• p89LPC952 programming circuit
    Hi, I am designing 8051 trainer board using P89LPC952(from Philips). Can you provide me the "Programming circuitary" required to program the built-in FLASH using ISP(In-System Programming). Thank...
  • circuit diagram
    hey i have to give a presentation about the working of microcontroller in train announcement system . i just have a block diagram which has a buzzer,rf cardreader and a voice chip interfaced to 8051...
  • programmer circuits
    hi, i'm new to microcontroller program . i have 89c51 controller max 232 ic, but to program i need athor programmer, is any possiblety to built my own programmer. please help me,
  • delay circuit
    Yesterday I designed this circuit (in a hurry) for an old box. The goal was that the CPU will start a few seconds after the box is powered on (reset is inverted). The secondary goal was that even if...
  • wireless circuit
    hi... i want some diagram of wireless circuit point to multipoint where: 1. transmitter is connect with computer. 2. receiver is connect with light bulb or else can any of u give some advise...what...