XIO2001 ZGU Microstar Package BSDL File
Within the BSDL file "XIO2001 BSDL 6-23-2010.bsdl" for the ZGU package of XIO2001 the ball F10 is assigned to VSS, within the datasheet (SCOS212D May 2009, revised Jan 2010) F10 is assigned to...
View ArticleInternal temperature measurement does not stabilize
Hi,I am reading the internal temperature in LM3S9DN6 according to the errata sheet (Stellaris LM3S9DN6 RevA2 Errata) and disregarding the two first samples. At first I set it up to do 3 samples using...
View ArticlePC based Zigbee application startup usiing CC2531 USB dongle
Dear Fellow Developers:I am starting a PC C# Visual Studio application that wants to send Zigbee messages via a CC2531 USB Dongle to CC2530 routers and endpoints.Does any one have a simple PC...
View ArticleRhino debugger crashes when opening debug server session
I am trying to get DSS working with CCS 5.3 using an MSP430F2618.The code I am using is the quicksort example code that ships with CCS, though I modified the config so that it works with the F2618....
View ArticleOP AMP OPA 2541
Dear Sir / Madam,Dear Sir / Madam,We are using one of your Op Amp OPA 2541. We have OPA 2541BM which has an operating temperature range of -25⁰ C to +85⁰ C with an absolute maximum ratings of -55⁰ C...
View ArticleCPSW misses 25% pings? No HW issue!
Hi allI am facing a (weird?) problem:I have a prototype-board (similar to the beaglebone) using an XAM3359 with a SMSC-PHY. From an external company I got a linux-system that is working properly...
View Articleusing fw_setenv to write U-boot environment variables to nand from linux...
We are having problems using fw_setenv to set U-boot environment variables in nand from linux.Here is the nand partition layout:->cat /proc/mtddev: size erasesize namemtd0: 00020000 00020000...
View ArticleThe problem of using LM10010+TPS56121 as CVDD of C6678s
Hi，We have a design using LM10010+TPS56121 as the CVDD power supply of C6678s as the reference design of PMP7256.But the ouput voltage of TPS56121 is 1.1v,much higher than design using...
View ArticleAM3359 SPI
Hi,I'm using GPIO lines for chip select, as per my requirement i need to change the status of GPIO line ( only after all the SPI Data bits are transmitted ).AS per the TRM page 4003 , we checked for...
View ArticleMSP430 UART Baud Calc Alternative
The MSP430Ware UART Driver uses UARTBAUDRATE_calculateBaudDividers() to calculate the divisor values. That function uses a lot of floating point operations. It there a lighter implementation that uses...
View ArticleMSP430 Interrupt
How can i find the difference between the interrupt for UART RX and SPI RX in MSP430F2370? i am using IAR Compiler the Interrupt Code is for UARTpragma vector = USCIAB0RX_VECTOR__interrupt void...
View ArticleC6455 --c64p_dma_l1d_workaround, are there any other options available?
We recently ran into an errata that discusses L1-D cache. A workaround proposed is to use a compiler directive (--c64p_dma_l1d_workaround). I also saw some subsequent errata for C674x that provides a...
View ArticleClik here to view.
Xorg videodriver problem with fonts
Hello,I have a strange problem with xorg video driver:When in my xorg.conf option"NoAccel" is set to"true", then everything is displayed correctly, but it's slow.When I comment this line and restart...
View Articledecoder return Dmai_EBITERROR, how to ignore it?
Hi,guys:I am using DM365+DVSDK4.0.My H264 stream comes from network and other interface, not filesystem. there are some lost package when send to decoder.the stream is sent as "29 P frames + 1 IDR...
View ArticleESD of SN65LBC180 and SN65LBC176
Please teach ESD Voltage of SN65LBC180 and SN65LBC176.Human Body Model (HBM)Bus terminals and GND ±？？kV
View ArticleClik here to view.
TMP302A pullup/pulldown values
Hi,Can you please give the recommended pullup/pulldown resistance values for the TMP302A TS0 and TS1 setting inputs?We are using a 47K pullup to VCC for the TS1 line, and 0 Ohm pulldown to GND for TS0...
View ArticleMSP430F67xx DMA Stall while eUSCI SPI Communication
Hi all,Do you know a probrem on DMA module of MSP430FR5739?This probrem was described onhttp://e2e.ti.com/support/microcontrollers/msp430/f/166/p/222669/864227.aspx#864227and announced as Errata DMA9...
View ArticleHardware Design options for SPI mode of configuration? C6657
My team and I are currently designing with the C6657 and want to use the SPI bootmode. We plan on having a FPGA drive the BOOTMODE pins at power on such that the DSP's boot ROM can interface with a...
View ArticleFunktion __ffsqrtf from "fpu.h" is not defined for 0
Is there a solution or a fast alternative?
View ArticleTRF7970 hardware design
Hi,I am working on RFID reader design for that i am duplicating the TRF7970 EVM modules hardware schematic. But the problem i have faced is after design the same kind of PCB the ckt not worked. Hence I...
View Article