ADC
... SETB P3.6 // makes RD high CLR P3.5 // makes WR low SETB P3.5 // low to high pulse to WR for starting conversion WAIT: JB P3.4,WAIT // polls until INTR=0 CLR P3.7 // ensures CS=0 CLR P3.6 // high to low pulse to RD for reading the data from ADC MOV A,P1 // moves the digital data to accumulator CPL A ...
... SETB P3.6 // makes RD high CLR P3.5 // makes WR low SETB P3.5 // low to high pulse to WR for starting conversion WAIT: JB P3.4,WAIT // polls until INTR=0 CLR P3.7 // ensures CS=0 CLR P3.6 // high to low pulse to RD for reading the data from ADC MOV A,P1 // moves the digital data to accumulator CPL A ...
Modern Physics Laboratory
... a) What is the maximum wavelength of incident light that can produce a photoelectric effect (i.e. that can lead to the emission of electrons from the sodium metal surface)? b) If light of wavelength = 400 nm is incident on sodium, determine the maximum kinetic energy of the emitted electrons. Also ...
... a) What is the maximum wavelength of incident light that can produce a photoelectric effect (i.e. that can lead to the emission of electrons from the sodium metal surface)? b) If light of wavelength = 400 nm is incident on sodium, determine the maximum kinetic energy of the emitted electrons. Also ...
Electrical - C:\4M\CALC\TESTELE
... where Ι in kA, A is the wire cross section and t the short-circuit duration The panel short-circuit current is calculated using the following formula: ...
... where Ι in kA, A is the wire cross section and t the short-circuit duration The panel short-circuit current is calculated using the following formula: ...
Force, Energy & Communication
... Understand how to make and use a transformer To be distinguish between a step-up and step-down transformer. To understand and be able to use the transformer equation ...
... Understand how to make and use a transformer To be distinguish between a step-up and step-down transformer. To understand and be able to use the transformer equation ...
Aalborg Universitet A Novel Harmonic Elimination Approach in Three-Phase Multi-Motor Drives
... (uncontrolled) or thyristor-based rectifiers (phase-controlled) of less complexity and cost are still widely used in Adjustable Speed Drives (ASD). In addition, the undesirable nonlinearity of the conventional AC-DC conversion stage may become significant, when a large number of industrial converter ...
... (uncontrolled) or thyristor-based rectifiers (phase-controlled) of less complexity and cost are still widely used in Adjustable Speed Drives (ASD). In addition, the undesirable nonlinearity of the conventional AC-DC conversion stage may become significant, when a large number of industrial converter ...
Basic Principles of Signal Integrity
... carrying a signal.” Traditionally, transmission lines are thought of as telecom-based cables operating over long distances. However, with high-speed digital signal transmission, even the shortest passive printed circuit board (PCB) track suffers from transmission line effects. At low frequencies a w ...
... carrying a signal.” Traditionally, transmission lines are thought of as telecom-based cables operating over long distances. However, with high-speed digital signal transmission, even the shortest passive printed circuit board (PCB) track suffers from transmission line effects. At low frequencies a w ...
Low Voltage and Medium Voltage Variable Frequency Drives
... sold in 1996 in North America and this number is expected to reach 500 in 1997. There are four manufacturers of medium voltage VFDs in North America and this number is expected to increase to six by the end of 1997. All manufacturers offer both air and liquid cooled VFDs depending on size and custo ...
... sold in 1996 in North America and this number is expected to reach 500 in 1997. There are four manufacturers of medium voltage VFDs in North America and this number is expected to increase to six by the end of 1997. All manufacturers offer both air and liquid cooled VFDs depending on size and custo ...
Content
... The GC8051 is a single Lithium-Ion (Li-Ion) and Lithium–Polymer (Li-Pol) linear charge management controller for use in cost sensitive and portable applications. It combines high accuracy constant-current and constant-voltage regulation, cell preconditioning, temperature monitoring, automatic charge ...
... The GC8051 is a single Lithium-Ion (Li-Ion) and Lithium–Polymer (Li-Pol) linear charge management controller for use in cost sensitive and portable applications. It combines high accuracy constant-current and constant-voltage regulation, cell preconditioning, temperature monitoring, automatic charge ...
