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Type: Posts; User: michael 1978

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  1. Closed: Re: please can somebody help me, where in cpu to connect the keyboard (FPGA)

    i was study, you are right, me also i think data_out of char_ram must go to display
    but can you help me how to connect in orde data_mem and keyboard and ic2

    he show 2 example in begin post #1 in...
  2. Closed: Re: please can somebody help me, where in cpu to connect the keyboard (FPGA)

    hello
    yes that is true, but data_out of char ram need data from somewhere for example keyboard ,ic2, data memory
    oh my god i dont know, i am also a beginner, but if he need from data from keyboard...
  3. Closed: Re: please can somebody help me, where in cpu to connect the keyboard (FPGA)

    thanks for answer
    is correct circuit in pos #8 pic 2 ?

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    thank for answer
    may i ask you
    is correct circuit in post #8 pic 2
  4. Closed: Re: please can somebody help me, where in cpu to connect the keyboard (FPGA)

    hello
    can somebody help please i am think in and think in, i dont know i post #4 the told me to use 3:1 MUX, so now how to connect to char_ram
    to use 4:1 mux, of can you help me how signals to...
  5. Closed: Re: please can somebody help me, where in cpu to connect the keyboard (FPGA)

    i am reading the book COMPUTER PRINCIPLES AND DESIGN IN VERILOG HDL


    so like Exercises in chapter 14

    Design a computer system that contains a CPU, instruction memory, data memory, character...
  6. Closed: Re: please can somebody help me, where in cpu to connect the keyboard (FPGA)

    sorry i did not understand so good the last message #4 because i was think in that in pic1 char_ram is connected to d_f_mem

    in pic 2 char_ram is connected to adress_font

    is this like this...
  7. Closed: Re: please can somebody help me, where in cpu to connect the keyboard (FPGA)

    OOH thank you a lotttttt
    greetings….
  8. Closed: Re: please can somebody help me, where in cpu to connect the keyboard (FPGA)

    hello
    yes you are right
    but i just dont know where to connect in CPU, i mean i have to connect to d_f_m right? nothing else to change and ONLY
    to use (MUX 3:1) where 1 eprom 2 data meme and 3...
  9. Closed: please can somebody help me, where in cpu to connect the keyboard (FPGA)

    Goodmorning
    please can comebody help me, where to connect the keyboard
    do you see here in this circuit keyboard cpu vga ram are togethere connected
    155209
    but here is not keyboard connect only...
  10. Closed: Re: please can you explain me this font 8X8 row and col adress

    thank you man for time....i think i understand:thumbsup:

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    thanks....

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  11. Closed: Re: please can you explain me this font 8X8 row and col adress

    hello
    i just dont understand the
    wire [3:0] LCDdata = CounterX[0] ? raster8[7:4] : raster8[3:0]; raster8[7:4] the bit 4(5) is the ram character?
  12. Closed: Please can you explain me this font 8X8 row and col adress

    hi

    can somebody explain me, how does work this
    [5:0] char_row = row_addr[8:3];
    [2:0] font_row = row_addr[2:0]; //char row 8x8
    [6:0] char_col = col_addr[9:3];
    [2:0] font_col = col_addr[2:0];...
  13. Closed: Re: can somebody help me how to buy thos componenets

    ah you mean i one ferrite, you make on coil for earth and ground, and die other for tunning, ah thnx man,
    YES i am reading one book and he start from
    CHAPTER 6 Transistor Refiex Radios
    CHAPTER 7...
  14. Closed: Re: can somebody help me how to buy thos componenets

    but my problem is i dont know, how to make, where to start it
    because i know how just inductor to make, but i see there are 4 wires, inductor you make it to wind some turns, and there are 2 wires,...
  15. Closed: Re: can somebody help me how to buy thos componenets

    easy man i ask everywhere

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    thnx

    do you know any software that calculate the diamter the length etc
  16. Closed: Re: can somebody help me how to buy thos componenets

    may i ask something, si antenna coil ferrit, to wind one coil for example 25 turns, and second 30 TURNS, is dat ferrite antenna thnx
  17. Closed: Re: can somebody help me how to buy thos componenets

    ooh man i learn the basic of electronics, between the times i forget, this is something normal, second in basic in electronics wich i learn they dont tell how to make antenna coil, even self the book...
  18. [SOLVED]Closed: Re: One transistor radio, can somebody help me please

    hello , sore for ddelaying answer
    his make in to mouch noise, but i am loking new tutorial to make maybe lower noise
    thnx
  19. Closed: can somebody help me how to buy thos componenets

    please can somebody help, how to find in electronics shop online
    those components and to buy, is here juse one to make for all, i need juse one, wich i can use for all projetcs
    L1 antenna coil:...
  20. [SOLVED]Closed: Re: One transistor radio, can somebody help me please

    you told me, but today i gonna make a audio amplifier thnx man
  21. [SOLVED]Closed: Re: One transistor radio, can somebody help me please

    :popcorn: :bang:ahhhhhhh i know that, so i can know til i make audio amplifier, wich you told me three stage? juist
  22. [SOLVED]Closed: Re: One transistor radio, can somebody help me please

    hey i did not hear nothing from you, i was very bussy, i think maybe i forget;-) before two ore three ...i build it, but i build in bhowx they call not in breboard plastic, board permanent, but is...
  23. [SOLVED]Closed: Re: One transistor radio, can somebody help me please

    ah zo, but i realy learn in 2006 the basic of electronics, and i did not use, i read a lot of books about electronics relay, but they dont explain so much, that is he problem if you dont believe...
  24. [SOLVED]Closed: Re: One transistor radio, can somebody help me please

    no i make it with bc547 transistor, so when i put multimeter between collector and negative i see only 4Vac, is that normal
  25. [SOLVED]Closed: Re: One transistor radio, can somebody help me please

    only if you want to lie, i really dont know i pickup the type of name of transistor and i go to buy that is, and he help me to find

    i want to say he dont work my only one transistr radio, i still...
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