The ICs of interest on the top side of the motherboard are as follows:

Micron N25Q032A11ESE40F 32 Mb serial flash

STMicroelectronics STM32F205RE high-performance ARM Cortex-M3 MCU, with a maximum speed of 120 MHz

STMicroelectronics LIS3DH 3-axis accelerometer

Oscillator

Texas Instruments BQ24040 1A Battery Charger

Xtrinsic MAG3110 3D Digital Magnetometer