Full-power converter based test bench for low voltage
... are most often used and they are also recognized as a standardized way to create voltage dips [3], [4]. The shunt impedance based solutions are typically used to generate voltage dips in the medium voltage level. Therefore medium voltage switchgears and adjustable inductors are needed. Moreover, if ...
... are most often used and they are also recognized as a standardized way to create voltage dips [3], [4]. The shunt impedance based solutions are typically used to generate voltage dips in the medium voltage level. Therefore medium voltage switchgears and adjustable inductors are needed. Moreover, if ...
A Numerical Protection Relay Solution
... Accuracy Requirements In an NPR, the dynamic range of the input signal is often very high. For example, a typical overcurrent protection relay will be expected to monitor currents starting from few amperes (A) all the way up to its trip point setting, which could be in kilo-amperes (kA). It is also ...
... Accuracy Requirements In an NPR, the dynamic range of the input signal is often very high. For example, a typical overcurrent protection relay will be expected to monitor currents starting from few amperes (A) all the way up to its trip point setting, which could be in kilo-amperes (kA). It is also ...
ADM101E 数据手册DataSheet 下载
... The ADM101E is a single channel RS-232 driver and receiver in the Analog Devices Craft Port series, designed to operate from a single, 5 V supply. A highly efficient charge-pump voltage inverter generates an on-chip –5 V supply, which eliminates the need for a negative power supply for the driver an ...
... The ADM101E is a single channel RS-232 driver and receiver in the Analog Devices Craft Port series, designed to operate from a single, 5 V supply. A highly efficient charge-pump voltage inverter generates an on-chip –5 V supply, which eliminates the need for a negative power supply for the driver an ...
UcD32MP UcD34MP UcD36MP
... features are high efficiency over the entire load range, extremely small form factor, low weight and very low radiated and conducted EMI. The UcD3xMP also features an advanced over current protection which in case of temporary overload simply reduces the output voltage, only when the overload condit ...
... features are high efficiency over the entire load range, extremely small form factor, low weight and very low radiated and conducted EMI. The UcD3xMP also features an advanced over current protection which in case of temporary overload simply reduces the output voltage, only when the overload condit ...
Научно-производственное объединение
... * Stresses beyond those listed under “absolute maximum ratings” may cause permanent damage to the device. These are stress ratings only and functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not implied. Exposure to ...
... * Stresses beyond those listed under “absolute maximum ratings” may cause permanent damage to the device. These are stress ratings only and functional operation of the device at these or any other conditions beyond those indicated under “recommended operating conditions” is not implied. Exposure to ...
Phase Shifted Full Bridge, Zero Voltage
... transition time. Lossy, non-zero voltage switching will result if either, or both are violated. The first condition will always be met when the latter is used as the resonant circuit limitation. Designers can argue that some switching loss may be of little consequence in a practical application at v ...
... transition time. Lossy, non-zero voltage switching will result if either, or both are violated. The first condition will always be met when the latter is used as the resonant circuit limitation. Designers can argue that some switching loss may be of little consequence in a practical application at v ...
Project Draft 1: High Sensitivity, Very Low Drift Temperature Sensor
... Through their constant miniaturization and increasing accuracy, temperature sensors are starting to be used in an increasing number of unique medical and environmental applications. The integration of RFID tags with temperature sensors provides wireless temperature sensing capabilities, which is use ...
... Through their constant miniaturization and increasing accuracy, temperature sensors are starting to be used in an increasing number of unique medical and environmental applications. The integration of RFID tags with temperature sensors provides wireless temperature sensing capabilities, which is use ...
Instructions for Authors of Papers Submitted for Publication
... deliver the current, and this amount is actually limited by the available cables existing in the present detector. Various schemes for power distribution, like serial powering of modules or DC-DC step-down converters on the detector, are under investigation in the frame of another R&D project [2]. T ...
... deliver the current, and this amount is actually limited by the available cables existing in the present detector. Various schemes for power distribution, like serial powering of modules or DC-DC step-down converters on the detector, are under investigation in the frame of another R&D project [2]. T ...