MEMS (sensors)

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LIS2DE12 pull up resistor values

Hi,I have been using the LIS3DH successfully but I want to go to the LIS2DE12 because it is smaller and only does what I need. I have wired up a STEVAL-MKI175V1 board to a 3.3 v Arduino close to do some initial evaluation. I can't get it to respond a...

RKeit.1 by Associate III
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Dont getting data from max30100 connected to NUCLEO F401RE

Hello,I connected the nucleo F401RE to max30100 using i2c level shifter tca 9406 https://www.ti.com/lit/ds/symlink/tca9406.pdf?ts=1596413075744, and I am only getting the adderss of the sensor but no data.I also tried to add 10k resistors and got t...

YBuch.1 by Associate III
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  • 1 replies
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VL53LDK Index address ?

Hello?I have a question.I am developing using MCU.I am using VL53LDK to measure distance.I want to know the I2C Index address.Index address:?How many byte?How can i calculation?Thank you.

DJang.1 by Associate
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Use LIS2DH12 detect sit or stand

Hello everyoneWe are designing a wearable device. It's worn on the waist. We want it can generate an interrupt when a man sit down or stand up, so that we can know a man is sitting or standing. It's a low-power device, wake up every 3 seconds.Now, we...

lbing.1 by Associate II
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LIS2DH12 fault

Hello everyoneOur device use lis2dh12 to measure the acceleration. We tested 10 boards. But we find 3 board work abnormal. These three board are all facing up, the reading of x axis and y axis should be 0, and z axis should be 1g. But the readings o...

lbing.1 by Associate II
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  • 2 replies
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LPS22HB non-volatile calibration ?

I'm currently using the LPS22HB pressure sensor in order to make a CO2 sensor more accurate. We need to calibrate the pressure sensor so it doesn't incorrectly modify the CO2 reading. We are having difficulty understanding wether the one point calibr...

JDart.1 by Associate
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  • 1 replies
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Resolved! steval-mki181v1 - i2c connected problem...

Hi, im have:https://www.st.com/en/evaluation-tools/steval-mki181v1.htmlI have connected after i2c in esp32. It works and sometimes disconnects it. Do you need to use any resistors?

TBart.1 by Associate II
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