MEMS (sensors)

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Resolved! Evaluation board STEVAL-MKI109V3 is not working after firmware upload

Hi,I installed the Unico 7.0.0, the driver for the MKI109V3 and the DfuSe application contained in the MKI109V3 package. I wanted to upload the firmware on the board as the instruction manual UM2116 says. Therefore I changed the board to DFU mode and...

VGuer by Associate II
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Is there an internal pullup of SPI data out?

I have a 10k pulldown on SPI SDO. I am seeing this pin sit at 1V when the device is not driving SDO, as if there is a pullup inside the device. There is nothing mentioned in the datasheet. When the device is transmitting on SDO the signals look fine....

ISell by Associate
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X-NUCLEO-53L0A1 and VL53L1X problem

Hello, I have X-NUCLEO-53L0A1 kit and now I want to work with VL53L1X sensors using this kit. As I understand, the only differences between X-NUCLEO-53L0A1 and X-NUCLEO-53L1A1 are:1. Different top sensor component2. Absence of 4 digit display on X-NU...

Kabron by Associate III
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It appears that the LIS3MDL SDO/SA1 pin is Internally pulled up. Is this correct, if so, is it controllable (Like the LIS3DH is) and why is it not mentioned in the datasheet?

Based on some other forum posts I can see with reasonable certainty that this pin is indeed held internally high. This is not mentioned anywhere in the current data-sheet, which advises that this pin can be held high or low to set different addresses...