Re: BF537 hangs after a cmdline reboot
Hello, I'm back finally.There were no chenges to u-boot. Patch to kernel:diff --git a/arch/blackfin/mach-bf537/boards/stamp.c b/arch/blackfin/mach-bf537/boards/stamp.c index d6e977d..a2df964 100644 ---...
View ArticleRe: ADG936 input DC offset
Hi AB, As you noted, the trade off here is with Ron and Vbias, the higher the DC bias the higher Ron goes. Figure 1 in AN-952 shows a typical plot of this relationship. In your case, using 0.8V offset...
View ArticleRe: AD9361 TX PLL Switching time
Hi Thanks 0dBc, I will try to measure with high sampling rate oscilloscope
View ArticleRe: AD9361/4 BBPLL locking time & resolution
Hi vv_rustamov, How you are configuring AD9361?
View ArticleADV8005 DDR interface performance
Are there test results or simulation reports that show the timing characteristics of the DDR interface over process variation, supply voltage, and temperature? These results are useful for designers in...
View ArticleRe: adfmcomms1 square wave and adc
Hi, 1 - How did you set the data format for the AD9122 and the DAC core (twos complement or offset binary)?2 - The data is stored in memory starting from the DDR_BASEADDR address. Please take a look...
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Re: HSC-ADC-EVALCZ software revision (VisualAnalog)
Hello Kirill, VisualAnalog works fine with Windows 7. I do not have the exact revision you indicated, but I have been using VisualAnalog on Windows 7 for quite a long time with no problems with OS...
View ArticleRe: CN0235 software
I'm trying to monitor 12 batteries for now. When I insert the battery I use Vin0 as ground and Vin1 as the positive terminal (don't know if that's right ). On the software, do not see the device...
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Re: Standard digital isolator for I2S audio line
Hello Takehisa, I have not looked into the I2S bus before, so I pulled down the standard and had a look. As you point out this standard is written around TTL logic levels. Our first generation...
View ArticleRe: Output offset with AD620
Hi Peter, Thanks for using ADI products on your applications. Where is your input voltage coming from? Can you make sure that it is not floating by ensuring the it is connected to a common ground where...
View ArticleRe: ADL5304 usable range
Hi Peter, I moved your question about the ADL5304 in the RF Community. Someone here should be able to assist you. Best regards,Emman
View ArticleReference input AD5686R
What is refference current,, input range and input Impedance for VRef in if is used as input for externa reference voltage?In addition toconsidering the use ofinternal andexternal referenceconnected...
View ArticleRe: Noise AD9822
I just take the CCD out of the circuit and I still have noise on the digital part, ThanksMajid
View ArticleRe: Re: MAT14 vs. MAT04
Hi AnnaFeB, I have received another question from the customer.His question is difference between two graphs of Base-Emitter-On-Voltage vs. Collector Current,There is big difference of two graphs in...
View ArticleRe: ADV7343 - Input Clock Frequency
Shall i control the output pixel clock out signal on the LLC pin of ADV7611, the DR_STR_CLK[1:0], IO, Address 0x14[3:2] register by Medium low (2×) for LLC up to 60 MHz If using the above register...
View ArticleRe: Standard digital isolator for I2S audio line
Hi MSCantrell, Thank you very much for your reply and concerning. At first for your question, target performance is 5~6 Mbps in current design, however it may increase to around 20 Mbps in near future...
View ArticleADV7513 Power Supply Filtering
Hi, The Hardware User Guide of ADV7513 specifies to use an LC filter of 10µH inductor and 10µF capacitor for noise suppresion and also to separate the power domains.In the ADV7511 EVM, we see that...
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Re: Re: network works on uboot but failure in uclinux
Hi Aaronwu, I tried but still failed , for lack of knowledge on bf548 . Yeah, the LAN_IRQ pin is connected to pin PH5 on my custom board whereas PE8 on bf548-ezkit .And I do two tests in...
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