Switcher AND Linear Regulator?
Team,Is there a part that is a switcher controller and linear regulator controller combined?My customer says he is looking into a Linear Tech part, which I guess might be this:...
View ArticleGetting ttyO2 and ttyO3 to work?
Guys,Are there any additional steps that need to be done to get /dev/ttyO2 and /dev/ttyO3 working in the linux-3.2.0-psp05.06.00.00 package? I believe I am pinmuxing them correctly:static struct...
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[AM335x] GEMAC - RMII Stuck at 10 Mbit/s Mode
AM335x Champs,We've been able to get the GEMAC up and running using RMII. However, we are stuck in 10Mbit/sec speeds, 1.1Mbyte/sec in fact, and are trying to acheive the 100Mbits speeds. We've...
View ArticleSDCARD temp data logger on stellaris launchpad
Hi,I have a stellaris launchpad,after I want to interface sdcard as a mass storage device and it should be reflected as removable disk on the PC.and I should be able to read ,edit files just like on...
View ArticleMigration expectations to TM4C part from LM3S part
During product development, we have identified a number of hardware related issues in the use of a Stellaris LM3S1811 MCP including the I2C bus hanging, flash only allowing 100 erase/write cycles, SPI...
View ArticleHow fast a loop can execute?
I've been running some tests on a MSP430F5528. I set it to run off the DCO at 8Mhz. then flip a bit in a while loop. On the MSP430F5528 the signal generated from the bit flipping is around 523kHz....
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UART clock source in TI-RTOS
After I changed the tick period in the clock module (default is 1000), the UART will no longer work. I guess UART transmission use the timer that clock module use. However, I can't find the information...
View ArticleLM5070 PoE PD_3.3V schematic review?
Hi, Can I get attached LM5070 schematic review and advice?It is used for PoE PD_3.3V of CCTV.I referred Snva104.pdf(AN-1358 LM5070 (AE)) and Figure9. Non-Isolated solution in Page8.(Output Voltage :...
View Articleerror #99923: Corrupt member header:...
I‘m trying to use the lib file in opencv, but the build results show errors as below:error #99923: Corrupt member header: 'C:\opencv\build\x86\vc10\lib\opencv_core231d.lib'.Similar deployment in...
View Article[WL1271] Stress Test Failure - ERROR watchdog interrupt received!
WiLink champs, We are stress testing out WL1271 + AM3352 customer board by calling wget on my PC to download a 100MB file in an infinite loop from Apache over the Wifi link. It was able to make a lot...
View ArticleADXL346 interface with CC2540
Hello All,Has anyone successfully interfaced CC2540 with ADXL346 accelerometer? I am having lot of trouble in interfacing over SPI. If some one has already done and dont mind sharing some hints, I will...
View ArticleProgramming F2812 using Flash memory.
Hello Friends,I am working on F2812 microcontroller. I am trying to program using flash memory for stand alone operation. I have succeeded in flashing the program. But for some reason none of the...
View Articlecc2541 HAL UART intermittent data corruption
Hi All,I must be doing something silly - I'd appreciate a look. This is my 1st time using HAL UART commands and I see intermittent data corruption. The failure rate can be changed by modifying the...
View Articleaudio pass-through using C6748-LCDK
Hi,I'v just bought a C6748 LCDK kit and an XDS100v2 emulator. I could execute sample programs (Hello world, fingerprint) but I am looking for code (and tutorials) for realizing an audio pass-through...
View Articleadjust the image quality and color via ISP IPIPE or H3A?
hi,I want to know how to adjust theimage quality and color, via ISP IPIPE or H3A?the H3A must be required?(I use CMOS sensor),there is a configure value:struct preview_wb wb_defaults = { .ofst_r =...
View ArticleError when loop back TCP3E and TCP3E in C6670
Dear all, I am new to TCP3E and TCP3D. When I integrate the TCP3E and TCP3D demo provided in MCSDK in one project, it works fine with separate data. TCP3E encoded info bit set A, get encoded bit...
View Articlewhat does the register 0x35 mean for DS90UB913Q
Hi TI,In my design, Rmode on DES is 0 ohm, Rmode on SER is 100K ohm. REG[0x1F] on DES is 0x00; REG[0x05] on SER is 0x10. That is :913Q in "PCLK from imager" mode; 914Q in 12bit LF mode. Is it all...
View ArticleCC1111 USB issues
Hello,I am facing a problem that some people here have already had. Everytime I plug my board to a PC with Windows, it says that it can't be recognized and there is nothing to do about the drivers,...
View ArticleLPC11A02UK
I have a project very tight in space. I notice NXP LPC11A02UK is a 2.5X2.5 WLCSP20 package. it is very attractive to me, I never use NXP MCU before, I feel their support may not very good. could any...
View ArticleLightCrafter, sending multiple static images for automatic calibration...
Hi, I am sending the lightcrafter multiple static images, around 100 one after another, for the purpose of calibration. I use a packet size of 32k and individually, loading the images one at a time...
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