Low Power RF & Wireless Connectivity

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Low Power RF & Wireless Connectivity

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  • Forum Post: TI_BLE_Demo does not read acceleration, battery level or sound buzzer

    Mike Westerfield
    Questions: 1. What are the correct UUIDs for use with BLE 1.2.1? Did any change other than the battery service? 2. Where is the source code for CC2540_keyfob_SimleBLEPeripheral.hex? 3. Why doesn't the accelerometer, buzzer or battery work in the TI_BLE_Demo app for the iPhone 4s? Background...
    on Jul 20, 2012

  • Forum Post: CC2540DK MINI - Keyfob Data transfer

    Mathew JM
    Hello, Is it possible to use the CC2540DK Mini Keyfob board to read data serially from an external source and transmit it? Does the hardware support any external data reading? Essentially I need a simple system to read data from an embedded system (not PC) and transmit it via Bluetooth. Thanks...
    on Oct 10, 2011

  • Forum Post: Connector on the CC2540 MINI-DK keyfob board

    Abhishek Sharma89166
    Hi, I am unable to find out the ribbon cable and connector type that was supplied with the CC2540 MINI-DK and goes into the keyfob test and debug pins. What are they called and where can I buy them? Thanks a lot..
    on Dec 8, 2011

  • Forum Post: hex images to accompany the JavaSimplePeripheral application - CC2450

    Greg Sampson
    Can someone please direct me to the hex image files for the USB dongle and keyfob that work with the JavaSimplePeripheral ( http://processors.wiki.ti.com/index.php/Category:JavaSimplePeripheral) application? The readme file says: "Note, the USB dongle will need to have the network processor image...
    on Dec 28, 2011

  • Forum Post: Circuit Design Problem

    Xiaochuan WEI
    Hi , I want design a circuit depends on the USB dongle and Keyfob reference, in this design the space and power consumption are important. I saw that in the usb dongle design, it use one component instead of many resistors and capacitors in the Keyfob design for the antenna circuit, are these two...
    on Jan 19, 2012

  • Forum Post: How to send data from PC to Keyfob

    Martin Romero
    Hi everyone! I've got a problem, i need to send several bytes from PC to keyfob. Which is the best form to do it? More precisely i'm doing a simple protocol for the lost packets. So i need to communicate from the app of PC to the keyfob which packets are lost. Any help is welcome...
    on Jan 24, 2012

  • Forum Post: cc2540 multiple connections

    Flor
    Hi, I have seen that BLE v1.1 suports up to 3 slave conections. Can anybody point me where can I found information about that. In chapter 5.3 Bluetooth® Low Energy CC2540 Mini Development Kit User’s Guide I have seen how to assign the secondary address and this is what I am getting from...
    on Jan 25, 2012

  • Forum Post: Re: Using Sniffer with CC2540. Getting popup "Not able to start the sniffer. Try to upgrade the USB Firmware"...

    Sam Hamie
    Hi Nick, Before i try this, you said earlier that i have to flash the USB with the slave peripheral file from the "SimpleBLEOeripheral.eww" ! Is that mean not "CC2540USB slave" from the hotTestRelease.eww file? The reason I'm asking is because when i tried to load the...
    on Feb 3, 2012

  • Forum Post: Using the CC2540 USB Dongle (master) and two key fob (slave)

    Sam Hamie
    hello guys, Can we make the USB dongle (master) connect to two key fobs (slave)? if so, how can we do so? I appreciate the help in advance. Thanks, Sam
    on Feb 3, 2012

  • Forum Post: Re: cc2540 accelerometer

    Radu Iorgulescu
    On the subject of the accelerometer found in the keyfob of the CC2540 Mini DK (BLE stack 1.2) I am able to read the Characteristic Value Handle for the UUIDs: ACCEL_ENABLER_UUID 0xFFA1 (0x0033) and ACCEL_RANGE_UUID 0xFFA2 (0x0033) unfortunately, when I try to discover the handles for ACCEL_X_UUID...
    on Mar 14, 2012

  • Forum Post: Re: Device name is empty!

    Peng Jeff
    I connect BTool to the CC2540 Keyfob and Read Using Charactersitic UUID: 00:2A, return status is Success, but result is empty. following is detail logs: ------------------------------------------------------------------------------------------------------------------------ [27] : <Tx> - 09...
    on Mar 22, 2012

  • Forum Post: Device name is empty!

