LM25066 configuration
Hi Team, IBM is using LM25066 for server hotswap design. As they use this device for two different projects with different hotswap setting. They want to know if the three registers shown in below table...
View ArticleIs ILC exits in C6748
I use the followling option configuration to compile my for loop statement.Cl6x -o2 -mf5 -k -mv=6748 --compile_only Continue.cppWhen I analyse the asm file generated by the DSP compiler, I found ILC is...
View ArticleCan ccs3.3 support TMS320F2806x ?
Dear,My old solution is on F2812 in ccs3.3. Now i want to update and cost down the solution.I think F28062 can meet the requirement. I'm not sure if ccs3.3 can still support F2806x? Please help.
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TLV62130 short circuit damage
Hi,I am testing out the TLV62130 to potentially be used in our new product.However, every time a short-circuit is produced across the TLV62130 output (i.e. not the MCP1727), the TLV62130 is damaged...
View ArticleLinux Kernel loading issue
Hi, We have made a custom board based on AM335x. We are facing an in issue in the board bring-up. We have loaded the SPL and U-boot through serial port. Then from U-boot all the bsp firmwares...
View ArticlePCM4220 noise increases after changing sampling rate
Hi Team,My customer Advantech is working on a Sound/Vibration DAQ, they are using PCM4220, it's closed to RTM (2015 Q2). Currently they are seeing a strange problem. Here is how to duplicate the...
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Importing MSP-EXP430F5529LP Schematic into Mentor Graphic Pads
The schematic for the MSP-EXP430F5529LP is available here: We have imported it in Designer Schematic. However, we can't import it into Pads Layout. Aren't both softwares from Mentor Graphics? Has...
View ArticleOPA2613 Thermal Considerations
The OPA2613 is only available in a SOIC package. It looks like the HSOP (power package) has been discontinued. This is odd that a high power op amp is only available in package that has a thermal...
View ArticleChanging ADC sample rate in RCGC0 results in ADC clock disabled
Hi everyone,So I found a weird behavior. All this in ADC0, didn't fully tested ADC1When I change the ADC max sample rate in RCGC0 for some reason the ADC clock gets disabled and I don't know why. I...
View Articlethe last ICDI driver version
Now my PC/win7 has ver2.0.9270.0 driver with usin CCSv6.And ICDI drivers is uploaded in TI web as below:StellarisR ICDI Drivers(ACTIVE)...
View Article.rodata section incorrectly marked read-write with msp430-elf-gcc using...
In the elf binaries generated by msp430-elf-gcc, rodata should have the READONLY attribute set, otherwise msp430-elf-size counts .rodata as part of .data, causing incorrect SRAM usage estimates. I...
View ArticlePCM1861 - INT pin discrepancy
Hello,The datasheet for the PCM1861 has the following information for the INT (no. 19) pin:Page 5 - "Pull High for Active Mode, Pull Low for Idle."Page 53 - "The INT pin is ideally designed to be used...
View Article[Start: Texas Instruments XDS100v2 USB Emulator_0] - just hanging at that prompt
Hi folks,I have an ARM3359 (based on ICE), and after I created my Target Configuration, added GEL, etc., I press test connection on my Win7 machine, and CCS v6.0.1 just hangs at this prompt:[Start:...
View ArticleFor LCD_C blink function of MSP430FR6989IPZ
I am using the MSP430FR5xx_6xx_DriverLib.Setting the LCD memory of LCD controller "Static and 2-Muxto4-Mux Mode".Only one segment that segment trying to blink has become to do a segment ON the blink...
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MSP430 DIO(PIO)ピンの貫通電流 [msp430info through-current]
DIO入力の貫通電流について、時々お問い合わせが有ります。 この点に関する留意点を説明いたします。１ 貫通電流の影響 ・ DIO入力部はCMOS回路ですので、on/off時に貫通電流が流れます。 （貫通電流については、書籍やWebを見てください。） ・ かつ、入力部はHi-Zなのでopen状態では、ボードのL/Cの影響を受けてpinに電圧が発生して、入力on/offがパタパタするケースが有ります。...
View ArticleIn The Motorware Ver14,Lab05a Add speed encoder programs
Hi all,Copying program to lab05a, lab12b speed encoder, but found that lab05a program motor cannot work.In The ctrlQEP.H,// generate the motor electrical angleangle_pu =...
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MMC0 of AM335x can be used as sdio interface to connect with WL18xx?
Hi, allI know MMC2 is used as SDIO for WL18xx in AM335x evm board. But for our design MMC0 is a prefered choice, is there any problem except that we should modify some pinmux setting on linux...
View ArticleConnecting external hardware to CC2530 board
I'm currently trying to connect a sensor with an analog output to the CC2530 board. From my understanding, I can connect the sensor's output to the I/O pins on the board which correspond to pins...
View ArticleQuestion on PGA281 datasheet
Hello,I am looking to PGA281 datasheet.In there, I cannot understand Figure 38.If 8Vpp applied to the input, each VOP, VON will show 2Vpp. (I agree)but, why differential VOUT will be 4Vpp? ( I cannot...
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TRF7964A SPI Interface
Hi,,I´m trying to communicate with the TRF7964A by SPI,, but I never got a response from TRF7964A. I´m trying first to read some registers,, I checked the SPI signals with an osciloscope and the...
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