Bluetooth antenna orientation.
Hi, I am a newbie in RF. I am using a Panasonic PAN1323ETU bluetooth module. Does the antenna orientation effect the range of bluetooth? Should there be 2 different antenna orientations for...
View Articlelightercrafer can not boot successfully
hiI have got a new lightcrafer.when it powered on , it stays in booting mode with progress about 90%. after sevel minutes,it could not boot successfully. could you tell me how to do with this.
View ArticleClik here to view.
ADS1282 low frequency noise
Hi!We have working design on the basis of ADS1282. All is well, but we have in the signal low-frequency pseudo periodic noise. See below.Here you see 4 channels shorted to 400 Ohm. What is it?
View ArticleCC1101 to CC1125 link
Hello, I am trying to create a link between our product, using CC1101, to the evaluation board with a CC1125, in the 433MHz band, however, I encountered several problems:1. Preamble setting: The CC1101...
View ArticleCC2531 program flash with USB
Hello,I hope this is the right place to ask.I have a project running on cc2530, and I want to migrate it to cc2531.I was wondering whether it's possible to create my own flash programmer to program the...
View ArticleMSP430G2231 -- LPM3 with VLOCLK running TimerA, how to set up for LPM3?...
Hi: I am using the MSP430G2231 and trying to go into LPM3 with wakeup by TIMER A. To put it into LPM3 I am using these commands:MOV.B #20h,&BCSCTL3 ;SELECT VLOCLK AS THE...
View ArticleZigbee Stack Development
We wish to develop zigbee stack for CC2530. Anyone have any idea about the time it would take for a 2 Member team which would work 50 Hrs per week? I wish to know this to find whetehr developing stack...
View Articleusing System_linkControl
Hello,using RDK, when we use System_linkControl with wait =TRUE , does it mean that the function waits until control link finished the job and sent ack, or does it mean that the control link recieved...
View ArticleLM22677 - two in parallel?
Can I use two LM22677s in parallel?If so, is there a reference Cct?
View ArticleFatal Error[e89] when building EZ430-RF2560 Bluetooth SDK with IAR workbench
Hi,I tried to build EZ430-RF2560 Bluetooth SDK with IAR Embedded Workbench Kickstart - Free 4KB IDE. However, its linker generated the following error message and failed:"Fatal Error[e89] Too much...
View ArticleADC of 2812 DSP -reg
SirI have to give an analog signal through my ADC on board to DSP. What are the current and voltage limitations.
View ArticleCC2540 Mini kit - making the keyfob discoverable
Hello, It seems I got one of the very old mini kit versions (March 2010) I ordered it from Farnell. Anyway, I managed to get over the issue with the battery and constant beeping of the kit....
View ArticleAbout add-on Interface to MSP-EXP430F5529 Experimenter Board
I am trying to develop an application using TI's MSP-EXP430F5529 Experimenter Board.http://www.ti.com/tool/msp-exp430f5529I am developing Voice activated system in which MIC and Sound playback IC will...
View Article28069 FPU Errata
Hi,28069 Errata specifies issues with FPU commands MPYF32, ADDF32, SUBF32, or MACF32 followed by read the target register. The Errata requires three NOP's or neutral commands before reading the...
View ArticleSaving log / trace to file
HiI am new to code composer 5, so i'll appreciate any help....right now I am using "LOG_printf" commands to debug my code, and i see them in the "printf log" debuger window.I would like to save those...
View ArticleHelp! Not working WLAN(TI WL1271) SDIO card on OMAP4430.
Hi, everyone!Itry to usewifi(TI WL1271) sdio cardonBlaze(). I saw following error message when mounted on card: wl12xx: ERROR nvs size is not as expected: 1113 != 912Sowas replaced...
View ArticleHow to used the Pin-Oscillator Frequency In I/O Output?
Dear All:My question just like the title,I search in MSP430G2x12 datasheet,that's show the pin-frequency can usedbut i have no idea how to control it on output and setup?bcuz the example code are all...
View ArticleOpenMAX MJPEG decoder
I have been trying to use the DM8168 MJPEG decoder via OpenMAX in EZSDK 5.04.As shown in the decode_display example, it works fine for decoding a small number of frames. However, I am having a problem...
View ArticleLiFePo4 pack more than 72V
Hello,I would like to use the bq34z100 but my pack size exeed the 60V given in the spec.Is there a way to still use the bq34z100, for example changing the divider, knowing the result will have to take...
View ArticleEnabling security in Z Stack 2.5.1a in SE profile
Hello,I am trying to connect a Simple metering device to a coordinator. The network needs to be secure. I am using the Sample Application in SE folder in the Z stack installation. I have followed these...
View Article