EXTENDEDKEY|0, 0);RETAILMSG(1,(TEXT("Virtualkey0=%d down/r/n"),Virtualkey2));count++;}}count=0;pio_set_value(AT91C_PIN_PB(22)+i, 1);}alloutpinlow();}InterruptDone(g_dwSysIntrToIrq2);break;}}}INT WINAPI Int3_Thread(void){DWORD result;BYTE i;static int count=0;while(1){result=WaitForSingleObject(m_hevInterrupt3, INFINITE);switch(result) {case WAIT_OBJECT_0:const struct pio_desc hw_pio[] = {{"INT0", AT91C_PIN_PB(19), 0, PIO_PULLUP, PIO_INPUT}, NULL,};pio_setup(hw_pio, sizeof(hw_pio)/sizeof(struct pio_desc));// 消除按键抖动if(!IsIntPortStable(AT91C_PIN_PB(19))){InterruptDone(g_dwSysIntrToIrq3);break;}// 中断输入是高电平，说明按键弹起if(pio_get_value(AT91C_PIN_PB(19))){keybd_event(Virtualkey3,0, KEYEVENTF_EXTENDEDKEY|KEYEVENTF_KEYUP, 0);RETAILMSG(1,(TEXT("Virtualkey0=%d up/r/n"),Virtualkey3));}// 否则，轮询输出低电平，else{// 输出管脚全部输出高alloutpinhigh();for(i=0;i<6;i++){pio_set_value(AT91C_PIN_PB(22)+i, 0);Sleep(3);while(!pio_get_value(AT91C_PIN_PB(19)) ){if(count==0){Sleep(10);//按键为S,T,U,V,W,X.0x53,0x54,0x55,0x56,0x57,0x58.Virtualkey3=0x53+i;keybd_event(Virtualkey3 ,0, KEYEVENTF_EXTENDEDKEY|0, 0);RETAILMSG(1,(TEXT("Virtualkey0=%d down/r/n"),Virtualkey3));count++;}}count=0;pio_set_value(AT91C_PIN_PB(22)+i, 1);}alloutpinlow();}InterruptDone(g_dwSysIntrToIrq3);break;}}}INT WINAPI Int4_Thread(void){DWORD result;BYTE i;static int count=0;while(1){result=WaitForSingleObject(m_hevInterrupt4, INFINITE);switch(result) {case WAIT_OBJECT_0:const struct pio_desc hw_pio[] = {{"INT0", AT91C_PIN_PB(20), 0, PIO_PULLUP, PIO_INPUT}, NULL,};pio_setup(hw_pio, sizeof(hw_pio)/sizeof(struct pio_desc));// 消除按键抖动if(!IsIntPortStable(AT91C_PIN_PB(20))){InterruptDone(g_dwSysIntrToIrq4);break;}// 中断输入是高电平，说明按键弹起if(pio_get_value(AT91C_PIN_PB(20))){keybd_event(Virtualkey4,0, KEYEVENTF_EXTENDEDKEY|KEYEVENTF_KEYUP, 0);RETAILMSG(1,(TEXT("Virtualkey0=%d up/r/n"),Virtualkey4));}// 否则，轮询输出低电平，else{// 输出管脚全部输出高alloutpinhigh();for(i=0;i<6;i++){pio_set_value(AT91C_PIN_PB(22)+i, 0);Sleep(3);while(!pio_get_value(AT91C_PIN_PB(20)) ){if(count==0){Sleep(10);//按键为Y,Z.0x59,0x5A.//按键为0,1,2,3.0x30,0x31,0x32,0x33.if(i<2)Virtualkey4=0x59+i;elseVirtualkey4=0x30+i-2;keybd_event(Virtualkey4 ,0, KEYEVENTF_EXTENDEDKEY|0, 0);RETAILMSG(1,(TEXT("Virtualkey0=%d down/r/n"),Virtualkey4));count++;}}count=0;pio_set_value(AT91C_PIN_PB(22)+i, 1);}alloutpinlow();}InterruptDone(g_dwSysIntrToIrq4);break;}}}INT WINAPI Int5_Thread(void){DWORD result;BYTE i;static int count=0;while(1){result=WaitForSingleObject(m_hevInterrupt5, INFINITE);switch(result) {case WAIT_OBJECT_0:const struct pio_desc hw_pio[] = {{"INT0", AT91C_PIN_PB(21), 0, PIO_PULLUP, PIO_INPUT}, NULL,};pio_setup(hw_pio, sizeof(hw_pio)/sizeof(struct pio_desc));// 消除按键抖动if(!IsIntPortStable(AT91C_PIN_PB(21))){InterruptDone(g_dwSysIntrToIrq5);break;}// 中断输入是高电平，说明按键弹起if(pio_get_value(AT91C_PIN_PB(21))){keybd_event(Virtualkey5,0, KEYEVENTF_EXTENDEDKEY|KEYEVENTF_KEYUP, 0);RETAILMSG(1,(TEXT("Virtualkey0=%d up/r/n"),Virtualkey5));}// 否则，轮询输出低电平，else{// 输出管脚全部输出高alloutpinhigh();for(i=0;i<6;i++){pio_set_value(AT91C_PIN_PB(22)+i, 0);Sleep(3);while(!pio_get_value(AT91C_PIN_PB(21)) ){if(count==0){Sleep(10);//按键为4,5,6,7,8,9.0x34,0x35,0x36,0x37,0x38,0x39.Virtualkey5=0x34+i;keybd_event(Virtualkey5 ,0, KEYEVENTF_EXTENDEDKEY|0, 0);RETAILMSG(1,(TEXT("Virtualkey0=%d down/r/n"),Virtualkey5));count++;}}count=0;pio_set_value(AT91C_PIN_PB(22)+i, 1);}alloutpinlow();}InterruptDone(g_dwSysIntrToIrq5);break;}}}BOOL APIENTRY