Search by Tags

WEC T20 / T30 BSP Release


The following table contains known issues, scheduled bug fixes, and feature improvements for the Tegra Windows CE BSPs and images.

Any schedules are not guaranteed, but reflect the current planning. The planning could be shifted due to priority changes.
Issues which are scheduled for a specific version (e.g. V1.3beta1) will be integrated in the mentioned version of the BSP.

We will update this table continuously in order to always provide the latest state of our development plan.

Odd beta versions, as 1.0b1 or 1.3b3, are internal releases only for testing. They are omitted from the table.

View All Submitted (open) Released (closed)
Clear Filter
Issue #StatusSubjectModuleSubsystemWinCE OS

2.4 (Release date: 2022-01-03)
- WinCE 6 Updates: Installed until 2018M03
- WinCE 7 Updates: Installed until 2021M03
- WinCE 8 Updates: Installed until 2021M09
WC-2828Known IssueOpening / Closing COM ports many times can lead to inability to Open COM portApalis T30, Colibri T20, Colibri T30UARTCE6, WEC7, WEC2013

Description: When Opening / Closing multiple serial ports many times it can happen that only one COM port can be opened at once.
This problems only happens on T20 as we have GPIO emulated DCD and DSR lines on COM1 by default. But it could also happen on T30 if configured so.

WC-2812Feature RequestEnable Pullups on SD card pinsColibri T20SDIO/SD/MMCCE6, WEC7, WEC2013

Description: SD card is not detected on Iris V2.0

Workaround: Enable internal pullup resistors for SODIMM 192(DAT0), 49(DAT1), 51(DAT2), 53(DAT3), 190(CMD). This can be done by adding the following string to the bootloader configuration gpio.bootconf: "[colibripin_100] altfn=-1 dir=out lvl=1 [colibripin_49] pull=up"

Not Planned
WC-2238Feature RequestRemove sysgen_appdebugColibri T20, Colibri T30, Apalis T30WinCE FeatureWEC2013

Description: Reduce image size by removing sysgen_appdebug. The debug feature will still be available as we manually add a dedicated set of DLLs.

WC-2168Feature RequestBCT Memory Optimisation Phase 2Apalis T30Bootloader, RAM

Description: Currently DDR3L RAM is running at a fixed 800MHz frequency. Further optimisations to allow for automatic frequency switching in order to save power and decrease dissipated heat are required.

Workaround: You may use the previous fixed 533MHz BCT still shipping in our latest BSP demo image packages as well (see apalis-t30_bin/apalis_t30_12MHz_MT41K512M8RH-125_533MHz.bct).

WC-2134Known IssueApalis T30: Host not working on USB OTG Connector on Ixora and Evaluation BoardApalis T30USBWEC7, WEC2013

Description: When using an Apalis T30 on Ixora the host is not working on the USB OTG (X9) also when manually switching the settings in the registry.

Workaround: Manually toggle the USBO1_EN (GPIO T5 / 157, MXM274)

WC-2122Feature RequestNegative DispOnDelays not fully supported in the BootloaderColibri T20, Colibri T30, Apalis T30BootloaderCE6, WEC7

Description: Negative DispOnDelay values are not supported in the bootloader. Negative DispOnDelay is used to toggle DISP_GPIO before LCD signals are switched on.

WC-2120Feature RequestAdd support for SDIO instance configuration for T30Colibri T30, Apalis T30SDIO/SD/MMCCE6, WEC7

Description: There is no support to configure multiple SDIO instances as for the Colibri T20. If different pin setups are used by customer this needs to be added.

WC-2099Known IssueModule does not boot when not using default debug serial port on T30Colibri T30BootloaderCE6, WEC7

Description: On the Apalis or Colibri T30 when using an other debug (ser.port) output then the default one (Port 1) the system does not boot.

