# \#msp **URL:** https://community.sparkfun.com/tag/msp/10.md [Latest](https://community.sparkfun.com/latest.md) · [Categories](https://community.sparkfun.com/categories.md) · [Tags](https://community.sparkfun.com/tags.md) --- ## [Vacuum Control for SKU: ROB-10398 Vacuum Pump](https://community.sparkfun.com/t/vacuum-control-for-sku-rob-10398-vacuum-pump/69056)
**Author:** [@Rex.Parker.2000](https://community.sparkfun.com/u/Rex.Parker.2000)\ **Replies:** 6\ **Last updated:** [June 20, 2026, 9:48pm UTC](https://community.sparkfun.com/t/vacuum-control-for-sku-rob-10398-vacuum-pump/69056 "2026-06-20T21:48:41Z")
The specs say there is a 0-16hg of vacuum available. Is there an adjustment on the pump for a specific vacuum? --- ## [SparkFun Logic Level Converter - Bi-Directional Step Down 5V Signals to 3.3V and Steps up 3.3V to 5V Board Dimensions: 0.63 x 0.52 (16.05 x 13.33mm)](https://community.sparkfun.com/t/sparkfun-logic-level-converter-bi-directional-step-down-5v-signals-to-3-3v-and-steps-up-3-3v-to-5v-board-dimensions-0-63-x-0-52-16-05-x-13-33mm/68048)
**Author:** [@Ecollins00](https://community.sparkfun.com/u/Ecollins00)\ **Replies:** 1\ **Last updated:** [February 12, 2026, 12:08am UTC](https://community.sparkfun.com/t/sparkfun-logic-level-converter-bi-directional-step-down-5v-signals-to-3-3v-and-steps-up-3-3v-to-5v-board-dimensions-0-63-x-0-52-16-05-x-13-33mm/68048 "2026-02-12T00:08:19Z")
I just got a SparkFun Logic Level Converter - Bi-Directional Step Down 5V Signals to 3.3V and Steps up 3.3V to 5V Board Dimensions: 0.63 x 0.52 (16.05 x 13.33mm) and have a problem. I got the board of Amazon snet a messa… --- ## [Extracting and restoring fingerprint templates using GT521F52 via direct serial commands for SQL storage and cross-device use library support needed](https://community.sparkfun.com/t/extracting-and-restoring-fingerprint-templates-using-gt521f52-via-direct-serial-commands-for-sql-storage-and-cross-device-use-library-support-needed/66085)
**Author:** [@Bharathbn](https://community.sparkfun.com/u/Bharathbn)\ **Replies:** 1\ **Last updated:** [July 18, 2025, 6:49pm UTC](https://community.sparkfun.com/t/extracting-and-restoring-fingerprint-templates-using-gt521f52-via-direct-serial-commands-for-sql-storage-and-cross-device-use-library-support-needed/66085 "2025-07-18T18:49:30Z")
I am currently working on your GT521F52 Optical Fingerprint sensor, I have reached out to the forum regarding the coding part, my task is to extract the saved fingerprint data in the form of a template and store it in t… --- ## [RTK Broadcast via LoRa serial](https://community.sparkfun.com/t/rtk-broadcast-via-lora-serial/62761)
**Author:** [@dfdsfdsf](https://community.sparkfun.com/u/dfdsfdsf)\ **Replies:** 1\ **Last updated:** [January 15, 2025, 12:26am UTC](https://community.sparkfun.com/t/rtk-broadcast-via-lora-serial/62761 "2025-01-15T00:26:55Z")
I have trained the radios and they are setup with a short transmission range. When I scope the output of the RTK reference and the serial receiver I get the following trace (RTK reference blue, LoRa output yellow) --- ## [Serial monitor doesn't work at all](https://community.sparkfun.com/t/serial-monitor-doesnt-work-at-all/60966)
**Author:** [@Fabrice\_Itulamya](https://community.sparkfun.com/u/Fabrice_Itulamya)\ **Replies:** 4\ **Last updated:** [October 2, 2024, 7:33pm UTC](https://community.sparkfun.com/t/serial-monitor-doesnt-work-at-all/60966 "2024-10-02T19:33:11Z")
Hello, This seems really easy but it drive me crazy … i’m unable to print on serial monitor below is what i can see only ESP-ROM:esp32s3-20210327 Build:Mar 27 2021 rst:0x15 (USB\_UART\_CHIP\_RESET),boot:0x18 (SPI\_FAST\_F… --- ## [What is Resistor and Its Function?](https://community.sparkfun.com/t/what-is-resistor-and-its-function/36072)
