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TPS62742: Recommended chip with higher output current value
Part Number: TPS62742The basic requirements of the chip: low Iq, high efficiency at light load, maximum output current 0.4A, input voltage is 3V~5.5V, the highest possible duty cycle (100% best).The...
View ArticleTM4C123GH6PM: Hi Bob Crosby,I don't know why I canot reply to your answer In...
Part Number: TM4C123GH6PMnow I know that uart0 is a virtual port ,so I can use it to communicate with my PC,other uart module cannot communicate with PC by serial port .I am learnning about how to...
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CC3220SF-LAUNCHXL: Can't provision devices
Part Number: CC3220SF-LAUNCHXLHi, I have been trying all day to provision the CC3220sf Launchpad. The files that I have on the CC3220sf is shown below, I have the out of the box example project...
View ArticleCompiler: "offline" DSP profiler
Tool/software: TI C/C++ CompilerHello,Using TDA2xx.I was wondering if there exist an "offline" tool/utility that can give a (estimate) report of the number of cycle each function takes in the DSP code...
View ArticlePMP20637: UCD3138
Part Number: PMP20637Hello:It is a bit tricky to find a firmware associated with a design guide.I tried to look up one for PMP20637 high power HB LLC design guide using UCD3138 but just did not load up...
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TMS320F28335: TMS320F28335 ADC power
Part Number: TMS320F28335Dear TI team: There are two ADC power of 28335, 3.3V and 1.8V. How do I know which adcs are 3.3V and which are 1.8V? Thanks!
View ArticleTAS5756M: Programming to use 3-wires slave mode
Part Number: TAS5756MHi - I'm trying to use TAS5754 in slave mode, 3 wires (SCLK, DO, LS). My system sends the right I2S data, I've verifed it with another DAC, but it remains silent on the TAS5754,...
View ArticleIWR6843: IWR6843
Part Number: IWR6843Hi team,I wanted to work on a project using the IWR6843 and for this I have installed all necessary software which include mm wave studio and code composer studio. But I am not...
View ArticlePMP20637: UCD3138
Part Number: PMP20637I watched with great interest comparison video between Phase Shifted Full Bridge & FB-LLC --- done a while ago by someone at TILet us recast some conclusions in light of...
View ArticleConsulting some questions about amplifier
1.For bipolar amplifier, we consider the output impendance is resistive, it is not variable with frequency, is it true? But for CMOS or JFET amplifier,the output impendance is changed with...
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Ask questions about SAR ADC Driver
Hi,Below is an example about SAR ADC driver design,I want to know how to get this formula and why should the time constant (τ = RF×CF) be equal or less than {tAQ/[(N+1)*ln2]}?Thanks！
View ArticleCan FAST algorithm be used for triangular connected PMSM motors?
Almost all common motors are star-connected. But can FAST algorithm be used for triangular connected PMSM motors?
View ArticleTMS320F280049: SW migration guide
Part Number: TMS320F280049Hi Experts,Is there any migration guide from F28006x to F28004x?It would be greatly helpful for the SW development so that a customer could pay attention onto the necessary...
View ArticleLinux/BEAGLEBK: Configure aic3106 in devicetree fails, warning "using dummy...
Part Number: BEAGLEBKTool/software: LinuxWe use make a develop board, based on BeagleBone Black's hardware. We add a aic3106. We have problem on configure aic3106 node in devicetree.Our aic3106 node...
View ArticleRTOS/TMS320C6657: DSPBIOS handling heap and stack for multi core dsp
Part Number: TMS320C6657Tool/software: TI-RTOSWe are using the C6657 chip in our custom board. Our application written in C++ as to be run on both cores. each one of the cores is is running seperatly...
View ArticleCCS/DRV8312-C2-KIT: How to program rotational speed using CCS
Part Number: DRV8312-C2-KITTool/software: Code Composer StudioConstant rotation can be realized with InstaSPIN-BLDC, but how can the following rotation be realized.Switch the rpm every cycle without...
View ArticleDRV10983EVM: n closed - loop control, it is easy to jam.Drive current is too...
Part Number: DRV10983EVMIn case of failure, observe DRV10983 register 0x10, starting from 0x0f-> 0x1f, and register 0x1e changes from 0x00 to 0x04/0x02/0x01 according to different rotation speed...
View ArticleTINA/Spice/OPA656: Simulating OPA656 Frequency response and Transient Response
Part Number: OPA656Tool/software: TINA-TI or Spice ModelsHi allI'm designing a transimpedance amplifier with OPA656 op-amp for measuring current from a microchannel plate in a time-of-flight...
View ArticleRTOS/MSP432E401Y: Receive I2C signal on port even when debugger is halted
Part Number: MSP432E401YTool/software: TI-RTOSHello,I am working on MSP432#401Y Launchpad. I have loaded i2c example program which reads the temperature from on board sensor.The example code suppose to...
View ArticleTMS320C6678: C6678 SRIO\SGMII Clock moving from 312.5Mhz to 250Mhz
Part Number: TMS320C6678Hi,I see that on the 6678 EVB, 312.5Mhz is used as SGMII clk.I would like to use 250Mhz in a new design,HW changes: Bootconfig bits 9-8 SerDes Clock Mult need to change to...
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