Forum Post: RE: Reading/Writing to AFE4405 on EVM from External...
Hi Steven, Your procedure is correct. In addition to that, please make sure following pins of the AFE at proper levels. RESETZ = High CONTROL1 = Low I2C_SPI_SEL = LOw Also you MCU's GPIO pin should...
View ArticleForum Post: RE: AFE4405EVM: AFE4405EVM GUI 2nd photodiode readout
Hi Steven, Since AFE4405 is shared under NDA, lets take this discussion offline. You can reach me at yadav@ti.com. Regards, Prabin
View ArticleForum Post: RE: AFE4300: Weight calculation
Hi David, Here is an example. 1) Keep a known weight ( x1) on the load cell. Read the ADC output. store this in y1. 2) Keep next known weight ( x2) on the load cell. Read the ADC output. store this in...
View ArticleForum Post: RE: DAC5652A: When in Power-down mode (not ZERO)
Hi Neeraj, The customer need modify their prototype board for applying the new power up sequence. So, they can not try your idea immediately. Could you give them the waveform that result of applying...
View ArticleForum Post: RE: DAC38RF83: PLL unlock alarm is always ACTIVE when PLL is...
Hello Eben, thank you very much for your fast answer. The function that bit 0 of address 0x03 (page 0) would mask the PLL alarm explains the behavior that I observed. Could you please answer some more...
View ArticleForum Post: ADS1146: Reading multiple ADS1146 on SPI buss
Part Number: ADS1146 HI Team: Customer has been testing and using the ADS1146 on our system for a few months now. It works as we expect it to when the ADCs are not daisy chained. However, when multiple...
View ArticleForum Post: RE: AFE5816: register ADC 0x03h (global register 0x00h - 0x0000h)
Hi Nikolai, How are you? Thanks for using AFE5816EVM . We will look into your question and reply to you very soon. Thank you very much! Have a nice day! Best regards, Chen
View ArticleForum Post: RE: DDC118: CONV toggle timing acceptable range
Hi Don, How are you? Thank you for helping the customer using DDC118 device. We will look into the customer's question and will reply to you very soon. Thank you very much! Have a very nice day! Best...
View ArticleForum Post: RE: ADS131A02: F_RESYNC and F_DRDY bit Errors in STAT_1 Register...
Hi David, The new data should not overwrite the old data while /CS remains low. Please refer to my earlier post: [quote user="Ryan Andrews"]F_DRDY implies that a new conversion result was completed...
View ArticleForum Post: RE: Reading/Writing to AFE4405 on EVM from External...
Thank you for your prompt response! Prior to removing R7, R8, R18, I have tested and confirmed values for the additional values. Will STM32 interfacing still work if I do not disconnect R7, R8, R18 if...
View ArticleForum Post: RE: ADS1675REF: What O/S version is supported?
Hi Glen, I'm sorry, but I cannot send it through email. You were right that it was blocked on my end. I've extended your access to the Box link until tomorrow. I don't have another way to share this...
View ArticleForum Post: RE: ADS1281: ADS1281 questions (data rate, pipelining, 24-bit...
Thanks, Chris. We don't currently have a way to control the /Reset pin. We will keep this in mind though. --Dean
View ArticleForum Post: RE: AFE5816: register ADC 0x03h (global register 0x00h - 0x0000h)
Hi Nikolai, Yes, you are right! From AFE5816 datasheet, the register: Address=0x03 its register Data should be=0xXX00 Therefore in the init.cfg file, its Data's bit7~bit0 should be => 00000000 Thank...
View ArticleForum Post: RE: DAC38J84: Documentation question: Config52 (SYNCb electrical...
Dear Kang, I am deeply grateful for your having carried out an empirical study that definitively resolves this issue. You in fact addressed a broader question that I would have asked were I a more...
View ArticleForum Post: ADS1118: ADS1118 general library code
Part Number: ADS1118 hello! I'm currently working on a project in which I've interfaced the ADS1118 IC with a stm32f2x microcontroller. I already went through the example codes available for it, but as...
View ArticleForum Post: RE: DAC900-Q1: Design a PCB with DAC900-Q1
Hi Dan, Thx! By the way, the schemtic shows two SN74LV245A are used between the DSP output and the DAC input. Is this just to amplify DSP's output current? I tend to use FPGA to drive input signals to...
View ArticleForum Post: THS12082: About single end input range
Part Number: THS12082 Hi I'd like to know the max. single end input range of THS12082 . As per datasheet, the recommended setting would be VREFP=3.5V and VREFM=1.5V and you get the input range of...
View ArticleForum Post: RE: THS12082: About single end input range
Hi Fan, No, that would not be possible to do with the THS12082 . VREFM can go down to 1.4 and VREFP can go up to 3.7 but they can't go 0-5V.
View ArticleForum Post: RE: ADC128D818: Can you leave the INT pin floating?
Hi Chris, If you are not intending to use the INT pin of the ADC128D818 , you could leave it floating.
View ArticleForum Post: RE: ADS1146: Reading multiple ADS1146 on SPI buss
Hi Naser, You attachment for the ADS1146 problem you described did not make it through. The conditions you describe though, MISO swings 0-1.6V or 1.6 to 3.3V sounds like a classic bus contention problem.
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