**Author:** [@928928](https://community.sparkfun.com/u/928928)\ **Replies:** 2\ **Last updated:** [August 13, 2024, 11:26am UTC](https://community.sparkfun.com/t/what-is-resistor-and-its-function/36072 "2024-08-13T11:26:33Z")
I have a double-control switch for an electric heating bed，but it didn’t work. The repairman said that the resistance burned out. I don’t know much about resistance. So I checked the function of resistor on the Internet,… --- ## [Assistance Needed: Connecting RTK Express Plus to Raspberry Pi 5](https://community.sparkfun.com/t/assistance-needed-connecting-rtk-express-plus-to-raspberry-pi-5/59524)
**Author:** [@bayazid](https://community.sparkfun.com/u/bayazid)\ **Replies:** 1\ **Last updated:** [July 22, 2024, 6:33pm UTC](https://community.sparkfun.com/t/assistance-needed-connecting-rtk-express-plus-to-raspberry-pi-5/59524 "2024-07-22T18:33:10Z")
Hello everyone, I am currently working on a system development using a Raspberry Pi 5 and an RTK Express Plus receiver. I want to send the position data captured by the RTK Express Plus to the Raspberry Pi via the seria… --- ## [The 430F5529 Programming Troubles](https://community.sparkfun.com/t/the-430f5529-programming-troubles/34397)
**Author:** [@ling1995](https://community.sparkfun.com/u/ling1995)\ **Replies:** 2\ **Last updated:** [May 13, 2017, 10:57am UTC](https://community.sparkfun.com/t/the-430f5529-programming-troubles/34397 "2017-05-13T10:57:39Z")
Hello, I am making a programmable amplifier, the MCU I used is MSP430F5529 (This is its PDF: http://www.kynix.com/uploadfiles/pdf879 … 29IPNR.pdf )and the software is ccs7.0 . Now it has realized to send a fixed digital… --- ## [The Problems of My System](https://community.sparkfun.com/t/the-problems-of-my-system/34052)
**Author:** [@whay](https://community.sparkfun.com/u/whay)\ **Replies:** 3\ **Last updated:** [March 3, 2017, 4:32pm UTC](https://community.sparkfun.com/t/the-problems-of-my-system/34052 "2017-03-03T16:32:30Z")
Hello~ :smiley: Recently I am learning systems of xilinx and I built a MCU by using EDK. Unfortunately, it always been pointed out that system reset in the following procedure. My system RSTN is following high. The rese… --- ## ["Fatal Error:Could not find device " Error in MSP-FET and MS](https://community.sparkfun.com/t/fatal-error-could-not-find-device-error-in-msp-fet-and-ms/33842)
**Author:** [@omerd29](https://community.sparkfun.com/u/omerd29)\ **Replies:** 0\ **Last updated:** [January 23, 2017, 3:43pm UTC](https://community.sparkfun.com/t/fatal-error-could-not-find-device-error-in-msp-fet-and-ms/33842 "2017-01-23T15:43:04Z")
Hello, I’m using MSP430F5131 and trying to program it by IAR Embedded Workbench while using the MSP-FET debugger. A short background of the PCB: After i compiled the code in IAR with not errors found , i connected the… --- ## [How to generate a 1 pulse per second using ext. oscillator?](https://community.sparkfun.com/t/how-to-generate-a-1-pulse-per-second-using-ext-oscillator/33602)
**Author:** [@omerd29](https://community.sparkfun.com/u/omerd29)\ **Replies:** 0\ **Last updated:** [November 10, 2016, 1:45pm UTC](https://community.sparkfun.com/t/how-to-generate-a-1-pulse-per-second-using-ext-oscillator/33602 "2016-11-10T13:45:04Z")
Hello , I’m using MSP430F5131 micro-controller . I’m using an external oscillator of 12.8MHz which connected to pins PJ.4 and PJ.5 and defined P2.4 ( with timer : TD0.0) as my 1 pulse per second output. I would like t… --- ## [program language](https://community.sparkfun.com/t/program-language/33548)
