Forum Post: Question about Power module schematic for TX-SDK-V1
I've looked through the reference design and I got confused about the ±50V part. The flyback switch power design used a transform named T2, and in the last page of the reference document, there are...
View ArticleForum Post: RE: DC bias on LM96530
Hi Charles, Thank you very much. The noise comes from the power supply. The picture shows the power supply noise. And I think you are right. The DC offset comes from the leakage current. Now the DC...
View ArticleForum Post: TSC2100 Keyclick sound very low
Hello I am working with the TSC2100 programmable touchscreen controller. I am looking for the generic WinCE drivers which are described here: www.ti.com/.../slaa198.pdf The problem: The keyclick sound...
View ArticleForum Post: RE: Question about Power module schematic for TX-SDK-V1
Hi, I'll contact the person that design the power module for you. I am not an expect in this field. But don't you just need to know the power in order select the size. Max power the for +/-50V should...
View ArticleForum Post: RE: LM98725 black calibration
Hi Elnur, Sorry about the delay in responding to your question. I've contacted somebody more familiar with the LM98725 about your question, but he won't be back in office until tomorrow Friday. I'll...
View ArticleForum Post: RE: Question about Power module schematic for TX-SDK-V1
Hi, The power module designer says you should choose based on voltage and current. Regards, Charles...
View ArticleForum Post: RE: LM98725 black calibration
Hi Elnur, In order to help you with your question, could you please provide / attach the datasheet for the CCD sensor, and the current LM98725 register settings (it could be a text or Excel file) you...
View ArticleForum Post: RE: LM98725 black calibration
Hi Hooman, Thank you for your answer. Ofcourse I can send CCD datasheet and register settings. Register settings: // page 0 SPI_Send_Cam(0, 0x00, pinnum); SPI_Send_Cam(1, 0x40, pinnum); SPI_Send_Cam(2,...
View ArticleForum Post: Error -1073807346 occurred at VISA open in TSC2007EVM
A recent question by Don Lyndon, with Andy Liu concerned an error while trying to connect to the TSC2007EVM using the TI MODEVM interface board. Their question title was: TSC2007EVM National Instrument...
View ArticleForum Post: RE: Question about Power module schematic for TX-SDK-V1
Hi Charles, Thanks for you reply! Regards, Lu
View ArticleForum Post: TLC5916-Q1 LED Driver Serial interface
I am using TLC5916-Q1 LED Driver for switching of 8 different color led's and in application,switching takes place at fast rate. As per datasheet, interfacing is as shown: Datasheet :...
View ArticleForum Post: SPI for AFE5809EVM Demodulator Registers
Hi, We are using an AFE5809EVM board, with the SPI bus connected via wires to our product board which is under development. We can successfully and reliably read and write registers in the 5809's...
View ArticleForum Post: RE: Error -1073807346 occurred at VISA open in TSC2007EVM
Hi Alex, If you need any help, please let me know. Andy
View ArticleForum Post: RE: SPI for AFE5809EVM Demodulator Registers
Duncan, Can you confirm that you have followed this procedure from pg 44 of the datasheet?: 5. Demodulator register readout follows the following procedures: – Write '1' to register 0x0[1]; pin...
View ArticleForum Post: DAC084S085 output not working
I am not sure if this is the right forum for this question but I figured i would put it out there just in case. I am working with a DAC084S085 digital to analog converter. It is a 4 channel DAC, but I...
View ArticleForum Post: I need a help for TX_SDK_V1
Hi, I have a TX_SDK_V1 board. And I want to operate, I fed power though operating squence. After 2-3 jumper was shorted, I made -50V -> +3.3V -> +1.8V -> +-5V -> +-10V -> +50V operating...
View ArticleForum Post: RE: I need a help for TX_SDK_V1
Hi SungYun, When you say 2-3 jumper was shorted, do you mean you short pin 2 & 3 of J_SUB? If that's the case, you then have a separate supply for VSUB and the -50V. How are all your supplies...
View ArticleForum Post: RE: SPI for AFE5809EVM Demodulator Registers
Hi Chuck, Thanks for replying so quickly. Yes, I can confirm that we are applying the SEN/SPI_DIG_EN sequence shown in the datasheet (although we are using the Rev "E" datasheet so this sequence is...
View ArticleForum Post: RE: I need a help for TX_SDK_V1
Hi Charles, Thank you reply. You said I have miss understand, I got it. If I want to connect from -50V to VSUB, I have to short 1-2pins, right? If so, N502 is disconnected. And power sequence is same...
View ArticleForum Post: RE: I need a help for TX_SDK_V1
Hi SungYun, Yes, if you want to connect -50V to VSUB, you have to short 1-2 pins of J_SUB. The power up sequence is -50V -> 3.3V -> 1.8V -> +/-5V -> +/-10V -> +50V. The power down...
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