Questions tagged [launchpad]

The Launchpad is a development kit for the MSP430/MSP432 Value Line microcontrollers designed by Texas Instruments. Can also refer to the other Launchpads which all share the same form factor. (MSP430F5x USB mcus, Stellaris/Tiva Arm mcus, C2000 Piccolo mcus, Hercules Arm mcus)

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How to interface the load cell with TI MSP430 using HX711 ADC?

I am trying to interface TI MSP430 with Load cell using HX711 ADC. I am using Energia to program TI MSP430. -> I tried using Sparkfun HX711 Library. I modified the HX711 scale(DOUT, CLK); to HX711 ...
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Problem when using MSP430G2553 without Launchpad

I am trying to build a capacitive touchless sensor with an MSP430G2553 to control a small DC motor. When the chip is on the Launchpad, everything goes well. The sensor works, it sends a signal to the ...
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105 views

Only one attachInterrupt works at a time

I am using the MSP430f5529 launchpad and coding in Energia. The goal is to make a program that can detect whether the onboard pushbutton is up or down (as part of an eventual Morse code decoder), ...
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594 views

Is there such a thing as an MSP432 launchpad guide for absolute beginners? [closed]

I've done so much research both on this site and on Google and Youtube, yet haven't been successful at finding any good resources to learn how to develop for this launchpad with code composer. Most ...
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410 views

BLDC works on constant current, not on constant voltage

I'm trying to controll a 3-phase brushless DC motor (24V, 4000rpm) with the BOOSTXL-DRV8301 shield for Texas Instruments launchpad. The motor receives one of the following singals on each port (A, B ...
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360 views

msp430 launchpad PWR led blinking

I want to use MSP430 launchpad to control a switch working between 1.65V and 2.75V. So, I wanted to force Vcc value to 2V instead of 3,3V while it is connected to my PC. I connected Vcc and GND pins ...
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108 views

Using a DC / DC Converter?

I'm trying to use a MAX541 DAC (datasheet here) with a Tiva LaunchPad (TM4C123G). I've gotten this to work with other DACs, the problem is that that those DACs required 3.3 volts and the MAX541 ...
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351 views

Can spy bi wire launchpad be used to program 4 wire JTAG MSP430

I have MSP430F5529 USB LaunchPad and MSP430FG4250IRGZR-16-Bit Ultra-Low-Power MCU. So is there a way to program the mcu using the launchpad.
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Blinking LED on MSP430 with three conditions [closed]

I was designing a circuit which must satisfy conditions. LED2(green) should blink at 2Hz 50% duty cycle
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89 views

How do I diagnose the programming interface to a MSP430 i2030 using launchpad?

I have to use MSP430i2030 for a project and I tried burning code on it using MSP430G2553 launchpad. I tried burning a simple code on toggling the LED, however, the CCS complained that it could not ...
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638 views

Regarding RN4020 and MSP430 interface

I have recently started working (no previous experience of working with BLE) on BLE2 click module (RN4020), I could successfully connect TTL-USB cable to my laptop and could communicate with the ...
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2k views

How do you restart the MSP430 Launchpad programmatically with Energia?

Can anybody tell me what Energia method I can call to programatically reset the MSP430 Launchpad. Under certain circumstances, I need it to power down and back up again. It needs to shut down power ...
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536 views

Error while running linker am using TIVA C TM4C123G and IAR

I am trying to change and read my TM4C123G launchpad clock frequency to 80 MHZ using TIVAWARE libraries so here is my code: ...
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123 views

Sensor communicating with a base station 3.5km away for a rate of 100bytes every 10 sec

I have a small project that I want to do, I want to deploy a sensor that is capable of measuring the wind speed and direction from a crop field to my house - distance of about 3.5km. There is no line-...
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542 views

TM4C123 UART is always in busy state

I am trying to configure UART0 on TM4C123G launchpad. All of my configuration registers are perfect. They've been written with desired values. But somehow, my busy flag is always 1 after first write ...
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322 views

