Hardware Description
15
SWRU372C – June 2014 – Revised March 2020
Copyright © 2014–2020, Texas Instruments Incorporated
CC3200 SimpleLink™ Wi-Fi
®
and Internet of Things Solution With MCU
LaunchPad™ Hardware
2.5.1
USB Power
The LaunchPad kit is designed to work from the USB-provided power supply. The LaunchPad kit
enumerates as a bus-powered device on the computer. When the board is powered from the USB
connector, the jumpers must be placed on the following headers, as shown in
.
J12 (shorted)
J13 (shorted)
Figure 9. Powering From USB
2.5.2
Battery Power (2 × 1.5 V)
The LaunchPad kit can also be powered from an external battery pack by feeding the voltage on the J20
header. This input features reverse voltage protection to ensure that the board is not damaged due to an
accidental reverse voltage. The following care should be taken while using the board with a battery.
1. Remove the USB cable.
2. Plug-in the battery pack on J20 with correct polarity (see
Figure 10. Battery Power
2.5.3
BoosterPack Module Power Supply
The CC3200 LaunchPad kit can be powered by a stacked booster-pack, which can provide a 3.3-V power
on P1.1. During this mode, remove the J13 so that the on-board LDO is not overloaded.
