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Reference Design For Wi-fi Microcontroller Unit Module

Reference design of a programmable wi-fi growth board for Web of Issues (IoT) functions.

CC3200MOD

Web of Issues (IoT) enabled gadgets have turn out to be more and more vital as they facilitate seamless communication, automation, and information trade between gadgets and methods. To simplify the design course of, Texas Devices (TI) has launched a reference design of a programmable wi-fi growth board CC3200 with built-in Wi-Fi capabilities. The machine permits prospects to design their very own IoT functions simply. The chip integrates all vital system-level {hardware} elements, comparable to clocks, Serial Peripheral Interface (SPI) flash, Radio Frequency (RF) change, and required passive elements. The LaunchPad module has programmable consumer buttons and a Crimson Inexperienced Blue (RGB) Gentle Emitting Diode (LED), enabling customized functions. Additionally it is geared up with on-board sensors comparable to temperature and accelerometer sensors by way of inter-integrated controller (I2C) bus and on-board emulation for debugging functions.

The reference design relies on the ARM Cortex-M4 40-pin microcontroller unit (MCU) with SimpleLink Wi-Fi and an internet-on-a-chip module answer. The machine has Future Expertise Gadgets Worldwide (FTDI) based mostly Joint Take a look at Motion Group (JTAG) for flashing code on the MCU. Two push buttons and three LEDs are interfaced with the microcontroller for consumer interplay. The module contains common asynchronous receiver-transmitter (UART) pins, an on-board chip antenna, an accelerometer, a temperature sensor, and I2C pins. The board could be powered by means of its on-board micro Common Serial Bus (USB) connector. A Low Dropout Regulator (LDO) on the board provides 3.3 V to the principle MCU and different elements. The LaunchPad could be powered both by the USB connection or with exterior 2xAA/2xAAA batteries.

CC3200MOD LaunchPad Block Diagram
CC3200MOD LaunchPad Block Diagram

The chip requires an built-in growth surroundings (IDE) that helps the CC3200 machine for coding. The event board has two 20-pin stackable headers or BoosterPack headers to attach different peripherals or BoosterPacks to the chip. By using the LaunchPad stackable headers interface, it’s attainable to broaden the module’s performance when interfacing with different peripherals on present BoosterPack add-on boards. This allows including options like graphical shows, audio codec, antenna choice, environmental sensing, and extra. The board comes with Radio Frequency (RF) indicators routed to the on-board chip antenna by default. For lab testing functions the module comes up with an on-board ultra-small FL (U. FL) connector to which a suitable cable could be related. 

This reference design has been examined by TI. It comes with BOM, schematics, Gerber file, Printed circuit board (PCB) structure, CAD/CAE image, Meeting drawing, Schematic, and many others. Yow will discover extra information concerning the reference design on the corporate’s web site. To learn extra about this reference design, click on right here.

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