Forum 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: RE: Question about Power module schematic for TX-SDK-V1
Hi Charles, Thanks for you reply! Regards, Lu
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: 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: 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...
View ArticleForum Post: RE: TSW1400 Firmware Source for AFE5809EVM
Could you provide the FPGA firmware source code for TSW1400 again. Thank you. Chang-Lin
View ArticleForum Post: RE: LM98725 black calibration
Hi Elnur Thanks for the detailed information, that is very helpful. I have reviewed the sensor datasheet and your register settings. The only register value I have some concern about is the Black...
View ArticleForum Post: RE: SPI for AFE5809EVM Demodulator Registers
Hi Chuck, Do you have any advice for us on this issue? It's holding up development of our product so we are keen to get it resolved as soon as possible. Thanks, Duncan
View ArticleForum Post: RE: TSW1400 Firmware Source for AFE5809EVM
Chang-Lin, https://txn.box.com/s/m6s4uiqfi7a1ytvigpd45exbjs1wak2m Chuck
View ArticleForum Post: AFE5808 - strange artefacts
Hello, One of our customers is working on Analyzer equipment, using the AFE5808 . The customer is experiencing some strange artefacts during the measurements. When using a 5mVpp sine wave 1.8MHz, a...
View ArticleForum Post: RE: LM98725 black calibration
Hi Jim Thank you for your answer. We tried using larger values of Black Target from your recommendation. It works but with some shades. We found out that Black calibration works properly when our...
View ArticleForum Post: RE: AFE5808 - strange artefacts
Meir, It seems from the noise plot, that you could be skipping or missing some of the LSBs. Can you confirm that you have all 14 bits in your data? Please use a test pattern mode, like ramp, to confirm...
View ArticleForum Post: RE: SPI for AFE5809EVM Demodulator Registers
Hi Duncan, We have verified a very stable readback using the EVM and GUI. Here is my sequence 1. With SPI_DIG_EN=1, write 0x0[1] REGISTER_READOUT_ENABLE=0 2. With SPI_DIG_EN=1, write any register, such...
View ArticleForum Post: RE: TSW1400 Firmware Source for AFE5809EVM
Dear Chuck, Thanks for your reply. But I still can't link the website and get the file. Could you send it to my mail: hulong@itri.org.tw Thank you very much. Chang-Lin
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