Hardware Functional Overview; Hardware Overview; Msp-Exp430F5438 Jumper Settings And Functionality - Texas Instruments MSP-EXP430F5438 User Manual

Experimenter board
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3.1

Hardware Overview

The MSP-EXP430F5438 Experimenter Board utilizes the MSP430F5438 peripherals connected to a
number of external components that enable various functions as shown in Figure 2. The board provides a
socket into which the MSP430F5438 should be loaded, with pin one located in the top left corner of the
socket (look for a small arrow on the socket).
The interfaces to a 138x110 dot-matrix LCD, two-axis analog accelerometer, 5-directional joystick, 2 push
buttons, and a complete analog signal chain from microphone to audio output jack enable the
development of a variety of applications. The MSP-EXP430F5438 Experimenter Board also provides
UART communication via the mini-USB connection, facilitating communication/data transfer with a PC
host. In addition, wireless communication is also possible via TI wireless evaluation module headers or the
EZ430-RF2500T headers.
Header
JP1 – 430 PWR
JP2 – SYS PWR
JP3 – RF PWR
JP4 – EEPROM Connection
JP5 – USB VCP Connection
SLAU263B – January 2009 – Revised August 2009
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Table 3-1. MSP-EXP430F5438 Jumper Settings and Functionality
Functionality When Jumper Present
Provides power to MSP430F5438. Also used to
measure current consumption of the
MSP430F5438.
Provides power to the entire
MSP-EXP430F5438 board. Also used to
measure current consumption of the entire
board.
Provides power to the RF header(s): CC-EM
header or the EZ430-RF2500T header
Pins 1 to 4: Provides I2C connection between
MSP430F5438 and TUSB EEPROM.
Pins 5 to 6: Provides a RST enable to the
TUSB3410.
Provides the serial connection to the TUSB3410
for communication with the PC. Jumpers should
be connected horizontally.
SLAU263B – January 2009 – Revised August 2009

Hardware Functional Overview

Functionality When Jumper Absent
MSP430F5438 is not powered.
MSP-EXP430F5438 Experimenter Board is not
powered. The USB circuitry including LED3
would still have power if USB cable is
connected.
RF headers (CC-EM and EZ430-RF2500T) do
not have power
No connection between MSP430F5438 and
TUSB EEPROM.
No capability of holding the TUSB in RST
NOTE: This functionality is not required for user
applications.
No connection between MSP430F5438 and the
computer
Chapter 3
Hardware Functional Overview
13

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