**Author:** [@amiire](https://community.sparkfun.com/u/amiire)\ **Replies:** 2\ **Last updated:** [October 21, 2016, 3:55pm UTC](https://community.sparkfun.com/t/program-language/33548 "2016-10-21T15:55:51Z")
Hello ! I have a ‘‘Logomatic c V2 - Serial SD’’.I wish to know what language to use for program ? thanks --- ## [Generate pulses](https://community.sparkfun.com/t/generate-pulses/33196)
**Author:** [@dushyant](https://community.sparkfun.com/u/dushyant)\ **Replies:** 0\ **Last updated:** [July 18, 2016, 7:46am UTC](https://community.sparkfun.com/t/generate-pulses/33196 "2016-07-18T07:46:31Z")
Hello, I am making the program in msp430g2553 launchpad. In this my input is from pin2.4. and my output will be three pulses from pin2.0, pin2.1, pin2.2. The code i am posting here in this the output i am getting is fro… --- ## [audio ADC noisy conversion MSP430](https://community.sparkfun.com/t/audio-adc-noisy-conversion-msp430/31764)
**Author:** [@Dodz](https://community.sparkfun.com/u/Dodz)\ **Replies:** 0\ **Last updated:** [October 22, 2015, 1:49pm UTC](https://community.sparkfun.com/t/audio-adc-noisy-conversion-msp430/31764 "2015-10-22T13:49:55Z")
Hello, I´m trying to sampling data from a microphone but even if i try to do an oversampling I get always a noisy sound. I´m actually sampling at 80kHz I tryed to use some reference voltage to increase the sound qualit… --- ## [Multisensor data acquisition through DMA UART](https://community.sparkfun.com/t/multisensor-data-acquisition-through-dma-uart/31759)
**Author:** [@Dodz](https://community.sparkfun.com/u/Dodz)\ **Replies:** 0\ **Last updated:** [October 21, 2015, 7:04pm UTC](https://community.sparkfun.com/t/multisensor-data-acquisition-through-dma-uart/31759 "2015-10-21T19:04:03Z")
Hello , I´m developing a System for Signal acquisition in real-time using an MSP430F5438 and send data through UART protocoll. Each sensor got a separate ADC converter so I Need to put together all the samples and defin… --- ## [MSP430 Launchpad Socket](https://community.sparkfun.com/t/msp430-launchpad-socket/31733)
**Author:** [@\_hello\_world.c](https://community.sparkfun.com/u/_hello_world.c)\ **Replies:** 0\ **Last updated:** [October 16, 2015, 7:22pm UTC](https://community.sparkfun.com/t/msp430-launchpad-socket/31733 "2015-10-16T19:22:44Z")
hello everyone, I am relatively new to microcontrollers and have a query about the msp430 launchpad device. I intend to power the msp430 device via a plug socket charger, I tested it and it works fine. But my question is… --- ## [Input to mic pin of MSP430FG4618](https://community.sparkfun.com/t/input-to-mic-pin-of-msp430fg4618/30870)
**Author:** [@darshandoria](https://community.sparkfun.com/u/darshandoria)\ **Replies:** 5\ **Last updated:** [May 9, 2015, 5:46pm UTC](https://community.sparkfun.com/t/input-to-mic-pin-of-msp430fg4618/30870 "2015-05-09T17:46:54Z")
Sir, I want to give my speech signals to audio pin (microphone) and then after some time i want to read from 3.5mm jack mic out pin. can you tell me in msp430fg4618 which pin is used for mic input ? and also tell me c… --- ## [How to integrate SPARKFUN Venus GPS and write a C++ code](https://community.sparkfun.com/t/how-to-integrate-sparkfun-venus-gps-and-write-a-c-code/30495)