DllMain( HANDLE hModule,DWORD ul_reason_for_call,LPVOID lpReserved ){ switch (ul_reason_for_call){case DLL_PROCESS_ATTACH:RETAILMSG(1,(TEXT("KEY Process Attach/r/n")));break;case DLL_PROCESS_DETACH:RETAILMSG(1,(TEXT("KEY Process Detach/r/n")));break; } return TRUE;}DWORD KEY_Init(LPCTSTR pContext,LPCVOID lpBusContext) {DWORD dwPhyIntr0;// 默认情况下矩阵键盘的4个行输出低电平，5个中断打开接收按键输入// 输出管脚const struct pio_desc hw_pio1[] = {{"OUT0", AT91C_PIN_PB(22), 0, PIO_PULLUP, PIO_OUTPUT},{"OUT1", AT91C_PIN_PB(23), 0, PIO_PULLUP, PIO_OUTPUT},{"OUT2", AT91C_PIN_PB(24), 0, PIO_PULLUP, PIO_OUTPUT},{"OUT3", AT91C_PIN_PB(25), 0, PIO_PULLUP, PIO_OUTPUT},{"OUT4", AT91C_PIN_PB(26), 0, PIO_PULLUP, PIO_OUTPUT},{"OUT5", AT91C_PIN_PB(27), 0, PIO_PULLUP, PIO_OUTPUT},NULL,};// 中断管脚/*const struct pio_desc hw_pio2[] = {{"IN0", AT91C_PIN_PB(6), 0, PIO_PULLUP, PIO_INPUT},{"IN1", AT91C_PIN_PB(7), 0, PIO_PULLUP, PIO_INPUT},{"IN2", AT91C_PIN_PB(11), 0, PIO_PULLUP, PIO_INPUT},{"IN3", AT91C_PIN_PB(19), 0, PIO_PULLUP, PIO_INPUT},{"IN4", AT91C_PIN_PB(20), 0, PIO_PULLUP, PIO_INPUT},{"IN5", AT91C_PIN_PB(21), 0, PIO_PULLUP, PIO_INPUT},NULL,};*/pio_setup(hw_pio1, sizeof(hw_pio1)/sizeof(struct pio_desc));//pio_setup(hw_pio2, sizeof(hw_pio2)/sizeof(struct pio_desc));pio_set_value(AT91C_PIN_PB(22), 0);pio_set_value(AT91C_PIN_PB(23), 0);pio_set_value(AT91C_PIN_PB(24), 0);pio_set_value(AT91C_PIN_PB(25), 0);pio_set_value(AT91C_PIN_PB(26), 0);pio_set_value(AT91C_PIN_PB(27), 0);RETAILMSG(1,(TEXT("+KEY_Init/r/n")));m_hMute = CreateMutex (NULL, // No security descriptorFALSE, // Mutex object not ownedTEXT("MatrixKeyboardMutex")); // Object nameif(!m_hMute) { RETAILMSG(DEBUGCOMOUTPUT, (_T("ERROR::Matrixkeybord CreateMutex failed/r/n")));}// 中断0dwPhyIntr0 = (LOGINTR_BASE_PIOB + 6);m_hevInterrupt0 = CreateEvent(NULL,FALSE,FALSE,NULL); if (!KernelIoControl(IOCTL_HAL_REQUEST_SYSINTR, &dwPhyIntr0, sizeof(DWORD), &g_dwSysIntrToIrq0, sizeof(DWORD), NULL)) { RETAILMSG(1, (TEXT("ERROR: Failed to request the SDCARD detect sysintr/r/n"))); g_dwSysIntrToIrq0 = SYSINTR_UNDEFINED; return FALSE; } if (!InterruptInitialize(g_dwSysIntrToIrq0, m_hevInterrupt0, 0, 0)){RETAILMSG(1 ,(TEXT("ERROR:Cannot initialize the SDCARD detect interrupt ! /r/n"))); }gintThread0 = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE) Int0_Thread, NULL, 0, NULL);if ( gintThread0 == NULL ) { RETAILMSG(1, (TEXT("Fatal Error! Failed to create MMC card detect thread./r/n"))); return (FALSE);}// 中断1dwPhyIntr0 = (LOGINTR_BASE_PIOB + 7);m_hevInterrupt1 = CreateEvent(NULL,FALSE,FALSE,NULL); if (!KernelIoControl(IOCTL_HAL_REQUEST_SYSINTR, &dwPhyIntr0, sizeof(DWORD), &g_dwSysIntrToIrq1, sizeof(DWORD), NULL)) { RETAILMSG(1, (TEXT("ERROR: Failed to request the SDCARD detect sysintr/r/n"))); g_dwSysIntrToIrq1 = SYSINTR_UNDEFINED; return FALSE; } if (!InterruptInitialize(g_dwSysIntrToIrq1, m_hevInterrupt1, 0, 0)){RETAILMSG(1 ,(TEXT("ERROR:Cannot initialize the SDCARD detect interrupt ! /r/n"))); }gintThread1 = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE) Int1_Thread, NULL, 0, NULL);if ( gintThread1 == NULL ) { RETAILMSG(1, (TEXT("Fatal Error! Failed to create MMC card detect thread./r/n"))); return (FALSE);}// 中断2dwPhyIntr0 = (LOGINTR_BASE_PIOB + 11);m_hevInterrupt2 = CreateEvent(NULL,FALSE,FALSE,NULL); if (!KernelIoControl(IOCTL_HAL_REQUEST_SYSINTR, &dwPhyIntr0, sizeof(DWORD), &g_dwSysIntrToIrq2, sizeof(DWORD), NULL)) { RETAILMSG(1, (TEXT("ERROR: Failed to request the