FvM
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Yesterday, 23:38FvM replied to a thread Obtaining higher voltages from boost converters in Elementary Electronic QuestionsThe term "boost converter" is mostly used to describe specific topologies of non-isolated converters. In so far the question needs clarification. ...2 replies | 116 view(s) -
Yesterday, 23:13The calculated power value is no meaningful parameter and doesn't tell anything about the inductor load. Inductor respectively transistor current is...5 replies | 101 view(s)
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Yesterday, 17:00FvM replied to a thread Circuits capable of compensating leakage in Analog Integrated Circuit (IC) Design, Layout and FabricationYou can supplement the output stage to push-pull, with the pull down transistor current limited to low ”A range.7 replies | 201 view(s)
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Yesterday, 15:37You are showing the instantaneous power, it doesn't create losses. You'll rather look for avg(IČR) and peak flux.5 replies | 101 view(s)
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Yesterday, 15:30FvM replied to a thread Circuits capable of compensating leakage in Analog Integrated Circuit (IC) Design, Layout and FabricationQuestionable. You didn't elaborate the question much, except for specifying the application range. The question is still too general I think. Any...7 replies | 201 view(s)
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Yesterday, 10:59FvM replied to a thread a chip which do the same as the mux/demux When they are put together in Hobby Circuits and Small Projects ProblemsWe can either discuss the given circuit or any similar looking circuit that might be implemented. As for the given circuit, you can either omit...15 replies | 240 view(s)
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Yesterday, 07:10FvM replied to a thread a chip which do the same as the mux/demux When they are put together in Hobby Circuits and Small Projects ProblemsNot an octal buffer. The circuit blanks all not addressed signals. But the left circuit halve can be omitted.15 replies | 240 view(s)
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19th November 2018, 19:20FvM replied to a thread Generation of Vcm in LVDS driver in Analog Integrated Circuit (IC) Design, Layout and FabricationNot sure what you're talking about. Transmitter termination resistor is 100 ohm in case of doubt (to match the cable impedance). 10k resistor has...6 replies | 195 view(s)
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19th November 2018, 00:27Opto coupler to cut the digital ground connection, sure. My doubt is, there may be problems with other lines if the interferences are strong enough.27 replies | 628 view(s)
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19th November 2018, 00:19Post #1 demands a frequency range of 7 decades, thus it should be crystal clear that low distortion, spurious and noise has to be achieved by...6 replies | 162 view(s)
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19th November 2018, 00:06"Stop functioning" is more likely a problem of the digital controller or may be simple USB connection loss caused by ground common mode...27 replies | 628 view(s)
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18th November 2018, 23:59FvM replied to a thread Verilog Synchronize with External Signal in PLD, SPLD, GAL, CPLD, FPGA DesignUsing unregistered !RxD in the comparison will cause occasional failure (double or no edge detected) due to clock skew and metastability. Text books...4 replies | 194 view(s)
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18th November 2018, 23:35We are still waiting for an answer to what is "DAQ board upset". In other words, we don't know what the actual problem is.27 replies | 628 view(s)
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18th November 2018, 23:26Yes, integrator limits are mandatory for anti-windup. It can be implemented in different ways. Simple PI controllers often use the "velocity...16 replies | 326 view(s)
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18th November 2018, 22:33The critical ground loop is through USB ground, PC and PE. The loop allows lower frequency components and higher interference energy to strike the...27 replies | 628 view(s)
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18th November 2018, 15:51Neither. You only change the phase accumulator increment.6 replies | 162 view(s)
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18th November 2018, 15:47Why? integral is keeping the duty cycle. Problem with speed measurement is the dead time. Below 1000 RPM, the update rate is lower than the...16 replies | 326 view(s)
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18th November 2018, 10:48The PI algorithm is basically correct. How are you reading speed, can the measurement keep up with the 100 Hz controller sample rate?16 replies | 326 view(s)
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18th November 2018, 10:37Something like this. Or, probably more straightforward, using sprintf() formatting to generate the intended output. I agree that LCD_Clear is...8 replies | 196 view(s)
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18th November 2018, 10:18Unfortunately the photos don't show the mounting position and wiring of the Arduino board. If the Arduino has no other connections than USB and the...27 replies | 628 view(s)
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18th November 2018, 09:50What's the transformer power rating?3 replies | 166 view(s)
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18th November 2018, 09:38I presume MHz. If not using digital synthesis, how are you generating sine or triangular waveforms? Most today's function generators are DAC...6 replies | 162 view(s)
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17th November 2018, 16:19I2C master function isn't associated with an address, only slave function. Loosing arbitration in a multi master system only indicates that two...9 replies | 211 view(s)
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17th November 2018, 10:51-9V supply exceeds the 2N2222 Vbe breakdown voltage (about -7V) and puts the CB junction in forward operation, creating a low impedance path between...6 replies | 286 view(s)
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17th November 2018, 00:36FvM replied to a thread High output current, short circuit protection circuit diagram. in Show your DIYDoes it work in real hardware? Unlikely. Need to check if safe operating area is kept for different short resistances.2 replies | 261 view(s)
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17th November 2018, 00:01FvM replied to a thread Generation of Vcm in LVDS driver in Analog Integrated Circuit (IC) Design, Layout and FabricationYou overlooked that the hypothetical LVDS driver uses a termination resistor Rt_t, thus it needs to source 7 mA to get 3.5 mA at the receiver.6 replies | 195 view(s)
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16th November 2018, 10:38A simple search using "Xilinx XADC Zybo" or "Xilinx XADC ZedBoard" beings up so many results. Did you try to look into them?1 replies | 151 view(s) -
15th November 2018, 09:35dpaul replied to a thread clocking issues in capturing debug signals in ILA in PLD, SPLD, GAL, CPLD, FPGA DesignPlease post a screenshot of your ILA connection/s to the modules. What is the nature of signals you want to probe? Not at all. It can be...2 replies | 210 view(s)
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15th November 2018, 07:54float * arg is an array of float pointers, your C compiler will tell you if you try. float *arg and float arg are equivalent, as shown by...13 replies | 493 view(s)
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14th November 2018, 23:22func(float * arg)13 replies | 493 view(s)
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