Stellaris® ARM® Microcontrollers

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Stellaris® ARM® Microcontrollers

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Related Posts

  • Forum Post: Re: Re:Use external SDRAM

    paulz
    Dave, This thread peaked my interest, as I'm trying to do a similar thing. It seems like C source level debugging should work, as long as the debugger supports software breakpoints. Can you elaborate? Chris, Any progress on your testing? -Paul
    on May 14, 2010

  • Forum Post: uDMA Problem with LM3s1625

    Locher
    Hello everybody, I'm trying to realise a memory - based uDMA transfer from the ADC_Squence_0 FIFO Register to an data array. The Problem is that as soon as I'm trying to read from the FIFO address, the udma cancel with an Error. If I change the sourceAdress of the DMA tranfer to a global...
    on May 15, 2010

  • Forum Post: Questions about RDK-BLDC Schematics

    LPH
    Hi there, I have tried to open the schematic drawings within "RDK-BLDC Board Design Package" using Portel with no success. Also, I have asked my friend to use OrCAD to open the drawings, but the results are the same. Does anyone know what tool I should use to open the schematic drawings...
    on May 18, 2010

  • Forum Post: Jtag Locking on LM3S1138

    LightEngineer
    I am up against a deadline and need to lock the jtag port for some sample units that need to ship today. I have read the datasheet and searched these forums and come up with the following code but it doesn't lock the jtag even after I reset the device as I read somewhere to do. Here is my code...
    on May 21, 2010

  • Forum Post: LM3S9B92 flash problem

    Marcel Jost
    Hi I'm using a LM3S9B92-IQC80-C1 chip on our own hardware. It's running well except the flash control. I cannot erase and write to the flash. Read with the debugger, all flash control register have the value 0x00020000. Is there any known problem with the flash control on this chip...
    on May 25, 2010

  • Forum Post: Basic Interrupts example on Cortex - M3 simulator in CCSv4

    Napoleaninlondon
    Hi, I am a "Hello World" kind of programmer in the area of Cortex M3 . I am trying to use Cortex-M3 simulator in CCS for programming the NVIC and I have few questions. Please bear my ignorance regarding the interrupt knowledge 1. Is it possible to port directly the gcc(Code sourcery)...
    on Jun 7, 2010

  • Forum Post: Erratic Pulse Counting Using General Purpose Timer

    Alan Neidig
    The Stellaris devices have general purpose timers with an edge count mode. I have an application where I need to count erratic incoming pulse (20KHz max frequency). The documentation is a little vague, so I have a few basic questions. 1. When in Input Edge-Count mode, can you read the current...
    on Jun 8, 2010

  • Forum Post: Wifi Support for Stellaris

    Alan Neidig
    I was looking into the LM3S9B92/96 for a multi-function wireless device. I wanted to ask you if Stellaris can run µC Linux or if there is any solution out there that can help us stablish a WiFi interface. For instance, ATMEL has a solution with H&D, I was wondering if there is something equivalent...
    on Jun 8, 2010

  • Forum Post: Removing External Circuitry if Hibernate Mode Not Needed

    Alan Neidig
    I am planning to use the LM3S2B93-IQC80-C1 in a new design. I am space constrained and do not need hibernate mode, so I would like to minimize the external circuitry. Per table 7-1 of the datasheet, I'm planning to implement the following: 1. Tie WAKE# low. 2. Make sure VBAT is a NC (no...
    on Jun 8, 2010

  • Forum Post: UART Receive Timeout

    urs
    Hi all I am using the Cortex-M3 LM3S8962 and I would like to get the UART over the Stellaris Peripheral Driver Library working properly (for now I am not using DMA). I am able to send and receive data without any problems, but I was wondering how do you manage the interrupts. There is a very useful...
    on Jun 15, 2010

  • Forum Post: How to compile code to live in separate execute-only / read-only 2KB Flash partitions?

    Nick Pelling
    Hi everyone, I've been programming the LM3S308 for a while, and it's all going well. I'd now like to configure gcc to compile my source such that the executable part of the binary can live in its own execute-only block of Flash while the data part of the binary lives in its own read-only...
    on Jun 22, 2010

  • Forum Post: Using SSI

    Trabaquini52367
    Hello, I want to make an application in which I can read a sensor and save the data at the memory card (SD card ), both using the SSI. I've programmed two pins for the chip select, GPIO Port B pin 2 and - GPIO Port G pin 0 ) . I try to read de value of a pin0 (Port G) and "fault interrupt"...
    on Jun 24, 2010

  • Forum Post: E2S and SPI

    KMJ
    I would like to know if it's possible to use the Serial-to-Ethernet kit to access a SPI device, in the same way it can provide remote access over ethernet to RS232 devices? I guess using com0com and com2tcp on the PC side, or is something else required? It seem doable, but it had been nice...
    on Jul 1, 2010

  • Forum Post: Stellaris LM3S9B90/9790 recalled?

