sir, i want to build a downloader ckt !
i have searched lot, but i din't got satisfactory result. will u plz help me.
sir, i want to build a downloader ckt !
i have searched lot, but i din't got satisfactory result. will u plz help me.
Hello,
I write some code for a microcontroller (251 family) in C
language.
depending on some stuff, i will continue in a way or another way, so
i will call the desired function as
Function();
This will lead to an ECALL in asm, which mean PC up on the…
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 You
Rajkiran
I am a beginner. I have my .c and .h files. With Archimedes I made a new project including all these .c files. Then I made Build All. I can see that each .c file is processed to make .obj file but at the end a window open and tell me ''Fatal Error 210…
May i know have any one is successfull make the lcd work? If yes can share your experience with me?
I compile my program and get the following errors
=========================================
linking...
*** ERROR L107: ADDRESS SPACE OVERFLOW
SPACE: CODE
SEGMENT: ?PR?SETTHERMODEDETECTIONENABLED?TCU
LENGTH: 000009H
*** ERROR L138: CODE GENERATION: PROBLEM…
In my project i am incrementing my array 1 and want to find the average of it.
But unfortunately my code is correct when i debugged but it gives an erroneous output when print the output.
I will put my code below can anybody say what is the problem…
Help ......when I build .....error:C3900U: Unrecognized option '-pu'
And I don't know what is wrong...
Could you help me...thanks
platform:MCB2378
< I am using 8 ADS1256 adc's in a board and through FPGA reading the output to microcontroller on multiplexing basis
but whatever command I give ADC gives output as 00 even no data is coming on DOUT pin.
even I am not able to read configuration…
can i use the for loop like this in accessing the 2-d array.
for(u=0;u<=4;u++)
{
for(v=v1;;)
{
arr[u][v] += 1;
}
}
bcos in the second for loop i want to do the increment in some other function…
I want to pass a 2-D array from one function to another function. I wrote the program but sometimes i get wrong values.
float Arr[81][10];
void Monitor_Slot1(void)
{
if(Slot_1 == 0)
{
Dev_Curr = fNewVREF_1 / Res;
…
Hallo,
Is it possible, that I can add the strings '1' '.' and '2'.
I want to add this 3 strings: 1.2 and convert it into a float value
and than I want add a float value.
Having recently come in to the Firmware group after all of the original members have gone, I find that we do not have any documentation for the L251 Linker.
Is there any one out there who may have the documentation file (L251.pdf) for C251 Version 2.14…
Hi,
I have followed the guidelines from Designers Guide for the Atmel TSC80251G2D controller to implement an SPI master with polling policy.
When testing on the MCBx51 eval. board I do get the 8 clock cycles on the SCK line(P1.6).
However on the MOSI…
Keil MicroVision is new to me and I cannot get the variables in one function to be global because there is no "PUBLIC" command. How do I make it so a variable can be changed by any function. BTW I'm programming in C#. Any help is much appreciated.…
89S8252 is having internal 2kb of EEPROM,that is defined in the
xdata memory space i want to create a structure having the following
content,But to write in that memory it require some different
method.
xdata struct EEPROM {
unsigned int Last_Data;…
hi
i wanted to know about memory interfacing serially with 89c51
give some examples
I am using the CMX operating system within my application and now when I try and link, I get linker warnings. In talking with CMX, the linker warnings are normal (they are overlaying interrupts). However, since linker warnings are present the OH251…
Hello All,
I am trying to understand how to build a uv2 project from command line.
Presently when the (eg test.uv2) project is clicked open, it defaults to the uv2 IDE for build, compile and link.
Is there any way,that a project can be built, compiled…
its a very basic question....i've been trying to use a "float" variable in my calculations in 89c2051 but the compiler reports an I/O error. :S
I've included the header file float.h.plz help me with this.
tx
how to interface 8255 IC with 8051 microcontroller.
Is there any pragma that allows you to create your own memory selector keyword? (i.e. near_ram). I have two EDATA classes defined as:
CL (edata(0-041FH),edata(4000H-FFFFH))
I would like to use the key word near to denote the first class and the near_ram…
I need to transmit a string of data between two RF modules. The data will store into 8051. How to write a program to interface the microntroller and transmitter using embeded programming? Beside that how to write a program to send out the data.