Useful tips for everyday
How to declare a record constant in VHDL? There are two ways to declare a record constant. Name binding is recommended for readability and maintainability.…
How does a flash circuit in a camera work? In the last section, we saw that a flash circuit needs to turn a battery’s low…
How to generate a Bode plot with LTspice? The frequency response of a circuit can be simulated relatively easily with LTspice. The standard Bode plot…
How does an AC relay work? A relay is an electromagnet with an internal spring-loaded lever to switch electrical contacts. To energize the relay, alternating…
Which is an example of inferred Ram ( VHDL )? The example below shows ram_dual.vhd, a VHDL Design File that implements a 1024 x 4-bit…
Can you have multiple I2C masters? The I2C component is an ideal solution when networking multiple devices on a single board or small system. The…
What is ULN2003 for? Typical usage of the ULN2003A is in driver circuits for relays, lamp and LED displays, stepper motors, logic buffers and line…
Can Arduino control 12V motor? The Arduino is on 5V and the relay & DC fan is on 12V. According to the 4N35 datasheets, it…
Can a VHDL reduce all bits of a vector? There is no predefined VHDL operator to perform a reduction operation on all bits of vector…
How do you specify control impedance of PCB? How to Specify PCB Impedance Control Target impedance. Trace width. Trace height. Layer or Layers the impedance…