    Peng Jeff
    Hello, In the new BLE stack v1.2 sample applications, the Device Name of Generic Access Service is Empty. I tried the Keyfobdemo App and SimpleBLEPeripheral App, both device name is empty. Something wrong?
    on Mar 16, 2012

  • Forum Post: RE: Trouble using CC2540 & BTool with "BLE-CC254x-1.2"

    Oscar
    Hi kazola, thanks for your reply, what I did is : Test 1 : I download the last version of TI BLE Stack (1.2), and BTool software from TI website I flash the USB dongle using CC Debugger with hex file "CC2540_USBdongle_HostTestRelease_All.hex" I flash the Keyfob module using CC Debugger...
    on Apr 23, 2012

  • Forum Post: RE: Trouble using CC2540 & BTool with "BLE-CC254x-1.2"

    Oscar
    I think that there is a problem with the BLE stack 1.2, I redid tests described above...same problem ! Heeeeelp !!
    on Apr 23, 2012

  • Forum Post: Enable notifications in code?

    Albert Skog
    In the keyfob demo I can enable the accelerometer notifications by writing to the appropriate handles from BTool. What is the correct way to do this directly on the keyfob if I want to enable the notifications by, say, pressing one of the buttons?
    on Jun 12, 2012

  • Forum Post: CC Debugger internal circuitry? Interfering with circuit

    Miles Guidon
    I have a physical UART HCI interface between a CC2540 and a PIC microcontroller. When I run everything with the CC Debugger disconnected, my responses over the UART are choppy and inconsistent. When I connect the CC Debugger to the debug pinout and run again, my UART responses are perfect! I am wondering...
    on Jun 24, 2012

  • Forum Post: iPhone 4S Sample Project - Connects and interacts with the CC2540 keyfob

    Joakim Lindh
    Hi all, We have a new sample project, IPhone4SBLEDemo, which can connect and interact with our CC2540 keyfob. This is an iOS project and source code can be downloaded from the Texas Instruments Wiki; http://processors.wiki.ti.com/index.php/Category:IPhone4SBLEDemo The Application interacts with...
    on Nov 2, 2011

  • Forum Post: CC2540 DK Mini Heart Rate Measurement Collector using BTool

    Fatih
    Dear fellow engineers, I have the TI BLE heartrate sample application keyfob .hex file loaded and am trying to use BTool to read heart rate measurement data from the USB Dongle. The devices discover and link fine but I am not receiving the heart rate measurement bursts. Aside from discovery/establishing...
    on Jan 9, 2012

  • Forum Post: The order of notifications received by CC2540 USB Dongle

    Peng Jeff
    Hello, I am sending 660Bytes per 200ms from CC2540 keyfob using a 10ms connection interval and 20 user data bytes sent in GATT notifications. 4 notifications are sent every 7ms, based on an OSAL timer. When sending the notifications, a check is made to see if a buffer is available. When I monitor...
    on Aug 21, 2012

  • Forum Post: Keyfob configurable as "Network processor"?

    Andy van Tol
    Has anyone successfully configured the 2540 MiniDK keyfob as a "network processor", using HCI via a physical (not virtual) UART? If so, can you post the specific steps? Thanks...
    on Sep 21, 2011

  • Forum Post: CC2540 Keyfob - UART accessible?

    nopermanentidentity
    Hello, I'm now waiting for my CC2540 to arrive and wanted to ask wether UART0 is accessible on one of the debug headers? Thank you and cheers
    on Sep 6, 2012

  • Forum Post: CC2540 Mini-DK USB dongle not showing up in windows

    Zach Smithsn
    I am having issue with the USB dongle when trying to run Btool. I am never able to get windows to see it, not just to get the driver installed correctly, it just ever does anything when I plug it in. There is a green light that comes on when I plug it into my USB port and when I press one of the button...
    on Feb 13, 2013

  • Forum Post: CC2540 Dongle Reference Design + Peripheral Sample Code Doesn't Work

    joel brinton
    Hi TI, I designed a custom PCB with a CC2540, MOSFET switch and Accelerometer. The RF section is exactly per the USB Dongle Reference Design (even the layout). Now on the TI key fob I tried every single BT peripheral sample project that TI provides and it works fine (discoverable with BTool). None...
    on Dec 7, 2011

  • Forum Post: SimpleBLECentral on the CC2540 Keyfob

    Albert Skog
    Hi! So I am trying to get the SimpleBLECentral example from the 1.2.1 stack going on the keyfob from the mini dev kit. So far I have: -set HAL_LCD to FALSE in the preprocessor settings and -in simpleBLECentral.c , simpleBLECentral_HandleKeys I changed the key assignment so that discovery is started...
    on Jun 8, 2012

  • Forum Post: Always Visible Key Fob

    Vincenzo Dentamaro
    Hello everyone. I am new to this comunity and I need some help with the CC2540DK-MINI kit I bought. Unfortunately (for me) I came from C# and Java programming language, but I will try to learn quickly C language. I need to develop a firmware that when a button is pressed it becames visible (discoverable...
    on Mar 5, 2013
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