Workaround: This issue can be fixed by disabling the serial port you set in the bootloader ser.port bootloader configuration (see

WC-2097Feature RequestHigh CPU Load after booting on T30 ModulesColibri T30, Apalis T30KernelWEC7

Description: After Windows Embedded Compact 7 booted the CPU is 100% loaded for around 10 seconds. This behavior is normal. It's caused by the kernel cleaning dirty pages in a idle priority background thread.

WC-2094Feature RequestBring up SATA interface on Apalis T30Apalis T30SATACE6, WEC7

Description: SATA is currently not supported for Apalis T30 modules.

WC-2087Known IssueAudio does not work after suspend/resuming during audio playbackColibri T20, Colibri T30Analog Audio, Digital Audio, Power ManagementCE6, WEC7

Description: If the module gets suspended during playing audio, audio will not work fully work after resuming.

Workaround: Stop audio playback before suspending.

WC-2085Feature RequestSome GPIO input pins used in drivers don't work on T30Colibri T30, Apalis T30SDIO/SD/MMCWEC7

Description: Some GPIO input pins used in device drivers don't work on T30. This was seen only if custom pin settings like a customer define SDIO card detect pin.

WC-2081Known IssueSerial Port loads CPU 100% when CTS Signal is floatingColibri T20UARTWEC7

Description: A floating/toggeling CTS signal can cause the serial driver to load 100% of the CPU, even if no handshaking is enabled.

Workaround: Set registry key Numberoflines to 2. Registry key is documented here: . This was introduced with image 2.1b2.

WC-2054Known IssueUART Transmit Data Loss at Baud Rates below 1000bpsColibri T20, Colibri T30, Apalis T30UARTCE5, CE6, WEC7, WEC2013

Description: The default timeout for write operations to a COM port is (10ms * numberOfBytes + 100ms). At baud rates below 1000bps this might not be sufficient, causing a premature abort of the transfer.

Workaround: Define a different timeout by calling the SetCommTimeouts() function.

WC-2053Feature RequestSysAdmin is not supported in WEC2013Colibri T30, Apalis T30WinCE FeatureWEC2013

Description: SysAdmin (and also RemoteAdmin) isn't supported on WEC2013. It's currently not planned to support them. You can contact us if you plan to use this feature.

WC-2048Feature RequestWEC2013: Explorer Shell Does Not Load When Taskbar-Autohide is ActiveColibri T30, Apalis T30WinCE FeatureWEC2013

Description: On WEC2013, the taskbar auto hide feature must not be used. If it is activated, the Explorer shell (desktop) is not loaded at all.

WC-2044Feature RequestRemote Admin webinterface not supported on WEC2013Colibri T30, Apalis T30WinCE FeatureWEC2013

Description: Officially Microsoft does not support the webinterface (Remoteadmin) since CE 7. Migrate the interface to WEC2013 in order to provide an easy way to administrate users and remote file access.

WC-2024Known IssueVideo: Playing Video in a loop does not work on T30Colibri T20, Colibri T30, Apalis T30Video CodecsWEC7, WEC2013

Description: Video does not play in loop on the Colibri/Apalis T30.

Workaround: Restart the video player or patch the player not to seek (SetPositions) but do stop and play.

WC-2003Feature RequestSD Card: Add support for drive strength registry settingsColibri T20, Colibri T30, Apalis T30SDIO/SD/MMCWEC7, WEC2013

Description: Support Registry Settings for Drive Strength on the SD Card interface.

Workaround: Modify the HW registers directly. e.g have a look at the Tegra 2 TRM chapter 11.1.7 e.g for DATA one you would modify register 0x700008f4

WC-1981Known IssueNvidia Jpeg Encoder/Decoder DataAbortColibri T20, Colibri T30, Apalis T30Graphics, Video CodecsCE6, WEC7

Description: If JPEG encoding and decoding is done in hardware a data-abort can occur.

Workaround: Disable hardware JPEG encoder/decoder. SW encoding is the default setting in actual images. No action required.

