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  • ADS1299-6: Is it possible to process EEG, ECG and EMG signals using a single chip?

    Part Number: ADS1299-6 Hello, I am working on EEG, ECG, and EMG and I plan to use ADS1299-6 in my design but I am not sure about the chip features. Is it possible to process EEG, ECG and EMG signals using a single chip? 1 - (EEG and ECG) or (ECG and EMG…

  • ADS1299-6: suddenly reads nearly constant values, and doesn't change when electrodes are touched, shorted, etc.

    Part Number: ADS1299-6 Other Parts Discussed in Thread: ADS1299 Hello Everyone, I am part of a team working on an EEG device centered around the ADS1299 6PAR. We have been testing our first prototype for the last few weeks, and we've verified that everything…

  • ADS1299-6: Cascading ADS1299's not working with one of the chips

    TI Thinks Resolved
    Part Number: ADS1299-6 Other Parts Discussed in Thread: ADS1299 I have 2 ADS1299's connected to the same SPI lines, except for chip select pin. I have modified the first ADS's CONFIG1 register so it outputs a clock signal via CLK pin, and this chip's…

  • ADS1299-6: For a referential montage, do I need to connect the negative inputs or can I just ground them?

    Part Number: ADS1299-6 Hi guys, Quick question. I am using the ADS1299-6 in daisy chain mode with 3 devices. I am looking for a referential montage, so far I have left the negative inputs floating but somebody pointed out that the data sheet says (on…
    • Answered

  • ADS1299-6: Does the DRDY pin toggle before the next sample

    Resolved
    Part Number: ADS1299-6 If a single sample is missed during continuous read mode will the DRDY toggle before the next sample is available? I am concerned that we are disabling the IRQ handler when DRDY is LOW and enabling the IRQ afterward thus stopping…
    • Resolved

  • ADS1299-6: Query if part is available in smaller medically implantable packages

    TI Thinks Resolved
    Part Number: ADS1299-6 Other Parts Discussed in Thread: ADS1299 , ADS1298 For a new medical project we’re working on, we’re looking at the ADS1299 - Low-Noise, 8-Channel, 24-Bit Analog-to-Digital Converter for Biopotential Measurements. We are…

  • [FAQ] ADS1298R: How are the lead-off comparator thresholds set?

    Tool/software: In the ADS129x family, a 4-bit DAC is used to set the lead-off detection threshold for the positive and negative channels inputs. The DAC settings are configured writing to COMP_TH[2:0] in the LOFF control register. The threshold voltages…

  • ADS1299-6: PGA Gain accuracy

    Part Number: ADS1299-6 Other Parts Discussed in Thread: ADS1299 Dear Sir, I would like to ask the actual accuracy of PGA (Programmable Gain Amplifier) Gain accuracy. Regarding ADS1299 datasheet, the PGA can be selectable such as 1, 2, 4,6, 8, 12 and 24…

  • ADS1299-6: Large 50Hz power-line noises when recording ECG with ADS1299

    TI Thinks Resolved
    Part Number: ADS1299-6 Other Parts Discussed in Thread: ADS1299 , ADS1298 Hello, I am facing here the same problem when recording ECG with the ADS1299-6 I used channel IN1P, IN1N, and BIAS_DRV to measure ECG using ADS1299. I had set SRB1 on and SRB2 to…

  • ADS1299: Low-frequency noise when BIAS amp is used

    Part Number: ADS1299 Tool/software: Hello, I've been working on an EEG device using the ADS1299 AFE, loosely based on the OpenBCI Cyton design. The Cyton design has a custom bias drive network, one that I'm sure seems familiar to this forum now (Fig…

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