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  • Forum Post: eTech Days FAQs

    chris.
    What are eTech Days? eTech Days are combination community involvement, training (live and on-demand) and discussion. We want to encourage feedback and response, so we've tried to make it easy for you to respond and tell us how things are working out. This forum is the best place for that. Why is...
    on Aug 19, 2009

  • Forum Post: SwitcherPro Frequently Asked Questions Now Available

    janier
    Have a quick question about SwitcherPro? It may be answered in the new " Frequently Asked Questions " page. Questions such as "What is SwitcherPro?" to "Why Should I use SwitcherPro instead of SWIFT-SW or TPS40K-SW" are answered here. There is also a comparison chart of...
    on Nov 11, 2009

  • Forum Post: FAQ?

    Andy Neil
    Is there a FAQ for Stellaris somewhere? If not, may I suggest that one be started?!
    on Jul 17, 2010

  • Wiki Page: Default behaviour of TIMAC coordinator discovery

    Kjetil
    What is the default behaviour of the TIMAC when one has two coordinators on different PANs but with the same short address? If you are using the TIMAC and you have different coordinators on different PANs, then a device will not report both coordinators in the scan result. See the function macScanRxBeacon...
    on Nov 22, 2010

  • Wiki Page: Fixed vs Variable Packet Length Mode (CC1100,CC1101,CC1150,CC2500,CC2550)

    Kjetil
    Q: FAQ: Fixed vs Variable Packet Length Mode (CC1100,CC1101,CC1150,CC2500,CC2550) Using fixed or variable packet length when all packets have the same length. The advantage of using fixed packet length would be that the payload does not have to contain a length byte. That way packets can be one...
    on Nov 22, 2010

  • Wiki Page: Forcing a coordinator to establish a network (Z-Stack, ZigBee, TIMAC)

    Kjetil
    Q: FAQ: Forcing a coordinator to establish a network (Z-Stack, ZigBee, TIMAC) How to force a coordinator to establish network regardless of the channel condition By increasing MAX_SCAN_ENERGY the coordinator will be more tolerant towards interference when scanning the channels.
    on Nov 22, 2010

  • Wiki Page: Guidelines for sync word choices

    Kjetil
    Q: FAQ: Guidelines for sync word choices Guidelines for "optimum" sync word choices . There are better and worse choices of sync word. E.g. 0xFFFF or 0x0000 are not good sync words, neither are 0xAAAA nor 0x5555 because they are identical or similar to the preamble. The guideline...
    on Nov 22, 2010

  • Wiki Page: Indirect messaging (Z-Stack, TIMAC, ZigBee)

    Kjetil
    Q: FAQ: Indirect messaging (Z-Stack, TIMAC, ZigBee) Parent routers storing data for sleeping End Devices. Using indirect messaging between a Router and an associated End Device, the parent stores the packet for the sleeping end device for a duration based on the NIB attribute TransactionPersistenceTime...
    on Nov 22, 2010

  • Wiki Page: Information about ZigBee and the IEEE 802.15.4 standards

    Kjetil
    Q: FAQ: Information about ZigBee and the IEEE 802.15.4 standards The latest ZigBee spec can be downloaded from the ZigBee web site: http://www.zigbee.org/en/spec_download/download_request.asp The IEEE 802.15.4 standard, which defines the PHY and the MAC layer, is available for download at: http:/...
    on Nov 22, 2010

  • Wiki Page: Managed Scan (Z-Stack, ZigBee)

    Kjetil
    Q: FAQ: Managed Scan (Z-Stack, ZigBee) MANAGED_SCAN compile option explained . The MANAGED_SCAN compile option puts a time delay between each scan. If more than one channel is going to be scanned, the time delay is between each channel, and the MAC only gets one channel at a time to scan. The...
    on Nov 22, 2010

  • Wiki Page: Manchester encoding / decoding in synchronous serial mode.

    Kjetil
    Q: FAQ: Manchester encoding / decoding in synchronous serial mode. Manchester encoding/decoding can be enabled in synchronous serial mode, but the number of dummy bits needed to be sent at the end of a packet must be doubled. When using synchronous erial mode, the TX latency (the time from sampling...
    on Nov 22, 2010

  • Wiki Page: Manufacture ID Join Filter (Z-Stack, ZigBee)

    Kjetil
    Q: FAQ: Manufacture ID Join Filter (Z-Stack, ZigBee) Using the Manufacture ID to control/filter who joins a network . You cannot use the manufacturing ID during the joining process to control whom is allowed to join the network because the only way to get this information is to request the...
    on Nov 22, 2010

  • Wiki Page: Max Payload (Z-Stack, ZigBee)

    Kjetil
    Q: FAQ: Max Payload (Z-Stack, ZigBee) How to determine the maximum size of payload data when sending a message from the application. You can retrieve the maximum payload size by making a call to the application framework. For example the call would be MaxDataLength = afDataReqMTU( &mtu...
    on Nov 22, 2010