    Steven54023
    Maybe I got wrong information, and hope you could correct me if it is not true. We are designing a product with Stellaris Cortex-M3, our distributors in China told us that TI called back all their Stellaris LM3S9B90/9790 in stock and will release them a new version processors in September, but they do...
    on Jul 26, 2010

  • Forum Post: IAR IDE crash on bootload

    tommessum
    I am using the IAR IDE together with a LM3S6965 Cortex M3 board. I am using the FTDI USB cable. I can compile and download a test program once to the target board, using the "download/download active application" menu command. However, when I recompile and try to download the program to the...
    on Jul 29, 2010

  • Forum Post: UART Interrupt API

    tommessum
    UART interrupt routine (Cortex M3 for the LM3S6965 evaluation Kit) Where can I find some information on how to use the Stellaris Peripheral Library API for setting up an UART interrupt buffered I/O set of routines? PS I am aware of the UARTSTDIO module. I just want to know how to use the standard Peripheral...
    on Jul 30, 2010

  • Forum Post: SYSCTL_NVMSTAT - Non-Volatile Memory Information

    ArkadyG
    Hello all, According to Stellaris\DriverLib flash driver code, there are some register named SYSCTL_NVMSTAT at 0x400FE1A0. Where can I find the description of this register's bits? I'm using LM3S3748. Thanks in advance
    on Aug 4, 2010

  • Forum Post: LM3S9B92 sleep mode

    darshana garach
    Hi, I am trying to program my LM3S9B92 kit to sleep mode. Can anyone please guide me on what function I can use for this? Can I find a library for available functions somewhere? Thanks
    on Aug 9, 2010

  • Forum Post: Re: Re:Linker problem

    darshana garach
    Hi, I am having similar errors with linking. I could successfully work with the built-in examples for lm3s9b92 IAR kit, but when I use the FreeRTOS demo, I get the following linker errors: Error[Li005]: no definition for "EthernetIntStatus" [referenced from C:\StellarisWare\boards...
    on Aug 10, 2010

  • Forum Post: pvInstance in StellaWare

    Thierry St-Pierre
    Hi, What is the purpose of the pvInstance entry in tDeviceInfo? What form does it take, with what kind of information? Some handler routines receive it as a parameter, but, so far, I did not see anything in the libraries or examples that actually use it. I am using StellaWare release 6075. Thanks
    on Aug 10, 2010

  • Forum Post: Recovering a "Locked" Device

    ArkadyG
    Hello all, I have "locked" OEM LM3S3748 based board with 10 pins JTAG connector on it. Working environment - IAR Embedded Workbench 5.4 with J-LINK. Is it any way to "unlock" this board using equipment above? Any suggestions? Thanks in advance.
    on Aug 11, 2010

  • Forum Post: Re: Some questions about Serial to Ethernet reference design kit

    Johnny Zhang
    Hi Eric, Does this solve? I also have the same trouble. Can you support S2E-CKIT PCB Sch.?
    on Aug 13, 2010

  • Forum Post: ethernet reception problems LM3S8962

    DSchlage
    Hello, I have a custom board with an LM3S8962 and a Pulse Jack J0011D21BNL ethernet jack. The circuit is mostly is based on the evaluation board without display, switches and headers and a few extra periphery. The software is based on the enet_lwip (lwip) sample of stellarisware. It has only a few...
    on Aug 17, 2010

  • Forum Post: Hibernation and processor's registries

    ArkadyG
    Hello, I'm confused about hibernation issue. I have an OEM LM3S3748 based board using backup battery. Should I perform any actions like store processor's registers before board going to hibernate mode (as result of external electricity outage, for example)? Or should I assume that such...
    on Aug 19, 2010

  • Forum Post: RDK-S2E Bootloader flash region size for IAR

    billven
    I have been working with the RDK-S2E bootloader and in the bl_link.icf file for IAR EWB I found this line: // // Define a region for the on-chip flash. // define region FLASH = mem:[from 0x00000000 to 0x0000ffff]; Since th e application start address is 0x1000 shouldn't it be: define region...
    on Aug 19, 2010
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