//=======================================================================
// LED_Open - Called when driver opened
// Use dwAccess and dwShare flags to manage access rights
//
DWORD LED_Open(DWORD dwContext, DWORD dwAccess, DWORD dwShare){
PDRVCONTEXT pDrv = (PDRVCONTEXT)dwContext;
RETAILMSG(RETAIL_ON, (DTAG TEXT("LED_Open++ dwContext: %x\r\n"), dwContext));
// Verify that the context handle is valid
if(pDrv && (pDrv->dwSize != sizeof(DRVCONTEXT))){
return 0;
}
GPIOREG* pGPIORegs = (GPIOREG*)MapRegister(GPIO_BASE);
if (pGPIORegs)
{
pDrv->pGpioRegs = pGPIORegs;
}
else
{
return 0;
}
initPushButtons(pGPIORegs);
initSwitches(pGPIORegs);
// Count the number of opens
InterlockedIncrement((long *)&pDrv->nNumOpens);
RETAILMSG(RETAIL_ON, (TEXT("LED_Open-- \r\n")));
return (DWORD)pDrv;
}
void Hackerling_Shield::begin(uint8_t flags){
//Dependents:
//Serial
//io-expanders
mcp23017.begin(0);
mcp23008.begin(1);
initSwitches();
initButtons();
initBarGraph();
initAnalog();
speaker.begin();
// Buttons
// Bar Graph
// dip switch
if(!(flags & NO_LCD))
lcd.begin(16,2);
if(!(flags & NO_IR))
IR.begin();
}