WC-1958Known IssueArtifacts on streamed videosColibri T20, Colibri T30, Apalis T30Ethernet, Video CodecsCE6, WEC7, WEC2013

Description: Vidoes that are streamed are sometimes not decoded correctly: Artifacts are shown or some parts of the pictures are missing.

WC-1954Feature RequestIf splash screen is disabled not all Display Controllers are activatedColibri T20, Colibri T30, Apalis T30Bootloader, GraphicsCE6, WEC7

Description: With disabled splash screen, not all display controllers are activated, also they are correctly set up in the registry.

Workaround: Use a black splashscreen instead of disabling the splashscreen at all. You can download the black splashscreen here:

WC-1945Feature RequestControlling backligth from applicationColibri T20, Colibri T30, Apalis T30Graphics, LVDSCE6, WEC7

Description: Backlight enabling / disabling is not fully supported as described for the PXA modules: When back light gets disabled the whole display drivers is disabled. This is a potential issue for some customer hardware (i.e. flickering screen when re enabling the backlight).

WC-1940Feature RequestAdd Support for USB Host Registry Setting "PhysicalPageSize"Colibri T20, Colibri T30, Apalis T30USBCE6, WEC7

Description: The "PhysicalPageSize" registry setting for USB Hosts is not supported for Tegra module family.

WC-1928Feature RequestWinCE 7 does not support dynamic core shut-down to save powerColibri T20, Colibri T30, Apalis T30CPUWEC7

Description: At the moment single CPUs can not be shot down to save power.

Workaround: Use Dynamic Frequency Switching to throttle down CPU frequency. This is enabled by default. (See also: Cores can also be disabled statically in the bootloader (pex.mpenable=0).

WC-1915Known IssueUSB OTG cable detect supports only default polarity on SODIMM pin 137Colibri T20, Colibri T30, Apalis T30USBCE6, WEC7

Description: The USB OTG registry setting CableDetectPol changes the cable detect polarity (see ). On default SODIMM pin 137 only the default polarity is supported.

Workaround: Use manual switching:

WC-1898Feature RequestAdd Debug Message Software BufferColibri T20, Colibri T30, Apalis T30Bootloader, KernelCE6, WEC7

Description: If there is no serial port available customers can not log any debug messages. On the PXA family debug messages can be written into a buffer which can also be checked after a reboot. This feature is not available on the Tegra modules yet.

WC-1881Known IssueMemory Division Setting in Registry doesn't work in some casesColibri T20, Colibri T30, Apalis T30KernelCE6, WEC7

Description: The StorageMemory setting in the registry doesn't work.

WC-1856Known IssueNetwork not Accessible While a USB Connection to a Host is ActiveColibri T20, Colibri T30, Apalis T30Ethernet, USBCE6, WEC7

Description: While the Windows CE device's USB client port is connected to a host (e.g. for debugging), the network connection is not accessible. Reason: The USB client connection creates a virtual COM port COM0 and an additional network connection through COM0. The Windows CE device's network traffic is then routed to COM0 by default.

Workaround: Use the Windows CE command line to change the routing table: 1. route print com0 Look at the COM0: row in the interface list, and remember the number shown in the first column . 2. route delete IF Where i is the number taken from step 1. Repeat these steps each time you disconnect and re-connect the USB cable.

WC-1846Feature RequestWhen USBHCI3 loads first then all USB Hosts are not workingColibri T30USBWEC7

Description: When loading USBHCI3 first by purpose or also just by side effects like adding some additional registry keys, USB Hosts are not working at all.

Workaround: Fix the bootorder by setting [HKEY_LOCAL_MACHINE\Drivers\BuiltIn\USBEHCI3] Order=33. This should fix the issue.

WC-1814Known IssueT30 DVI output does not work on all monitorsColibri T30HDMIWEC7

Description: Some newer DVI displays seem to have compatibility issues with T30 modules regarding DDC.