**Author:** [@nat\_pet](https://community.sparkfun.com/u/nat_pet)\ **Replies:** 0\ **Last updated:** [March 8, 2015, 6:17pm UTC](https://community.sparkfun.com/t/how-to-integrate-sparkfun-venus-gps-and-write-a-c-code/30495 "2015-03-08T18:17:41Z")
Hi, I want to integrate SparkFun Venus GPS with my MSP 430. I would also like to ask you kindly to help me find a code in C++ for GPS. I use code composer for writing the software. Thank you so much. --- ## [JTAG TIAO TUMPA (to Ar9331 m150 wifi module)](https://community.sparkfun.com/t/jtag-tiao-tumpa-to-ar9331-m150-wifi-module/29835)
**Author:** [@mrpacket](https://community.sparkfun.com/u/mrpacket)\ **Replies:** 1\ **Last updated:** [December 2, 2014, 3:09am UTC](https://community.sparkfun.com/t/jtag-tiao-tumpa-to-ar9331-m150-wifi-module/29835 "2014-12-02T03:09:44Z")
Hi! I’m new here! I read the “How to ask questions the smart way”, but please excuse any faux pas. I have been attempting to JTAG from a TIAO TUMPA pod to an ar9331 m150 wifi, using openocd 0.8.0 on Ubuntu. I compiled … --- ## [lilypad mp3, randomly- trigger a transistor and -play audio?](https://community.sparkfun.com/t/lilypad-mp3-randomly-trigger-a-transistor-and-play-audio/29747)
**Author:** [@MICyborg](https://community.sparkfun.com/u/MICyborg)\ **Replies:** 0\ **Last updated:** [November 5, 2014, 12:53pm UTC](https://community.sparkfun.com/t/lilypad-mp3-randomly-trigger-a-transistor-and-play-audio/29747 "2014-11-05T12:53:57Z")
finaly i got all components set up like in the pic. https://forum.sparkfun.com/download/file.php?id=3338 so the programming of this device is new to me and i cant find a good example or tutorial for my needs. Its abou… --- ## [Transistors to drive LEDs](https://community.sparkfun.com/t/transistors-to-drive-leds/29139)
**Author:** [@fredriknyman](https://community.sparkfun.com/u/fredriknyman)\ **Replies:** 2\ **Last updated:** [August 4, 2014, 12:08am UTC](https://community.sparkfun.com/t/transistors-to-drive-leds/29139 "2014-08-04T00:08:31Z")
I’m looking at the example at http://processors.wiki.ti.com/index.php … \_Drive\_LED but I’m not sure I follow it. Could someone please check my understanding? Given: Vcc = 3.6V on the EXP-MSP4320G2 board First off, fro… --- ## [Msp430 PWM launchpad P1.0 issue](https://community.sparkfun.com/t/msp430-pwm-launchpad-p1-0-issue/29091)
**Author:** [@Theicaruseffect](https://community.sparkfun.com/u/Theicaruseffect)\ **Replies:** 6\ **Last updated:** [August 2, 2014, 5:11pm UTC](https://community.sparkfun.com/t/msp430-pwm-launchpad-p1-0-issue/29091 "2014-08-02T17:11:18Z")
Hello all. I’m trying to get PWM working on P1.0 but it’s having issues where the light is just staying on, not clearing at the end of each pulse. Now I’ve enable CCIE and the ISR is being execuited, but I’m unable to h… --- ## [msp430f1611, create a vpoltage comparator](https://community.sparkfun.com/t/msp430f1611-create-a-vpoltage-comparator/26955)
**Author:** [@fayistnett](https://community.sparkfun.com/u/fayistnett)\ **Replies:** 3\ **Last updated:** [July 26, 2014, 3:18pm UTC](https://community.sparkfun.com/t/msp430f1611-create-a-vpoltage-comparator/26955 "2014-07-26T15:18:11Z")
I have a msp430f1611 develoment board. I am intend to use it control a switch. the algorithm is to read the voltage input. While(1) Read voltage on DC bus If voltage \> upper threshold{ Start PWM on buck converter Re… --- ## [Arduino easy of use on the MSP430](https://community.sparkfun.com/t/arduino-easy-of-use-on-the-msp430/24615)
