Arrow Electronics EMEA Components Ilan Sharon Field Applicati tion Engineer
INTRODUCTION • Drones are also referred as UA V: Unmanned Aerial Vehicle. • We can generally divide the UA Vs into two categories: – Autonomous - controlled autonomously by onboard computers – Remote Controlled - by the remote control of a pilot on the ground or in another vehicle.
Technology Implementation of Autonomous Flight UAV Temp + Motors Humidity Control Vision Flight Computer v Proximity Receiver / Transceiver Altimeter GPS IMU Remote Manual Control Ground Control Station XCVR Tx Ground Station Computer MCU Controls Navigation Command Instrument Subsystem Subsystem Subsystem
Unmanned Aerial Vehicle Topology Pressure Sensor BLE Wi-Fi Cellular Kinetis W SPI 3-axis Gyro PCIe UART SDIO Camera 3-axis Sensor Accelerometer MIPI I 2 C CSI Main Processor 3-axis Magnetometer Layerscape MPU (now) (ARM Cortex-A53) Altimeter Motor Flight i.MX 8 series MPU (future) Audio Drive Control (ARM Cortex-A53 + A72) I 2 S UART Codec Circuit Kinetis K, V or L UART GPS Ext. DDR I 2 C I 2 C Bus 2/3/4 Freescale MCU Ext. Technology Power SDRAM SRAM DDRx Management Freescale Analog / Flash (Batt. Charge) Technology Optional Battery
Unmanned Aerial Vehicle Manage Drive Connect Sense Compute Interface Power Motors Wi-Fi Buttons Sensors and PMIC Motor Switches BT/BLE MPU 802.15.4 GPS Video In Sub Driver Battery 1GHz Camera Audio UART Sensor In/Out MCU USB Battery Image Controller Internal charging and Voice Memory CAN Recog.
Motor Drive Circuit +12V DC (Battery) Buck Reg Gate Power Magnetics/ Driver MosFETS Conditioning GD3000 Current Sense +3.3 VDC RF Hall Flight ESC MCU Effect Control Main Control ESC x 4 (or 8)
Unmanned Aerial Vehicle Manage Drive Connect Sense Compute Interface Power Motors Wi-Fi Buttons Sensors and PMIC Motor Switches BT/BLE MPU 802.15.4 GPS Video In Sub Driver Battery 1GHz Camera Audio UART Sensor In/Out MCU USB Battery Image Controller Internal charging and Voice Memory CAN Recog.
Sensors [MEMS]
What are MEMS? MEMS = Micro Electro Mechanical System
Sensors aren’t perfect
Future of Sensor Packaging Products Package Consumer Gyroscope QFN 4x4 Consumer accelerometer WLCSP 1.2 x 0.8mm Consumer gyro WLCSP 1.6 x 1.6mm Consumer Combo 6DOF WLCSP 1.6X 2.0mm
Sensor Fusion
Processing Power
SoM – System on Module • Fast time to market • Provides high compatibility and high speed • Reduces design risk • Gives total design freedom • Enables customization • Lowers cost
SBM – Single Chip System Module
SBM – Single Computer Module
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