Tech Video Clips
How to Show a Number in Binary Notation
How to show a number in C or GCC as binary notation (i.e. 0b00000010 = 2)
How to Show a Number in Binary Notation
How to show a number in C or GCC as binary notation (i.e. 0b00000010 = 2)
How to Set an AVR Microcontroller High or Low (...
How to set a particular pin on the Atmel AVR microcontroller as high (logical 1 or high voltage - i.e. 5v, 3.3v, etc.) or low (logical 0 or zero voltage)...
How to Set an AVR Microcontroller High or Low (...
How to set a particular pin on the Atmel AVR microcontroller as high (logical 1 or high voltage - i.e. 5v, 3.3v, etc.) or low (logical 0 or zero voltage)...
How to Remove a Solder Bridge
How to fix a solder bridge. A solder bridge is where solder connects two different pads, pins, or leads. This is a technique only by drawing the solder to one...
How to Remove a Solder Bridge
How to fix a solder bridge. A solder bridge is where solder connects two different pads, pins, or leads. This is a technique only by drawing the solder to one...
How to measure resistances with a Multimeter
The black lead should be plugged into the COM (common) plug. The red lead should be plugged into the ohms plug, not the amps plug. This could blow a fuse...
How to measure resistances with a Multimeter
The black lead should be plugged into the COM (common) plug. The red lead should be plugged into the ohms plug, not the amps plug. This could blow a fuse...
How to measure DC Voltages with a Multimeter
The black lead should be plugged into the COM (common) plug. The red lead should be plugged into the voltage plug, not the amps plug. This could blow a fuse...
How to measure DC Voltages with a Multimeter
The black lead should be plugged into the COM (common) plug. The red lead should be plugged into the voltage plug, not the amps plug. This could blow a fuse...
How to measure AC Voltages with a Multimeter
The black lead should be plugged into the COM (common) plug. The red lead should be plugged into the voltage plug, not the amps plug. This could blow a fuse...
How to measure AC Voltages with a Multimeter
The black lead should be plugged into the COM (common) plug. The red lead should be plugged into the voltage plug, not the amps plug. This could blow a fuse...
How to force a software event to trigger an int...
An interrupt can be triggered by outputting a signal on a pin (output pin) and connecting that pin back to an input pin. This can be resolved within the program,...
How to force a software event to trigger an int...
An interrupt can be triggered by outputting a signal on a pin (output pin) and connecting that pin back to an input pin. This can be resolved within the program,...
How to Cut a Perf Board
How to cut a perf board using an exacto knife and blade and a perf baord. The knife is dragged along the perforation a few times to create a grove....
How to Cut a Perf Board
How to cut a perf board using an exacto knife and blade and a perf baord. The knife is dragged along the perforation a few times to create a grove....
How to Choose a Multimeter
The multimeter should be able to measure voltage, current, resistance and continuity. A couple of good options is to be able to measure capacitance and temperature. The accuracy of the...
How to Choose a Multimeter
The multimeter should be able to measure voltage, current, resistance and continuity. A couple of good options is to be able to measure capacitance and temperature. The accuracy of the...
How to apply solder paste using a stainless ste...
The application of solder paste using a stainless steel stencil. The stencil is aligned with the pads on the PCB and taped down. The use of perfboards allowed a level...
How to apply solder paste using a stainless ste...
The application of solder paste using a stainless steel stencil. The stencil is aligned with the pads on the PCB and taped down. The use of perfboards allowed a level...
How not to Solder: Putting Solder on Iron First
Poor soldering technique where a solder ball forms on the end of the soldering iron tip. The flux is not able to get to the surface of the metal to...
How not to Solder: Putting Solder on Iron First
Poor soldering technique where a solder ball forms on the end of the soldering iron tip. The flux is not able to get to the surface of the metal to...
How Not to Solder: Not heading Pad and Pin Toge...
Bad example of soldering technique. The soldering iron tip was not touching both the pad and the pin or lead.
How Not to Solder: Not heading Pad and Pin Toge...
Bad example of soldering technique. The soldering iron tip was not touching both the pad and the pin or lead.
How Microcontroller is Powered from USB
A brief description of how a microcontroller is powered while in prototyping phase.
How Microcontroller is Powered from USB
A brief description of how a microcontroller is powered while in prototyping phase.
Hitec HS-322HD Disassembly (teardown)
The Hitec HS-322HD is a hobby servo. This servo uses a potentiometer to determine the position of the horn. The potentiometer is connected directly to the rotation of the horn....
Hitec HS-322HD Disassembly (teardown)
The Hitec HS-322HD is a hobby servo. This servo uses a potentiometer to determine the position of the horn. The potentiometer is connected directly to the rotation of the horn....
Headers Described
Introduction to Headers. What headers are and how they are used and how to solder them onto a perfboard.
Headers Described
Introduction to Headers. What headers are and how they are used and how to solder them onto a perfboard.
Getting an LED to blink on an Arduino. Basics o...
How to get an LED to blink on the Arduino board as well as on the breadboard by using the Arduino IDE. Using the Arduino Sketch, a program is developed...
Getting an LED to blink on an Arduino. Basics o...
How to get an LED to blink on the Arduino board as well as on the breadboard by using the Arduino IDE. Using the Arduino Sketch, a program is developed...
General Explanation of an ATX Power Supply
A power supply is a supply with 4 different output voltage levels. The output voltages include 12V, 5V, 3.3V and -12V.
General Explanation of an ATX Power Supply
A power supply is a supply with 4 different output voltage levels. The output voltages include 12V, 5V, 3.3V and -12V.
General Description of Microcontrollers
A general explanation of the uses and applications of microcontrollers. Microcontrollers can be used to: sense the environment using sensors, control other components with general purpose output pins, convert analog...
General Description of Microcontrollers
A general explanation of the uses and applications of microcontrollers. Microcontrollers can be used to: sense the environment using sensors, control other components with general purpose output pins, convert analog...
General Description of a Constant Vacuum Source...
The block diagram of a vacuum source intended for the use on a pick and place machine consists of a motor and pump (vacuum pump) drawing air out of a...
General Description of a Constant Vacuum Source...
The block diagram of a vacuum source intended for the use on a pick and place machine consists of a motor and pump (vacuum pump) drawing air out of a...
Extra Hands to Hold Components while Soldering.
Extra hands is a device that has two alligator clips to hold components to be soldered.
Extra Hands to Hold Components while Soldering.
Extra hands is a device that has two alligator clips to hold components to be soldered.
error: variable-sized object may not be initial...
A variable was attempted to be used that could changed during the runtime of the program.
error: variable-sized object may not be initial...
A variable was attempted to be used that could changed during the runtime of the program.
Error: subscripted value is neither array nor p...
One of the reasons this error will be shown is if a call to a function used brackets [] rather than (). Calls to functions to contain parameters use the...
Error: subscripted value is neither array nor p...
One of the reasons this error will be shown is if a call to a function used brackets [] rather than (). Calls to functions to contain parameters use the...
Error: lvalue required as increment operand
One of the reasons this error will show is if a not declared variable is used and is being incremented.
Error: lvalue required as increment operand
One of the reasons this error will show is if a not declared variable is used and is being incremented.