**Author:** [@WethaGuy](https://community.sparkfun.com/u/WethaGuy)\ **Replies:** 2\ **Last updated:** [July 10, 2014, 6:47am UTC](https://community.sparkfun.com/t/arduino-easy-of-use-on-the-msp430/24615 "2014-07-10T06:47:47Z")
Ok, looks like I’ve run out of excuses. I have to start developing with the MSP430 now. Energia has made the MSP430 as easy as the AVR in Arduino, almost. Most basic things appear to be working and you can’t tell from lo… --- ## [How to receive a password from matrix keypad to msp430g2553](https://community.sparkfun.com/t/how-to-receive-a-password-from-matrix-keypad-to-msp430g2553/28947)
**Author:** [@mateusaf](https://community.sparkfun.com/u/mateusaf)\ **Replies:** 2\ **Last updated:** [June 20, 2014, 8:29pm UTC](https://community.sparkfun.com/t/how-to-receive-a-password-from-matrix-keypad-to-msp430g2553/28947 "2014-06-20T20:29:55Z")
Hello, I have to make a Project with the msp430g2553 for a subject from my post graduation course. And in my Project the msp430 will receive a password from a matrix keypad to active a dc motor and unlock a door. But I … --- ## [MSP430F233 ADC12 convertion probleme](https://community.sparkfun.com/t/msp430f233-adc12-convertion-probleme/28805)
**Author:** [@marcm89](https://community.sparkfun.com/u/marcm89)\ **Replies:** 1\ **Last updated:** [May 21, 2014, 5:04pm UTC](https://community.sparkfun.com/t/msp430f233-adc12-convertion-probleme/28805 "2014-05-21T17:04:24Z")
Hello, First, sorry for my bad English. I’m using the MSP430F233. On XT1 I have connected a quartz (32768Hz) whitch I use for comunication with UART and timers. I receive a comande by UART then I change the state of 3 … --- ## [Newbie problems](https://community.sparkfun.com/t/newbie-problems/28449)
**Author:** [@142536789](https://community.sparkfun.com/u/142536789)\ **Replies:** 5\ **Last updated:** [March 15, 2014, 7:44pm UTC](https://community.sparkfun.com/t/newbie-problems/28449 "2014-03-15T19:44:06Z")
Hi, I’m trying to set up a Hardware UART from my PC to my MSP430G2553. I need the HW UART because it’s faster than the software UART which has problems when going faster than 9600 b/s. I need the bandwidth so I can set u… --- ## [More details on EK-TM4C1294XL - Tiva C Series TM4](https://community.sparkfun.com/t/more-details-on-ek-tm4c1294xl-tiva-c-series-tm4/28399)
**Author:** [@ds18s20](https://community.sparkfun.com/u/ds18s20)\ **Replies:** 0\ **Last updated:** [March 6, 2014, 8:25pm UTC](https://community.sparkfun.com/t/more-details-on-ek-tm4c1294xl-tiva-c-series-tm4/28399 "2014-03-06T20:25:29Z")
Hi, Anyone got more details on EK-TM4C1294XL - Tiva C Series TM4C1294 Connected Launchpad? https://estore.ti.com/tiva-connected-launchpad.aspx It says that they have partnered with some site for the internet of things… --- ## [timer](https://community.sparkfun.com/t/timer/11325)
**Author:** [@naz](https://community.sparkfun.com/u/naz)\ **Replies:** 3\ **Last updated:** [January 29, 2014, 6:17am UTC](https://community.sparkfun.com/t/timer/11325 "2014-01-29T06:17:32Z")
hello all, how many timers need to 2software uart in msp430f2111? --- ## [MSP-JTAG-TINY and Code Composer Studio 4 Problems](https://community.sparkfun.com/t/msp-jtag-tiny-and-code-composer-studio-4-problems/18741)
**Author:** [@Yaron](https://community.sparkfun.com/u/Yaron)\ **Replies:** 3\ **Last updated:** [January 2, 2014, 2:28am UTC](https://community.sparkfun.com/t/msp-jtag-tiny-and-code-composer-studio-4-problems/18741 "2014-01-02T02:28:44Z")
Hi, I have purchased the MSP430-JTAG-TINY, and I am trying to use it with the TI code-composer-studio-4 IDE but can’t find any instructions for installation. In Sparkfun’s product page it is written that “MSP430.dll ma… [Next page](https://community.sparkfun.com/tag/msp/10.md?match_all_tags=true&page=1&tags%5B%5D=msp)