1.. _m5stack_core2_ext: 2 3M5Stack-Core2 base shield 4#################################### 5 6Overview 7******** 8 9`M5Stack-Core2`_ comes with a base shield that is connected to the M5Stack 10extension connector. It features an MPU6886 6-axis motion tracker (6DOF IMU) 11and a SPM1423 microphone. 12 13.. figure:: img/m5stack_core2_ext.webp 14 :align: center 15 :alt: M5Stack-Core2-EXT 16 :width: 400 px 17 18 M5Stack-Core2-Extension module 19 20.. note:: 21 The SPM1423 microphone functionality is not implemented yet. 22 23Pins Assignments 24================ 25 26+----------------------+--------------+ 27| Shield Connector Pin | Function | 28+======================+==============+ 29| 0 | GND | 30+----------------------+--------------+ 31| 11 | 3.3V | 32+----------------------+--------------+ 33| 16 | I2C - intSDA | 34+----------------------+--------------+ 35| 17 | I2C - intSCL | 36+----------------------+--------------+ 37 38Programming 39*********** 40 41Set ``--shield m5stack_core2_ext`` when you invoke ``west build``. 42For example: 43 44.. zephyr-app-commands:: 45 :zephyr-app: samples/sensor/mpu6050 46 :board: m5stack_core2/esp32/procpu 47 :shield: m5stack_core2_ext 48 :goals: build 49 50References 51********** 52 53.. target-notes:: 54 55.. _M5Stack-Core2: 56 https://docs.m5stack.com/en/core/core2 57