cc1101 crystal
hi;i have gone through the NDK crystal site and i couldnt find what is output logic of the crystal oscillator can you please specify thanks in advance
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[LM1117] Power supply: Overload problem and the Regulators gets more...
HI,We are using 1.2V,3.3V and 5V and the load consumes 750mA current with the input DC at 7.5V,7AH battery / 9v, 1A from adapter. We are using LM1117(800mA) regulators for this.But we have a problem in...
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Pin A4's pulse wave upon power on & connection failed
Hi,What does a signal like the on pin AXR15 / EPWM0TZ[0] / ECAP2_APWM2 / GP0[7] indicate?We have just finished soldering a board with L138 processor powered by TPS65070 PMIC. The PMIC could generate...
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bq24075 not charging, new user
Hello,im new to bq24075 and just assembled the first prototype and the charger is not charging, so i assume i interpreted the data sheet wrong. i have attached my schematic. the interesting thing is...
View ArticleProblem with HALT mode on Piccolo TMS320F28027PT
Hello everybody, I have a question/problem with the HALT mode on the piccolo F28027 (control stick) device. When I use the header - file example (Example_2802xHaltWake) and put a High to Low transition...
View ArticleMultiple USB Bulk Devices (slaves) connected to one PC(host)
I have a DK-LM3S9B96 evaluation board (two actually) configured as a USB bulk device. I have a PC app that uses lmusbdll to communicate. Everything works fine.What I need to do is to be able to have...
View ArticleDM648, CCS5.3, SYS/BIOS6 "GIO_create()" error
Hello,I am trying to learn SYS/BIOS and I would like to write a small application that sends data to the uart. I am using a Lyrtech board with a DM648 processor. I have installed CCS5.3, SYS/BIOS...
View ArticleTMDSSOLARPEXPKIT - my F28035 control card is getting heated
i have recently bought a TMDSSOLARPEXPKIT kit with F28035 control card. i just connected it with pc and 20V power supply, initially i saw LEDs in the control card F28035 glowing then in next few...
View ArticleLM3S pwm dont working
hi;he following codes compile is ok.but i cant get pwm outputs .I'm watchingoutputswithan oscilloscope(portd pind0,pind1,pind2,pind3).why?i cant found errors..all thanks..my codes..#include...
View Articlehow to take input(ECHO signal ,high) from a sensor in LM4F120H5QR using GPIO
first, I am a new user of LM4F120H5QR....I have very less knowledge about it....I am using the sensor name "Ultrasonic range finder"....I have to give it the Trigger pulse of duration 10us and as...
View ArticleADS1299 Wiring & Start
Hello,I'm trying to get the ADS1299 running. I wired the chip after the Instructions in the Quick Start Guide, programmed parts of the Startup Sequence.For testing the functionality, instead of...
View ArticleKSZ8873 switch on AM1808 custom board
Hello all,We have design a custom board with AM1808 processor based on Hawkboard design. Until now we have being able to do serial and NAND boot using U-Boot (v2010.12) from...
View ArticleCC1101 +Arduino not transmitting or Receviing!!1 Please Help!
Hey Jerome, My name is Vidya . I am also trying to get my CC1101 to work wiht the arduino . I am alos using the ELECHOUSE libraries and trying carrier frequency of 432MHZ but i am not sure if it si...
View ArticleCC430 Hardware Question (Separate VCC)
Hello AllI chose the CC430F6137 for a low power application.for more info: CC430 = (MSP430 + CC1101)at the moment i want to separate the battery used for general MCU application and RF application in...
View ArticleProblem with CC430F6137 PCB
Hi EveyoneI am student and doing a student Project. So for my project I made a two layer PCB Board for CC430F6137. I can program it well using JTAG 2 SPY Interface. For Blinking LED, this PCB board...
View ArticleAnyone facing Trouble communicating I2C mode using USCI_B ?
Hi all, Anyone is facing problem communicating with USCI_B module in the I2C mode may contact me for the complete software for the single write in the single master mode. I have successfully...
View ArticleHow to add custom lines to initialization lines for a fully initialized CCS...
I want to add a few customized lines to the default "fully initialized assembly only" project. Is this possible? Below I have written the already initialized...
View Articlei2c
hi i'm using msp430g2402 microcontrolter can we design(write the program) i2c without using interrupt
View ArticlePCM1753 resolution voltage question
Do you know if any of the Texas Inst 24 bit audio DACs can be used to produce a high resolution static DC voltage? An example part is the PCM1753. I do not need low drift or high precision. I am...
View ArticleWhat happend to TMS320TCI6609?
Hi,Just to be curious: I read several announcements about TMS320TCI6609, 4xC6678 combined on a single die. Now that Keystone2 devices are approaching, any idea what happend to this 32-core chip?Thank...
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