  • Wiki Page: MCU platforms supported by the TIMAC and ZigBee Z-StackTM software

    Kjetil
    Q: FAQ: MCU platforms supported by the TIMAC and ZigBee Z-StackTM software The recent releases of TIMAC (beginning with v1.0.1) supports TI MSP430, CC2430 and CC2431 (with 8051 MCU core) platforms. The recent releases of the Z-Stack (beginning with v1.4.0) supports Atmel AVR, CC2430 and CC2431 (with...
    on Nov 22, 2010

  • Wiki Page: Mobile Device (Z-Stack, ZigBee)

    Kjetil
    Q: FAQ: Mobile Device (Z-Stack, ZigBee) Z-stack support for mobile battery powered end device that will move around the network and potentially change its parents along the way. In ZigBee 2006, and correspondingly the Z-Stack 1.4.0 release, we added a feature that automatically triggers an...
    on Nov 22, 2010

  • Wiki Page: MSP430 TIMAC Code Size

    Kjetil
    Q: FAQ: MSP430 TIMAC Code Size Configuration Code Ram Non-Beacon Coordinator 13.2k 307 Non-Beacon Device 12.4k 315 Non-Beacon Coordinator + Device 14.7k 329
    on Nov 22, 2010

  • Wiki Page: Need for Access Point (AP) in a SimpliciTI network.

    Kjetil
    Q: FAQ: Need for Access Point (AP) in a SimpliciTI network. SimpliciTI supports multiple network topologies; star, peer-to-peer and combinations including repeaters. It is the network designer’s option to choose a topology that fits the application needs. It is important to remember that some...
    on Nov 22, 2010

  • Wiki Page: Network topologies supported by Z-Stack (ZigBee)

    Kjetil
    Q: FAQ: Network topologies supported by Z-Stack (ZigBee) Z-Stack currently supports star and mesh topology for non-beaconed networks.
    on Nov 22, 2010

  • Wiki Page: Data structures stored in NV_RAM (Z-Stack, ZigBee)

    Kjetil
    Q: FAQ: Data structures stored in NV_RAM (Z-Stack, ZigBee) NV or Non-Volatile RAM utilizes FLASH on the CC2430 to maintain persistent state in the case that a device loses power and needs to retain state upon being powered back up. The data saved include parameters like the PAN_ID, Channel, ...
    on Nov 22, 2010

  • Wiki Page: Over the Air Download (Z-Stack, ZigBee, TIMAC)

    Kjetil
    Q: FAQ: Over the Air Download (Z-Stack, ZigBee, TIMAC) Z-stack and TIMAC support for Over the Air download. Z-stack supports Over the Air firmware upgrade for CC2430 devices. The CC2430 needs external memory to support this. An own PC application for Over the Air Download (OAD) called Z-OAD is...
    on Nov 22, 2010

  • Wiki Page: PAN ID assignment (Z-Stack, ZigBee)

    Kjetil
    Q: FAQ: PAN ID assignment (Z-Stack, ZigBee) As long as each coordinator has a unique IEEE address, the PAN ID assignment will also be unique. The Z-stack is using the least two-significant bytes in the IEEE address to automatically assign the PAN ID (provided it is set to 0xFFFF in ZDApp.h).
    on Nov 22, 2010

  • Wiki Page: PCB Antenna for 2.4 GHz

    Kjetil
    Q: FAQ: PCB Antenna for 2.4 GHz Examples of PCB antennas are: Inverted F antenna that is used on CC2430DB. See Design Note DN007 . Meandered Inverted F is used on our CC2511 USB dongle reference design, see Application Note AN043 . Folded dipole antenna. See Application Note AN040 and...
    on Nov 22, 2010

  • Wiki Page: Polling at long intervals (Z-Stack, ZigBee)

    Kjetil
    Q: FAQ: Polling at long intervals (Z-Stack, ZigBee) Setting polling intervals longer than what is provided using the timer in 16 bit mode. If you would like to poll at a rate of more than the approximately 1/minute configuration using the 16 bit MAC timer, you can try one of two things. The...
    on Nov 22, 2010

  • Wiki Page: How to configure the IAR EW 8051 to generate a hex file for CC2530 using Z-Stack? (plus link for CC2430/CC2431)

    Kjetil
    Q: FAQ: How to configure the IAR EW 8051 to generate a hex file for CC2530 using Z-Stack? (plus link for CC2430/CC2431) by 543672 The following steps describe how to configure the IAR EW 8051 to generate a hex file for CC2530 when using the banked code model for the Z-Stack by using the Z-stack project...
    on Nov 22, 2010

  • Wiki Page: Permit Joining Association (Z-Stack, ZigBee)

    Kjetil
    Q: FAQ: Permit Joining Association (Z-Stack, ZigBee) Turning Permit Joining on / off and Beacon Request response when Permit Joining is turned off. The NLME_PermitJoiningRequest() API is provided as a hook into the network layer that allows the application to control whether or not a Router...
    on Nov 22, 2010
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