WC-1811Feature RequestInconsistent usage of UART Settings Between Bootloader and WinCE Driver may cause problems.Colibri T20, Colibri T30, Apalis T30UARTCE6, WEC7

Description: If using non default UART Pin muxings in some certain settings it is possible that the UART does not work as multiple PINs with the same alternate function are defined. The reason is that the bootloader may use other pins than the WinCE image.

Workaround: Customers can manually set the duplicated functions to GPIO in their application using the GPIOLib. Or use the same pin muxing in the bootloader as well as in the image (ser.pinmux in the bootloader).

WC-1806Feature Requestplaysound Returns Immidiatly Also Sychronous Playback is UsedColibri T20Analog AudioCE6, WEC7

Description: When using playsound, the function returns immediately after the data has been written to the audio out buffer. This means if there is enough space in the buffer, the function copies the data and returns directly.

Workaround: No Workaround

WC-1803Known IssueSuspend/Resume Not Supported on Colibri and Apalis T30Colibri T30, Apalis T30Bootloader, KernelWEC7

Description: Suspend/Resume isn't supported yet on Colibri and Apalis T30.

WC-1802Feature RequestDifferent display settings in config block and CE Registry could lead to unexpected behaviorColibri T20, Colibri T30, Apalis T30LVDSCE6, WEC7

Description: When display configuration is not the same in bootloader and registry, this could lead to some strange behaviour during runtime (e.g. after resuming display driver from system idle).

Workaround: Always set display settings in bootloader and system registry.

WC-1776Known IssueDr. Watson Generates Delays on Each Exception, Even if DeactivatedColibri T20, Colibri T30, Apalis T30CE5, CE6, WEC7, WEC2013

Description: Additional delays in exception handling in OS image V2.0b4

Workaround: Build a custom OS image without Dr. Watson.

WC-1774Known IssueUART RX events are signaled only onceColibri T20, Colibri T30, Apalis T30UARTCE6, WEC7, WEC2013

Description: Currently the UART driver triggers RX events only once. If the event is not handled by the application and the data is not read, there will not be signaled any other RX event, also not if new data arrives on the device. Trigger a manual read data to reenable the RX events.

Workaround: Make sure you do not miss any RX event. If not possible, set a timeout after which you will manually trigger a manual read.

WC-1771Known Issue"Start Debugger Client" Does Not Start in WEC2013Colibri T30, Apalis T30WinCE FeatureWEC7, WEC2013

Description: "Start Debugger Client" Does Not Start in WEC2013

Workaround: Open a WinCe command line, type the two commands: start conmanclient3.exe cmaccept3.exe

WC-1760Known IssueT20 Hangs in when comming out of suspend at random timesColibri T20Power ManagementWEC7

Description: Tegra hangs in suspend at random times

Workaround: If you don't need ethernet, disable USBHCI2 which will disable it. Se also this developer website about how to disable drivers:

WC-1747Known IssueThreads with higher priority (<101) can freeze the deviceColibri T20, Colibri T30, Apalis T30WinCE FeatureWEC7, WEC2013

Description: If you are running a a thraed with high priority (above 101) this can freeze the device. The device will not be able to handle any other interrupt.

Workaround: Prevent forcing high priority threads to core 1. Do not use high priority threads (above prio 101) whenever possible.

WC-1745Known IssueHttpSendRequest() takes 30 seconds to returnColibri T30WinCE FeatureCE6

Description: HttpSendRequest() can take more than 30 seconds to return.

WC-1736Known IssueAudio Codec getting very hot on customer board.

Description: Audio codec can get hot on Colibri T20

WC-1734Known IssueOpenGL drawing artefacts in 16bpp modeColibri T20, Colibri T30, Apalis T30GraphicsCE6, WEC7, WEC2013

Description: OpenGL drawing artefacts in 16bpp mode

Workaround: Use 32bpp mode: set mainpanelbpp in the registry

WC-1732Known IssueSupport TV out: Composite PALColibri T20, Colibri T30, Apalis T30CE6, WEC7, WEC2013

Description: This feature isn't supported. Composite with NTSC works.