Texas Stellaris Launchpad EK-LMF120XL 4 Digit Seven Segment Display

I'm working on make a 4 digit counter starting from 0 to 999. I'm using port D for which digit is gonna be writen and port B for which seven segment number is gonna display. I'm using 4 digit commond ...
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282 views

Alternatives to Arduino for controlling LED's and Audio files? [closed]

Simple Alternatives to Arduino Has anyone used these different boards? If so, what did you use them for and why? Which are appropriate for controlling LED's and playing audio files? I'm looking ...
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Connecting an LCD display to msp430 launchpad?

So im trying to give my lcd display (Lumex 1602) 5v. Im trying to use the test pins on my msp430 launchpad TP1 and TP3. On the LCD pin 1 is gnd and pin 2 is power. for the launchpad TP1 is power and ...
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669 views

PWM Red LED on Stellaris Launchpad

I am trying to PWM the red LED on a Stellaris LaunchPad, following the recipe in the datasheet p.706, taking a couple shortcuts from the Stellaris® Peripheral Driver Library. I cannot figure out why ...
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2k views

How to programm a standalone MSP430g2553 via a com port?

The MSP430 is a dirt cheap MCU and i thought that if i could make a barebone launchpad out of that which can be programed directly via the PC COM port or a virtual one. So is it possible to program it ...
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210 views

How to troubleshoot a TI launchpad not running under Linux?

I have no experience with microcontrollers, except for a project a friend started with me and then abandoned midway. I still have the hardware and the code, want to complete the project, but I have ...
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1k views

MSP430 Programming BSL vs Spy-Bi_Wire

Does an MSP430 (Specifically the LaunchPad F5529) retain its code which was transferred via the Spy-Bi-Wire (SBW) Port? Or do I need to use the BSL to program the chip? In layman's terms what is the ...
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812 views

GPIO using StellarisWare with LM4F120H5QR LaunchPad. SW2 not working as expected

I am trying to figure out how to properly use StellarisWare, the built in ROM calls, for GPIO. The Stellaris LaunchPad has two switches (SW1, SW2) and three LEDs (RED, GREEN, BLUE). I wrote a little ...
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Will GPIO still be available when connecting a BoosterPack on any Launchpad?

I had this question in mind while exploring the BoosterPacks for the TI Tiva C series launchpads. Let's say you connected KenTec display to the board, you still have access to the female headers on ...
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What is the difference between processor clock and system clock?

In the TM4C123G Launchpad Workshop page 129, there is a note about power modes. This note differentiate between processor clock and system clock. So what is the difference between them ? Is this a ...
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868 views

LaunchPad development board talking to itself using a CAN bus

I have one Texas Instruments Tiva-C Series TM4C123GXL LaunchPad and two MCP2551 transceivers. I am trying to send and receive messages via a controller area network (CAN) bus. Is it possible to do ...
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controlling 3x BLDC motors

I'd like to control 3x L6234 IC's (3x BLDC motors) with the cheapest microcontroller/board/lauchpad but I'm a bit confused about the requirements needed for the microcontroller. As I understood each ...
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314 views

Setting MSP-430 toolchain in linux

Can anybody please guide procedure to setup tool-chain for MSP430 in Linux (particularly Ubuntu)? I am using MSP430 launchpad (MSP-EXP430G2), and I need to setup compiler/build tools and debugger ...
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389 views

What is launchpad's I2C & SPI voltages?

Does anyone know what voltages TI Launchpad's I2C and SPI run at? I think it is 3V3 from a comment on a post, but can't be sure.
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2k views

How to Power On Texas Instruments Tiva launchpad?

