FvM
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Today, 13:38FvM replied to a thread Arduino-Pc interface in Embedded Linux and Real-Time Operating Systems (RTOS)Arduino must not be connected to IDE at the same time.1 replies | 68 view(s) -
Today, 13:25FvM replied to a thread Sending data from pic microcontroller to web server using ethernet..... in NetworkPIC18 isn't very effective for ethernet implementation, but feasible. Examples are available from microchip. You get less software overhead by...3 replies | 103 view(s)
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Today, 13:03What does it mean? Which features are required?2 replies | 138 view(s)
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Yesterday, 17:10Some interesting points characterizing the device are quoted below: The heater The "earthing" electrode below the shower head3 replies | 249 view(s)
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Yesterday, 16:50FvM replied to a thread Network analyzer calibration for RF test points in RF, Microwave, Antennas and OpticsWhat the intended accuracy (delay, Z0)? MS-156C itself has limited precision, see e.g. VSWR spec. Did you consider to make your own calibration...1 replies | 114 view(s)
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Yesterday, 16:33I would expect EPCQ16 used as configuration device. You want to check if it's connected to the FPGA respectively. Setup the configuration memory...5 replies | 318 view(s)
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Yesterday, 16:16FvM replied to a thread What is the cutoff frequency of the capacitively loaded Transmission line in RF, Microwave, Antennas and OpticsIf mtline is setup as an ideal 50 ohm transmission line, the answer is very simple and you should be able to derive it yourself. Just a first order...7 replies | 173 view(s)
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Yesterday, 16:03FvM replied to a thread Rigid flex Cross section OrCAD PCB Designer in PCB Routing Schematic Layout software and SimulationSolder mask and -paste are linked to top and bottom copper layer. You can't place component pads at internal layers and get no auto generated solder...9 replies | 659 view(s)
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Yesterday, 14:31FvM replied to a thread Voltage spikes on the Gate-source of upper H-Bridge MOSFETs (for LLC converter) in Power ElectronicsWe are curious to see the result of the common mode test suggested by Easy peasy.10 replies | 400 view(s)
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Yesterday, 11:24FvM replied to a thread Rigid flex Cross section OrCAD PCB Designer in PCB Routing Schematic Layout software and SimulationI would expect common stencils for rigid and flex part. A support may be required for the flex part. Special problem is second printing pass. It...9 replies | 659 view(s)
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Yesterday, 11:18At which Baud rate?13 replies | 302 view(s)
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Yesterday, 09:38You are right, I overlooked one short in the first circuit. The answer is, fully differential is only possible in the four block topology.3 replies | 129 view(s)
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Yesterday, 08:24Both circuits implement different transfer functions. Why don't you calculate it?3 replies | 129 view(s)
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21st October 2019, 22:47Like many other flash CPUs, the application program can be readout in-circuit by manufacturer provided ISP tool or by general purpose programmer...1 replies | 154 view(s)
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21st October 2019, 22:26What do you want to achieve? Quartus is a FPGA synthesis tool, not a simulator. You may use the free Altera Starter Edition of Modelsim shipped with...6 replies | 337 view(s)
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21st October 2019, 22:11475 MBPS SDR and 950 MBPS DDR, why not read the datasheet yourself?6 replies | 384 view(s)
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21st October 2019, 11:47That's what I read into the datasheet. The specification is a bit vague, you may want to ask the manufacturer for an unequivocal spec or check the...3 replies | 237 view(s)
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21st October 2019, 11:41FvM replied to a thread [SOLVED] NFC System with antenna which can provide from 1 A/m to 7.5 A/m signal strength in RF, Microwave, Antennas and Optics1.5 to 7.5 A/m is the standard field strength according to ISO 14443 which has also been adapted for NFC, active mode. It can be achieved by most...3 replies | 227 view(s)
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20th October 2019, 22:36The configuration has to be readback from the configuration device, not the FPGA.5 replies | 318 view(s)
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20th October 2019, 22:31There's a minimum read time spec.3 replies | 237 view(s)
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20th October 2019, 09:29Muthuraja.M started a thread Usage of Synchronous and Asynchronuos FIFOs in ASIC Design Methodologies and Tools (Digital)Hi Friends, I need to know the exact difference Synchronous FIFOs and Asynchronous FIFOs based on its usage and applications. If the clock...2 replies | 244 view(s)
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19th October 2019, 10:17Series 7 is specified for 950 MBPS DDR LVDS speed, 910 MBPS has little margin. It's suggested to use digital phase alignment to adjust the receiver...6 replies | 384 view(s)
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18th October 2019, 15:34FvM replied to a thread [SOLVED] Rookie making an audio step-up transformer in Analog Circuit DesignAudio transformer needs to care for main inductance which forms a high pass with the load impedance. If you want e.g. < 30 Hz lower cut-off...7 replies | 422 view(s)
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16th October 2019, 08:27FvM replied to a thread Mains leaking currents causing problems in my house in Elementary Electronic QuestionsRemoving Y capacitors can reduce ground leakage, but it doesn't change the fact, that a PC PSU isn't designed with reinforced insulation, thus ground...47 replies | 2625 view(s)
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16th October 2019, 08:11FvM replied to a thread Which transformers can pass approvals testing rergarding isolation voltage testing? in Power ElectronicsWith TIW used for secondary winding, the critical clearance is pin 9/10 to primary windings, including aux. Changing the secondary pins to 7/12...13 replies | 729 view(s)
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15th October 2019, 22:46FvM replied to a thread Which transformers can pass approvals testing rergarding isolation voltage testing? in Power ElectronicsUnless you have additional spacers, the clearance between winding and SMD pin isn't larger than about 5 mm.13 replies | 729 view(s)
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15th October 2019, 16:04FvM replied to a thread Rigid flex Cross section OrCAD PCB Designer in PCB Routing Schematic Layout software and SimulationO.K., the coverlay and adhesive don't continue in the rigid part, but the flex substrate does. In so far your stack up looks better now. The stack up...9 replies | 659 view(s)
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14th October 2019, 22:21Did you try to detetmine the loss components yourself? The quoted statement can't be found in the datasheet. "Loss due to parasitic leakage...7 replies | 403 view(s)
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14th October 2019, 08:40FvM replied to a thread Voltage to frequency conversion using VFC32 in Elementary Electronic QuestionsWhy now? What did you change? µF? Really?7 replies | 494 view(s)
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13th October 2019, 21:13FvM replied to a thread Will the TVS diode protect the DC line from AC power? in Elementary Electronic QuestionsPresume you have read the SMBJ5 datasheet, particularly about limiting voltage. Presumed you have a current limiting element that can withstand 230V...3 replies | 334 view(s)
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