WC-1727Feature RequestAllow user to query ECC algorithmColibri T20CE6, WEC7

Description: Allow user application to query ECC algorithm which is currently used by the NAND flash.

Workaround: Read hardware regsiter 0x700080CC and check bit 0. I case it is set to 1, BCH16 is used, if it is 0 RS4 NAND ECC is used.

WC-1723Known IssueSupport TV out: Component output not testedColibri T20, Colibri T30, Apalis T30CE6, WEC7, WEC2013

Description: This feature isn't tested. Composite with NTSC works.

WC-1720Known IssueStarting and Stopping Camera Capture Graph might fail after multiple timesColibri T20, Colibri T30, Apalis T30Camera Parallel InterfaceCE6, WEC7, WEC2013

Description: After several start/stop cycles start fails

Workaround: If possible avoid starting/stopping the graphs.

WC-1715Known IssueT30: PS2 mouse port does not work reliableColibri T30PS/2WEC7, WEC2013

Description: Default PS2 mouse port does not work reliable. Some keys are lost, default keyboard port works.

WC-1708Known IssueVideo gets rotated in fullscreen modeColibri T30, Apalis T30CE6, WEC7, WEC2013

Description: If you have a roated screen, videos played in full screen mode are shown correctly. If you still want to get the videos rotated, set the registry key [HKEY_LOCAL_MACHINE\Software\NVIDIA Corporation\NVDSHOW] NV_VIDEO_RENDERER_FULLSCREEN_ORIENTATION to 90 or 270.

WC-1701Feature RequestBoot from SD CardColibri T20, Colibri T30, Apalis T30WinCE FeatureCE6, WEC7, WEC2013

Description: Allow booting from SD card

WC-1692Known IssueColibri T30 might freeze on boot due to a memory timings issue introduced by NVFlash V2.1 and V2.2Colibri T30CE6, WEC7, WEC2013

Description: Some Colibri T30 might sporadically hang or show random exceptions while booting. This is because of a memory timing incompatibility.

Workaround: Detailed description and workaround are available at:

WC-1688Feature RequestSupport UHS-I Mode for MMC1 interfaceApalis T30SDIO/SD/MMCCE6, WEC7, WEC2013

Description: Support UHS-I Mode for MMC1 interface

WC-1681Known IssueOnly English(United States) region can be usedColibri T20, Colibri T30, Apalis T30WinCE FeatureCE6, WEC7, WEC2013

Description: After adding additional locals through the Toradex .cab installer, still only the regional settings English(United States) can be used. Any other region setting prevents the system from booting correctly.

WC-1680Known IssueUser Credentials for WPA2 Enterprise WiFi connections are not persisted across rebootsColibri T20, Colibri T30, Apalis T30Wi-FiWEC7, WEC2013

Description: Issue was identified as problem with Microsoft code. As WEC7 and WEC2013 are in extended support ( ) this is not going to be fixed by Microsoft updates.

WC-1665Known IssueNetwork credentials don't get saved in CE6Colibri T20, Colibri T30EthernetCE6

Description: Network credentials cannot be saved in WinCe6 V2.2.

Workaround: Please consider to use SMBConnect with configurable parameters run it through Autorun, see the detailed explanation here :

WC-1651Known IssueT30 internal eMMC is not running at maximum speedColibri T30, Apalis T30FlashCE6, WEC7, WEC2013

Description: Internal eMMC was running at half the clock speed it could.

WC-1630Known IssueMultimedia Audio (MP3, Video) cannot be played on a USB speakerColibri T20, Colibri T30, Apalis T30Analog Audio, Digital AudioCE6, WEC7, WEC2013

Description: Multimedia Audio (MP3, Video) cannot be played on a USB audio device.

