voltage regulator for LME49830?
can you recommend a voltage regulator for +/-95v 500ma for lme49830what happens if the voltage of the output stage exceeds the chip voltage?
View ArticleLM4F SSI clock rate not what expected
Hi,I'm using an LX4F230H5QR FIGA3 running at 50 MHz. Here is my clock init:ROM_SysCtlClockSet(SYSCTL_SYSDIV_4 | SYSCTL_USE_PLL | SYSCTL_XTAL_16MHZ | SYSCTL_OSC_MAIN);The device is configured as an SPI...
View ArticleInterrupt handling with mixed C and Assembly
I am writing C code as a separate module to be used by a bigger project written in assembly. Currently I have interrupts triggered in assembly which calls a function in C to do necessary tasks. But...
View ArticleWhy the setup converter just reach 100V?
Hi,Is there someone can help me find the reason why my 24vdc-150vdc converter just reach 100v.I calculate a 24V-150V 1.2A converter follow the datasheet of lm3488. The circuit configuration is same...
View Article74HC244
All - I have a few questions about the subject IC.I have been told that this IC can be damaged if there are logic inputs in the absence of Vcc. Is this correct?If so, are there subtle failures, for...
View Articlefailing installing ti-sdk-beagleboard-05.05.01.00 on Ubuntu 12.04
Hi, I am working on BeagleBoard xM for 3730. I have bought the board last week.I have installed VirtualBox 4.2.8 onto my Windows 7. I have installed Ubuntu 12.04 and have sharing enabled as well as...
View ArticleDifference between matrix-gui-e-1.3 and matrix-gui 2.0 for AM1808
hi,i have downloaded ti-sdk-am180x-evm-05.05.01.00-Linux-x86-Installti-sdk-am180x-evm-4.0.1.0-Linux-x86-Installboth i have installed both of them, but when i view those example codes especially matrix...
View ArticleADC10 TO ADC12 MSP430F449. HELP!
Hey there, i need someone to help me out PLEASE! the original board was the MSP430F1232 and I want to convert the code to the MSP430F449. I have done good job so far but I'm having a hard time using...
View ArticleLoading porogram with TMS320XDS100v3 emulator and TMX320-P28027
Hi all,I am working with a TMX320-P28027 olimex development board. other applications in the past. I have connected the TMS320XDS100v3 emulator. As I try to load I am getting the following...
View ArticleLMK03000C
We have designed a board with uses a LMH1983 from national and we use this as an input to the LMK03000We AC coupled the inputs and have a differential swing of 800 mV and a frequentie of 148.35 or...
View ArticleNaming Convention for BLE
I'm curious what the correct naming convention is for Bluetooth Low Energy. If you were developing a product using the CC2540/1, which would be the marketing terms used?Bluetooth Low EnergyBluetooth...
View ArticleDAC3482EVM question regarding HSMC data interface
Hi,I am looking at the DAC3482EVM for a solution to interface with an Altera development board via HSMC. On the DAC3482EVM webpage there is a reference to the schematic/layout/BOM files of the...
View ArticleProblems when adding DSP/BIOS v5.xx to my projects.
Hello,When I attempt to create a new project using CCS v5.3, in my Project templates and examples I only have:Empty PrIojectsBasic Examplesas templates and examples; what happened to IPC and I/O...
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Which DSP Eval board for USB2.0 data transmission?
This picture describes my parts I want to use for building a new data acquisition system. I am not sure which DSP eval board I could use for handling the data and transmit them to the PC. I think...
View ArticleMSP430F5529 + TMP103A
I'm trying to interface an MSP430F5529 with a TMP103A. I've downloaded and trying to use the usci_i2c.h/c drivers from MSP430ware and trying to communicate with the TMP103A, but so far no luck. Are...
View ArticleSingle DSP Core Memory Access Time Measure for L2SRAM, MSMCSRAM and DDR3 of 6678
Hi,I am using 6678 & sysbios 6.33.4.39.I measured the single DSP memory read time by putting the systemheap at L2SRAM or MSMCSRAM or DDR3 in the cfg filevar BIOS =...
View ArticleStrange Ping behaviour before proper Link made between EP and AP
I have a very simple End Point and Access Point setup, based on the 'Energy Harvest' TI test code from the eZ430-RF2500 evaluation setup.So, everything works fine. The EP joins the network by...
View ArticleADS1675 data output conversion formula
Hi All,ADS1675 24 bit word is signed and input voltage range is +-3V, inputs greater than 3V produce digita output of 7FFFFFh and less than -3V of 800000h.i'm wondering if the conversion formula for...
View ArticleDM8148 EMI - which I/O can be programmed for driver strength and slope?
In the process of productizing their DM8148 based design, my customer is seeing an excess EMI/EMC, especially TMDS video freq harmonics. To help them reduce EMI, which DM8148 I/O can be programmed with...
View ArticleCC2564 LE power levels?
Hi,How is the output power levels controlled by the CC2564 in LE mode?BrMarkus Wejrot
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