| In the first part of this article, we described all of the circuit boards. Now it’s time to look at how they fit together. We first describe...
| In the first part of this article, we described all of the circuit boards. Now it’s time to look at how they fit together. We first describe...
| Last month we examined the theoretical aspects of the universal development board for the Philips XA series of microcontrollers. In this sec...
| This final amp is easy to build. The stereo version essentially consists of two amplifier boards, a power supply board for the high voltage...
| In the June 2002 issue we introduced you to the DS89C420, the youngest member of the microcontroller family produced by our ever active frie...
| Now we come to the mechanical assembly of the PCB drilling machine. The components come ready-made: all that is needed is a little care in f...
| Part 1 presented an overview of the system. In part 2, we deal with the construction of the SpeedControl unit, user programming with a PC (v...
| The SoftwareIn addition to this circuit, a PC is necessary onto which the requisite Windows program needs to be installed. Continuing in the...
| Last month we described the features and the operation of this handy extra keyboard. Now it’s time to look at the hardware and the construct...