Workaround: The AudioRouter can be added to route Multimedia Audio to a USB speaker. Refer to the following community post for details:

WC-1621Known IssueMemory Leak When Connecting ActiveSync/WMDCColibri T20, Colibri T30, Apalis T30WinCE FeatureWEC7

Description: Minor memory leak when repeatedly connecting / disconnecting the USB cable between module and a PC.

Workaround: -

WC-1597Known IssueUSB Function Mass Storage Class issue with USB and SDCardColibri T20, Colibri T30, Apalis T30USB, WinCE FeatureCE6, WEC7, WEC2013

Description: Sharing USB memory device or SD Memory Device using the "Mass Storage Class" with an external PC does not work properly. The device is not shared after booting neither when insert remove the storage. The only thing that solves the issue is plug / unplug the USB function cable. Sharing the internal flash storage works fine.

Workaround: Remove [HKEY_LOCAL_MACHINE\Drivers\BuiltIn\USBFN\] "Order" key. This will force the USBFN driver to be loaded with the lowest order and gives the SDIO driver some more time to get loaded.

WC-1594Feature RequestSupport LCD DE ModeColibri T20, Colibri T30, Apalis T30RGBCE6, WEC7, WEC2013

Description: Some displays running in DE mode need LCD_HSYNC and LCD_VSYNC to be low all the time. Setting VSW=0, HSW=0, HSP=0, VSP=0 is not enough on T20 / T30.

Workaround: Set pins HSYNC and VSYNC to GPIO output low.

WC-1589Known IssueUART parity is not reported when using UART DMA settings (default)Colibri T20UARTCE5, CE6, WEC7, WEC2013

Description: When using UART DMA, the parity check is ignored on UART Rx data.

Workaround: Use PIO mode instead of DMA in the registry. Set DmaSetting=0

WC-1579Feature RequestStore registry redundantlyColibri T20, Colibri T30, Apalis T30CE6, WEC7, WEC2013

Description: Maintain two copies of the registry in case registry is corrupted.

WC-1567Known IssueAutomatic USB Host/Client switching not supported on T30Colibri T30, Apalis T30WEC7, WEC2013

Description: USB OTG is not implemented on the Colibri and Apalis T30 modules.

Workaround: Use manual switching:

WC-1566Known IssueUSB Host/Client switch re-initializes all USB devices on all USB host portsColibri T20USB

Description: When dynamically switching is enabled and USB FN cable is removed, all USB devices are reloaded as well (e.g. Ethernet and USB HD disappear for a moment).

WC-1564Known IssueException in Thumb mode causes System Freeze on CE7Colibri T20, Colibri T30, Apalis T30WEC7

Description: The CE7 exception handler seems to have a problem if the exception happens in thumb mode (instead of the normal arm32 mode). This also happens if not explicitly using Thumb mode. This is an issue if the exception handling is triggered by any uninitialized function pointer with an odd value.

Workaround: None. This is a Microsoft code issue. Microsoft is aware of it but currently doesn't plan to fix it.

WC-1560Feature RequestDrag and Drop of files doesn't work on WEC2013Colibri T20, Colibri T30, Apalis T30WinCE FeatureWEC2013

Description: Drag and Drop of files doesn't work in the explorer/desktop on WEC2013.

WC-1558Known IssueCeGetVolumeInfo does not report flag CE_VOLUME_TRANSACTION_SAFE for FAT32Colibri T20, Colibri T30, Apalis T30WinCE FeatureWEC7, WEC2013

Description: Function CeGetVolumeInfo does not report flag CE_VOLUME_TRANSACTION_SAFE for FAT32 formated disk. This is an issue in the Microsoft part.