SDCARD detect sysintr/r/n"))); g_dwSysIntrToIrq2 = SYSINTR_UNDEFINED; return FALSE; } if (!InterruptInitialize(g_dwSysIntrToIrq2, m_hevInterrupt2, 0, 0)){RETAILMSG(1 ,(TEXT("ERROR:Cannot initialize the SDCARD detect interrupt ! /r/n"))); }gintThread2 = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE) Int2_Thread, NULL, 0, NULL);if ( gintThread2 == NULL ) { RETAILMSG(1, (TEXT("Fatal Error! Failed to create MMC card detect thread./r/n"))); return (FALSE);}// 中断3dwPhyIntr0 = (LOGINTR_BASE_PIOB + 19);m_hevInterrupt3 = CreateEvent(NULL,FALSE,FALSE,NULL); if (!KernelIoControl(IOCTL_HAL_REQUEST_SYSINTR, &dwPhyIntr0, sizeof(DWORD), &g_dwSysIntrToIrq3, sizeof(DWORD), NULL)) { RETAILMSG(1, (TEXT("ERROR: Failed to request the SDCARD detect sysintr/r/n"))); g_dwSysIntrToIrq3 = SYSINTR_UNDEFINED; return FALSE; } if (!InterruptInitialize(g_dwSysIntrToIrq3, m_hevInterrupt3, 0, 0)){RETAILMSG(1 ,(TEXT("ERROR:Cannot initialize the SDCARD detect interrupt ! /r/n"))); }gintThread3 = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE) Int3_Thread, NULL, 0, NULL);if ( gintThread3 == NULL ) { RETAILMSG(1, (TEXT("Fatal Error! Failed to create MMC card detect thread./r/n"))); return (FALSE);}// 中断4dwPhyIntr0 = (LOGINTR_BASE_PIOB + 20);m_hevInterrupt4 = CreateEvent(NULL,FALSE,FALSE,NULL); if (!KernelIoControl(IOCTL_HAL_REQUEST_SYSINTR, &dwPhyIntr0, sizeof(DWORD), &g_dwSysIntrToIrq4, sizeof(DWORD), NULL)) { RETAILMSG(1, (TEXT("ERROR: Failed to request the SDCARD detect sysintr/r/n"))); g_dwSysIntrToIrq4 = SYSINTR_UNDEFINED; return FALSE; } if (!InterruptInitialize(g_dwSysIntrToIrq4, m_hevInterrupt4, 0, 0)){RETAILMSG(1 ,(TEXT("ERROR:Cannot initialize the SDCARD detect interrupt ! /r/n"))); }gintThread4 = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE) Int4_Thread, NULL, 0, NULL);if ( gintThread4 == NULL ) { RETAILMSG(1, (TEXT("Fatal Error! Failed to create MMC card detect thread./r/n"))); return (FALSE);}// 中断5dwPhyIntr0 = (LOGINTR_BASE_PIOB + 21);m_hevInterrupt5 = CreateEvent(NULL,FALSE,FALSE,NULL); if (!KernelIoControl(IOCTL_HAL_REQUEST_SYSINTR, &dwPhyIntr0, sizeof(DWORD), &g_dwSysIntrToIrq5, sizeof(DWORD), NULL)) { RETAILMSG(1, (TEXT("ERROR: Failed to request the SDCARD detect sysintr/r/n"))); g_dwSysIntrToIrq5 = SYSINTR_UNDEFINED; return FALSE; } if (!InterruptInitialize(g_dwSysIntrToIrq5, m_hevInterrupt5, 0, 0)){RETAILMSG(1 ,(TEXT("ERROR:Cannot initialize the SDCARD detect interrupt ! /r/n"))); }gintThread5 = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE) Int5_Thread, NULL, 0, NULL);if ( gintThread5== NULL ) { RETAILMSG(1, (TEXT("Fatal Error! Failed to create MMC card detect thread./r/n"))); return (FALSE);}RETAILMSG(1,(TEXT("-KEY_Init/r/n"))); return(TRUE);}BOOL KEY_Deinit(LPCTSTR hDeviceContext){CloseHandle(m_hMute);CloseHandle(m_hevInterrupt0); CloseHandle(gintThread0);CloseHandle(m_hevInterrupt1); CloseHandle(gintThread1); return TRUE;} DWORD KEY_Open(LPCTSTR hDeviceContext,DWORD AccessCode,DWORD ShareMode){return (DWORD)hDeviceContext;} DWORD KEY_Close(LPCTSTR pOpenContext){return TRUE;} DWORD KEY_Write(LPCTSTR pOpenContext,LPCVOID pBuffer,DWORD Count){return -1;}DWORD KEY_Read(LPCTSTR pOpenContext,LPCVOID pBuffer,DWORD Count){return -1;}BOOL KEY_IOControl(LPCTSTR pOpenContext,DWORD dwCode,PBYTE pBufIn,DWORD dwLenIn,PBYTE pBufOut,DWORD dwLenOut,DWORD pdwActualOut){return 0;}DWORD KEY_Seek(LPCTSTR pOpenContext,LPCVOID pBuffer,DWORD Count){ return -1;}

