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The following illustration shows how the different serial driver components combine to form a serial driver.
.gif "ms894019.serial(en-us,MSDN.10).gif")
The following table shows the serial port driver sample code locations.
| Location | Description |
|---|---|
| %_WINCEROOT%\Public\Common\OAK\CSP\ARM\Intel\PXA27X\Serial | Serial port driver for the PXA27X. |
| %_WINCEROOT%\Public\Common\OAK\CSP\ARM\PXA25X\Serial | Serial port driver for the PXA25X. |
| %_WINCEROOT%\Public\Common\OAK\CSP\ARM\S3C2410X\Serial | Serial port driver for the S3C2410X. |
| %_WINCEROOT%\Public\Common\OAK\CSP\MIPS\AMD\AU1\Serial | Serial port driver for the AMD AU1. |
| %_WINCEROOT%\Public\Common\OAK\CSP\MIPS\NEC\VR4131\Serial | Serial port driver for the NEC VR4131. |
| %_WINCEROOT%\Public\Common\Oak\Drivers\Serial\2890_SER | USB function driver for Netchip NET2890 that exposes the serial interface. |
| %_WINCEROOT%\Public\Common\Oak\Drivers\Serial\COM16550 | Lower layer. |
| %_WINCEROOT%\Public\Common\Oak\Drivers\Serial\COM_CARD | Lower layer sample code to support the 16550 UART and PC Card–based serial ports. |
| %_WINCEROOT%\Public\Common\Oak\Drivers\Serial\COM_MDD2 | Upper layer that addresses transmission performance issues in the Windows CE .NET 4.2 and earlier serial port driver upper layer, but requires some modifications to existing lower layers. |
| %_WINCEROOT%\Public\Common\Oak\Drivers\Serial\ISR16550 | Sample installable ISR for the SER16550 serial library. |
| %_WINCEROOT%\Public\Common\Oak\Drivers\Serial\OO16550 | Serial driver PDD 16550 common code. |
| %_WINCEROOT%\Public\Common\Oak\Drivers\Serial\SER16550 | Library for supporting 16550-compatible UARTs is included. The lower layers use this. |
| %_WINCEROOT%\Public\Common\Oak\Drivers\Serial\SER_CARD | Lower layer sample code to support the 16550 UART and PC Card–based serial ports. |
| %_WINCEROOT%\Public\Common\Oak\Drivers\Serial\SER_CARD2 | Lower layer sample code to support the 16550 UART and PC Card–based serial ports. |
| %_WINCEROOT%\Public\Common\OAK\Drivers\Serial\Serpddcm | Serial driver PDD common code. |
| %_WINCEROOT%\Platform\Aspen\Drivers\Serial | Legacy lower layer. |
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