WC-1549Feature RequestFailsafe: Recovery ImageColibri T20, Colibri T30, Apalis T30WinCE FeatureCE6, WEC7, WEC2013

Description: Load a special fail-safe recovery image if the main image is damaged

WC-1548Known IssueMake USB Host Power Enable pins configurable by PortApalis T30USBCE6, WEC7, WEC2013

Description: The USB Host power enable pins can only be configured on a global level for all host ports (se also here: ). This needs to be modified to allow having different enable pins for all ports. Also modify the default pin for the Apalis Modules.

Workaround: Modify the power enable pins manually with the GPIO Config Library or Tool.

WC-1525Known IssueTCP DHCP settings "Lease Expires" date is wrongColibri T20, Colibri T30, Apalis T30EthernetWEC7

Description: The "Lease Expires" date is always set to 1/1/1970 initially. This seems to be WEC7 related issue. This is not an issue on CE6.

Workaround: Do a ip renew (ipconfig /release, ipconfig /renew) to get a correct "Lease Expires" date. If you build your own Image, you can also use a legacy dhcp.dll that was in a release before November 2014, where this issue was not present.

WC-1514Feature RequestDisconnecting USB client causes laggingColibri T20, Colibri T30, Apalis T30USBWEC7

Description: Disconnecting the USB client connector causes the module to lag. This was observed when using USB as SERIAL_CLASS device.

WC-1512Feature RequestDebug Port COM3 on Colibri T20 does not workColibri T20UARTCE6, WEC7

Description: COM3 can not be used as debug output on Colibri T20. When using ser.port=3 and dbg.serial=1, you don't see any debug output.

Workaround: Detristate SODIMM 21 and 23 once the image got bootet, the debug output will work then.

WC-1497Known IssueIssues on video playback in a loopColibri T30, Apalis T30Video CodecsWEC2013

Description: Playing videos in a loop with the integrated video player does not work. Also the fullscreen mode is not supported.

Workaround: Instead of loop it, just stop it shortly before the end and then re-start it.

WC-1481Known IssueAuthentication enabled RTSP camera not supportedColibri T20, Colibri T30CE6, WEC7, WEC2013

Description: Authentication enabled RTSP camera not supported

WC-1449Known IssueMemory Leak in SDIO driverColibri T20, Colibri T30, Apalis T30SDIO/SD/MMCCE6, WEC7, WEC2013

Description: There is a memory leak in the SDIO driver. When inserting / removing SD Card some memory is not freed. This specially can be an issue for customers having SODIMM 45 floating (Card detect) and still have SD Card driver enabled.

Workaround: Customers not using SDIO interface should disable the driver in order enable a interrupt on the card detect pin.

WC-1432Known IssueSystem time runs slow if DST is not activated.Colibri T20, Colibri T30, Apalis T30WEC7, WEC2013

Description: When daylight saving option is unchecked from Date/Time properties then system time runs slow.

WC-1430Feature RequestAdded Interrupt Monitor FunctionalityColibri T20, Colibri T30, Apalis T30WinCE FeatureCE6, WEC7, WEC2013

Description: Useful to debug system freezes or interrupt problems

WC-1428Known IssueRemoteadmin interface does not ask for passwordColibri T20, Colibri T30, Apalis T30WinCE FeatureWEC7

Description: Web interface does not ask for password.

Workaround: If you are building your own BSP contact support and we will provide new DLL.

WC-1426Known IssueInitial few frames are blue when set MainPanelBpp(Frame buffer color depth) to 32Colibri T20, Colibri T30Camera Parallel Interface, Video CodecsWEC7

Description: When running Camerademo application or play videos, initial few frames will be blue if MainPanelBpp is set to 32 bit depth. NOTE: This behavior is normal, this is the overlay key color.

Workaround: Set BPP to 16 bits or change the overlay Key Color: [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MediaPlayer\Preferences] "VideoOverlayKeyColor"=dword:00000841

WC-1424Known IssueT20: Only one core after resumeColibri T20Power ManagementWEC7

Description: After a suspend / resume cycle only one core of the CPU gets resumed.

