windowcedevelopmentenvironmen(文件)
【正文】 – OEMClockFreq ? Reports current platform operating clock frequency ITE Property amp。 Confidential 27 Integrated Technology Express,Inc. 2020/6/21 TCP/IP PPP USER GDI Object stores Kernel IrDA Device Drivers Stream, Native, NDIS, USB Subsets of: Win32 API, ActiveX, TAPI, HTML, Visual Basic, Java, MFC OAL and power management Shell Services Remote connectivity Applications Shell Inter Explorer Windows CE Architecture ITE Property amp。 Confidential 30 Integrated Technology Express,Inc. 2020/6/21 BuiltIn Device Drivers ?Model Device Driver (MDD) ?Platform Dependent Driver (PDD) ?Device Driver Service Interface (DDSI) ?Designed to streamline development for mon device classes ?Statically linked into one DLL ITE Property amp。 Confidential 34 Integrated Technology Express,Inc. 2020/6/21 ?BuiltIn – Display – Keyboard – Touch – Audio – Serial – Infrared Sample List of Device Drivers ?Installable – External serial devices – PC Cards ITE Property amp。 Confidential 38 Integrated Technology Express,Inc. 2020/6/21 Questions? Integrated Technology Express, Inc. Albert Lee Email: or 。 Confidential 36 Integrated Technology Express,Inc. 2020/6/21 ?Stream Interface xxx_Init xxx_Deinit xxx_PowerUp xxx_PowerDown xxx_Open xxx_Close xxx_Read xxx_Write xxx_Seek xxx_IOControl Stream I/O Functions ?Called By Device Manager Device Manager Device Manager Device Manager Win32 function:CreateFile Win32 function:CloseHandle Win32 function:ReadFile Win32 function:WriteFile Win32 function:SetFilePointer Win32 function:DeviceloControl ITE Property amp。 Confidential 32 Integrated Technology Express,Inc. 2020/6/21 GWE NLedDrv Battery Display TouchP KeyBd MDD PDD Linked BuiltIn Drivers Printer Monolithic ITE Property amp。 Confidential 29 Integrated Technology Express,Inc. 2020/6/21 Windows174。 Confidential 25 Integrated Technology Express,Inc. 2020/6/21 ?For IHVs and OEMs creating addin cards and installable drivers ?Expansion of Windows CE platforms done in two ways – Plug a serial device into the serial port. – Plug in a PC Card – Drivers supplied by ISVs (installable deivers) ?Serial device applications use the Win32 serial interface The Windows CE DDK ITE Property amp。 Confidential 21 Integrated Technology Express,Inc. 2020/6/21 ? Implement ISR management f
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