STEVAL-MKI079V1

The STEVAL-MKI079V1 is a suite of evaluation boards designed to facilitate the evaluation of sensors on a low-power design. It is composed of various devices, including a main board, an accelerometer, a temperature sensor, a current sensor, and a light sensor.

Application Field

The evaluation board is suitable for applications where thermal, power, and environmental monitoring is required. It is suitable for applications such as remote monitoring of medical devices, industrial automation, automotive, and robotics, as well as home automation and IoT applications. Additionally, the board can be used to evaluate the behavior of various sensors in different operating conditions, such as temperature, pressure, and vibration.

Working Principle

The board features a main board and several modules each containing a dedicated on-board sensor. The main board is equipped with a 32-bit ARM Cortex-M3 processor. The board also contains a display for displaying various readings from the various sensors on the board via its on-board graphical user interface. It also contains a debug port for connecting the board to a PC to control and monitor the board’s operations. The board can also be used to evaluate the impact of external power sources.

The accelerometer module contains a freescale MMA8451Q accelerometer which can measure the acceleration in three axis up to 16G. The temperature sensor module contains a NXP KX134-1035 temperature sensor which can measure temperature over the range of -40°C to +125°C. The current sensor module contains an Allegro ACS712ELCTR-25A-T current sensor which can measure current up to 25 Amps. The light sensor module contains an Avago APDS-9002 light sensor which can measure ambient light level up to 10,000 Lux.

The main board also contains various supporting components such as a power supply (battery or external source), voltage regulator, connectors, and switches. The board also contains a communication interface which can interface with other devices over I2C and USB. The board can also be powered by a 5V USB port.

Conclusion

The STEVAL-MKI079V1 is a comprehensive suite of evaluation boards which provide flexibility and convenience for evaluating sensors in a low-power design. It can be used for applications such as remote monitoring, industrial automation, automotive, robotics, home automation, and IoT applications. Additionally, it can be used to evaluate the behavior of various sensors in different operating conditions, such as temperature, pressure, and vibration.