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Recent content by stygops

  1. S

    sending a float in serial

    i have tride again. the code im using: void main (void) { unsigned char cont=0; union conta { float num; unsigned char num2[3]; }; union conta numero; SCON = 0x50; /* SCON: mode 1, 8-bit UART, enable rcvr */ TMOD |= 0x20; /* TMOD: timer 1, mode 2, 8-bit reload */ TH1 = 0xfd; /* TH1: reload...
  2. S

    sending a float in serial

    ok, i have used an union and send the float in bytes.. but the float is represented in '5' bytes!! and i convert the hexa numbers that i receive and its compatible with the number sended... but rounded...
  3. S

    sending a float in serial

    I have tried use double instead of float... the error remains... circuit_seller: can you make a example of how this??
  4. S

    sending a float in serial

    hello, im trying to send a float number from 89s8252 to pc via serial, using the term232 I can see the number that i was sended in th ecomputer, but this is not complete.. ex: i send 98624.8736 and i receive 95624.8800... why this occur?? my code is in C. void main (void) { float conta =...
  5. S

    circuit for photocolorimetry

    NO, im looking for literature about CIE rules, and some circuits or ideas to measure wavelenghts with fotodiodes (like opt101)
  6. S

    For which application is floating point calculation required

    Re: floating point in a program of 89s8252 i used floating point to calculate antilogarithm and after i multiply to show in lcd...
  7. S

    Help me identify a LCD from a microwave equipment

    stranger lcd hello, i have an lcd that I catch from a microwave equipment, but i dont know how its works and your type!! Looks like a 7-segment display gray. thanks..
  8. S

    circuit for photocolorimetry

    photocolorimetry Anyone has an circuit, schematic or article talking about colorimetry??? I need some literature about this, like sensors!! :) thanks a lot!!!!!!
  9. S

    How to make make drill in Protel DXP

    I make a pcb on DXP but I need to make some drills and cuts in pcb. I dont know in wich layer I need draw to make it a cut and no a draw... Thanks
  10. S

    Can I use my 89s8252 cable to program the 89s52?

    Can I use my 89s8252 cable to program the 89s52?? And what program I use?? I prefer to program parallel port. :?
  11. S

    Can I see the value of float in Keil?(Help!!)

    como usar float no keil Can I see the value of float variables during simulation in keil. I only see the values in hexa format, and its very hard to understand!! :lol: :lol:
  12. S

    Can I simulate 8051 MCU using Protel DXP?

    Library for DXP How can i simulate 8051 mcu in protel?

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