WC-1419Feature RequestSupport RegFlushKey also for RAM based hiveColibri T20, Colibri T30, Apalis T30WinCE FeatureCE6, WEC7, WEC2013

Description: Some tools do not save the registry any longer since 2.0 beta 1.

Workaround: Use the Update Tool to save the registry.

WC-1418Feature RequestSupport DMA Flow Control By GPIOColibri T20, Colibri T30DMACE5, CE6, WEC7, WEC2013

Description: Support DMA Flow Control By GPIO

WC-1416Known IssueSystem time does not behave correctly when DST is not activated and SoftRTC is disabledColibri T20, Colibri T30, Apalis T30RTCWEC7, WEC2013

Description: When DST is not active and SoftRTC is disabled (default on Tegra Modules is Enabled) the current date/time reported by the system is not precise and lags few minutes per hours during runtime. This is a bug in the MS code.

Workaround: If you have issues with DST not running correctly there are two ways to fix this. 1. Enable SoftRTC. 2. Go into registry under HKLM\Time Zones and select your timezone. There is a subkey "Dynamic DST" with entries for each year. To fix it create a new entry for year when you have issues and copy value from previous year.

WC-1955Feature RequestImplement power management on Txx platforms under WinCE (Suspend Mode)Colibri T20, Colibri T30, Apalis T30KernelCE6, WEC7, WEC2013

Description: Suspend / Resume is not supported on Colibri T20/T30 and Apalis T30.

Workaround: Completely power off device or try to reduce power consumption (disable backlight, ...).

WC-1831Feature RequestNo Desktop in WEC2013Colibri T30, Apalis T30KernelWEC2013

Description: A Windows CE like shell (desktop) should also be available for Windows Embedded Compact 2013

WC-1812Known IssueIncorrect initialisation of GPIO pinsColibri T20, Colibri T30, Apalis T30GPIOCE6, WEC7, WEC2013

Description: - No changes to BSP, only GPIO Config Tool. DO not publish anything on this ticket

WC-1792Feature RequestAdd USB CDC Class Driver to the ImageColibri T20, Colibri T30, Apalis T30USB

Description: Add USB CDC Class Driver to the Image

WC-1660Known IssueApalis T30 OS lockup and/or networking stops workingApalis T30Wi-FiWEC7

Description: The CPU tries to access unmapped memory location during boot

WC-1658Known IssueBootloader config param bitfields not matchingColibri T20, Colibri T30, Apalis T30CE6, WEC7, WEC2013

Description: Bootloader SS few config parameters would be corrupted.

WC-1636Known IssueUpdate DevPage Articles About T30 Thermal ThrottlingColibri T20, Colibri T30Temperature SensorCE6, WEC7, WEC2013

Description: Update the documentation about thermal behavior of T20 and T30 modules

WC-1635Feature RequestSupport new NAND Flash on [00221201] Colibri T20 512MB IT V1.2BColibri T20FlashCE6, WEC7, WEC2013

Description: Support new NAND Flash on [00221201] Colibri T20 512MB IT V1.2B

WC-1612Known IssueOver Temperature Throttling does not force RAM frequency lowerColibri T20, Colibri T30, Apalis T30Power Management, RAMCE6, WEC7, WEC2013

Description: A memory intensive application can cause the system to enter a thermal shutdown state as the RAM frequency will not be forced lower on high temperature limit (only CPU speed is forced lower)

WC-1453Known IssueNo video output from T30 on Viola using the RGB parallel interfaceColibri T30GraphicsCE6, WEC7, WEC2013

Description: A T30 module does not provide any display output when used with a Viola board and an EDT display.

Not Planned
47409Known IssueManual Dial Terminal is not available on WinCe 6 / 7Colibri T20, To be definedTo be defined, WEC7

Description: Manual Dial Terminal is not available in CE6 / CE7