3.sources文件

RELEASETYPE=PLATFORM
TARGETNAME=MATRIXKEY
TARGETTYPE=DYNLINK
DLLENTRY=DllMain

SOURCES= /
    matrixkey.cpp   /

TARGETLIBS= /
    $(_COMMONSDKROOT)/lib/$(_CPUINDPATH)/coredll.lib /

SOURCELIBS= /
 $(_TARGETPLATROOT)/lib/$(_CPUDEPPATH)/gpio.lib /

INCLUDES= $(_TARGETPLATROOT)/SRC/inc;$(_COMMONOAKROOT)/inc;$(INCLUDES)

4.注册表

[HKEY_LOCAL_MACHINE/Drivers/BuiltIn/matrixkey]
    "Prefix"="KEY"
    "Index"=dword:1
    "Dll"="MATRIXKEY.dll"
    "Order"=dword:12

5.platform.bib文件加入：

IF BSP_MATRIX
MATRIXKEY.dll   $(_FLATRELEASEDIR)/MATRIXKEY.dll  NK  SHK
ENDIF BSP_MATRIX

6.platform.reg文件加入

; -----------------------------------------------------------------------------
IF BSP_MATRIX
#include "$(_TARGETPLATROOT)/SRC/DRIVERS/MATRIXKEY/MATRIXKEY.reg"
ENDIF BSP_MATRIX
; -----------------------------------------------------------------------------

7注意：这里我做的按键是A-Z以及0-9共36个按键。

 

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Phone:[phone]

Email:[e-mail]
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