I am attempting to power on a Texas Instruments Tiva TM4C123GH6PM with an external power supplied by the VCC pin from a generic ESC. In the board, there is a non-soldered pin named VBUS which I ...
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503 views

Tiva Launchpad for USB Read/Write

Is it possible to write/read text files on a USB Mass Storage Device using one of the USB ports on the Tiva Launchpad?
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4k views

Display digits on 7 segment 3 digit LED display with Launchpad

I have a 7 segment led display with 3 digits (BT-M512RD-DR1 ) and Valueline Launchpad MSP-EXP430G2 I connected LED display according to this answer and here is my version of the sketch But I am ...
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1answer
153 views

Power consumption - Energia Launchpad

I'm working with energia for the launchpad 430 and have a rather specific question to make: is example A the equivalent in power consumption has example B, or is it that B drains more power? Thank you....
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927 views

Transfering RS485 data to server using ethernet

I'm extracting data from energy meters like V, I, KW, etc. Now I want to put this data in a dedicated server through Ethernet LAN so that meter user can monitor data from remote place by logging in to ...
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750 views

Can I program a MSP430553 IC using the TIVA C development board?

I have a few MSP430G2553 ICs. Can TIVA C board (EK-TM4C123GXL) used to program the ICs as I need to buy it for a online class I am about to take ???? If yes, please specify the method to be followed.
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MPS430 Launchpad Keypad

I tried to use my MSP430G2553 launchpad with a keypad using http://www.pjrc.com/teensy/td_libs_Keypad.html http://bildr.org/2011/05/arduino-keypad/ http://www.instructables.com/id/Using-the-sparkfun-...
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4k views

Tiva C Series LaunchPad and Breadboard

I signed up for a class on edX that involves microcontroller programming, and my kit arrived today so I wanted to start experimenting a bit, the only problem is, I have no clue how to connect the ...
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1k views

Launchpad blink with button

I am trying to make LED in MSP430G2 Launchpad keep blinking / off with button like Switch example (http://www.arduino.cc/en/Tutorial/Switch) in Arduino/Energia but I seem to miss something stupid and ...
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244 views

Are there any transparent enclosures or housing options out there for the Stellaris LaunchPad?

I come from an Arduino background, where there are a number of enclosures available for the standard board sizes. We've just installed some software on a Stellaris LaunchPad at work, and we want to ...
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1k views

Cortex-M4F FPU problems

I'm writing some code for a Texas Instruments Stellaris Launchpad board (a Cortex-M4F, the chip is a LM4F120H5QR). I'm using the IRMP library for infrared decoding, which works fine, as long as I don'...
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120 views

Are there limitations on stacking Boosterpacks for the TI Launchpads?

I've read many pdf's about the launchpad but one thing is not clear to me yet: Can any boosterpack be combined with any other boosterpak? If not, how can I tell which boards might work together?
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Control TI Launchpad over USB

What's the easiest way to control a TI Launchpad (MSP430) from Linux over USB? I just want to use the board to drive some LEDs while it's tethered to my computer, so I'm looking for a way to simply ...
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857 views

Arduino or MSP430 Launchpad as a serial passthru to reprogram a Fonera router?

The Fonera has 3.3V TX/RX logic, I have a launchpad and an Arduino, can I use any of the cable/boards to reprogram or access the serial on a fonera? Fonera serial info is here: http://www.dd-wrt.com/...
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Debugging initialization of LCD with NT7605 driver

I've been trying to get my LCD initialized for about a week now, and am quite embarrassed to say that I've been unsuccessful thus far. I've done this in the past, and I remember it being a little ...
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5k views

TI MSP430 Launchpad + Ethernet

I just received my TI Launchpad and I'm wondering how can I add something like an Ethernet Shield from Arduino, in order to display a simple webpage... ? Do you know any Ethernet shield for Launchpad?
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TI Launchpad USB serial comms in OSX

Has anyone managed to get a TI Launchpad doing serial comms via the onboard USB chip (TUSB3410) to OSX? I have mspdebug working for uploading code. But to get serial I'm having to plug an FTDI chip ...