For further information contact your local STMicroelectronics sales office.May 2015 DocID026957 Rev 4 1/4X-NUCLEO-IKS01A1Motion MEMS and environmental sensor expansion board forSTM32 NucleoData briefFeatures LSM6DS0: MEMS 3D accelerometer (2/4/8 g) + 3D gyroscope (245/500/2000 dps) LIS3MDL: MEMS 3D magnetometer (4/ 8/ 12/ 16 gauss) LPS25HB*: MEMS pressure sensor, 260-1260 hPa absolute digital output barometer HTS221: capacitive digital relative humidity and temperature DIL 24-pin socket available for additional MEMS adapters and other sensors (UV index) Free comprehensive development firmware library and example for all sensors compatible with STM32Cube firmware Compatible with STM32 Nucleo boards Equipped with Arduino UNO R3 connector RoHS compliantDescriptionThe X-NUCLEO-IKS01A1 is a motion MEMS and environmental sensor evaluation board system.It is compatible with the Arduino UNO R3 connector layout, and is designed around STMicroelectronics LSM6DS0 3-axis accelerometer + 3-axis gyroscope, the LIS3MDL 3-axis magnetometer, the HTS221 humidity and temperature sensor and the LPS25HB* pressure sensor.The X-NUCLEO-IKS01A1 interfaces with the STM32 microcontroller via the IC pin, and it is possible to change the default IC port.www.st.comSchematic diagram X-NUCLEO-IKS01A12/4 DocID026957 Rev 41 Schematic diagramFigure 1. X-NUCLEO-IKS01A1 circuit schematicNote: * it is LPS25H in all the boards indicating 1439 near the CN10 connector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ocID026957 Rev 4 3/4X-NUCLEO-IKS01A1 Revision history42 Revision historyTable 1. Document revision historyDate Revision Changes20-Oct-2014 1 Initial release.22-Oct-2014 2 Minor text and formatting updates to Figure 1.08-May-2015 3 Updated title on the cover page.29-May-2015 4 Updated board photo on the cover page.X-NUCLEO-IKS01A14/4 DocID026957 Rev 4IMPORTANT NOTICE PLEASE READ CAREFULLYSTMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, enhancements, modifications, and improvemen