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Recent content by prafiee

  1. P

    Atmel XMega Programming problem

    I have worked with codevision 2.05. It supports Xmega but there is no xmega device in programming device list in Tools>>chip_programmer>>chip. With this condition can I program Xmega using Codevision I am going to use AVRISP mkII programmer. Is it ok? It seems that Xmega cannot be programmed...
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    Atmel XMega Programming problem

    I need to know with which programmers can Xmega be programmed? Can Stk200/300 be used? as well, Can I use Codevision for Xmega programming? I couldn't find Xmega devices in the list of programming device, however Xmega are present in devices list when we make project.
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    strange event in C# serial communication

    Yes. I use visual C# system.IO.Ports. It is obvious that after 0x0D quickly one 0x0A will be transmitted. I increased delay between sending each byte about 2 second. then it can be seen that duration between all byte is 2 second except for 0x0D which after that 0x0A is transmitted with out any...
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    strange event in C# serial communication

    Dear everybody There is a weired problem while working with C# serial port. I have a packet of data included 6 bytes transmitted throughout C# Serial port. when transmitted byte is "0D", then C# automatically sends both 0D and 0A which is ascii code for ENTER character. I don't understand why C#...
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    How to use strings in VHDL programming?

    hi how can I use string in vhdl programming? thanks.
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    Variable Inverse In C language

    How can I inverse a variable in C language for using in AVR Microcontroller? In other words, consider I have a variable as: a = 0b01011010, I want to inverse this variable and in save it as: b = 0b01011010; that is, msb of variable a now rolles as lsb of variable b and vice versa. I would be...
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    how I can optimize space used of cpld or fpga?

    optimized space in vhdl Dear every body I want to know how I can optimize space used of cpld or fpga based on vhdl code to reduce consumed space. I think most of used space for my code (chich is unnormal) is due to presence of one 24 bits comparator: if (ASig < 8e6) then ....... end if;
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    is VHDL Conversion to C possible?

    VHDL Conversion to C Dear all Can I convert VHDL codes to C language codes. If it may plz inform me the method used for this conversion. thanks

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