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XRAM and Memory Model - Keil forum - Arm Community It has 2 KB of XRAM On-Chip I have a test program (C code) which do some operations with float numbers and send results to the serial port When I use this compiler configuration: - Memory Model: small: variables in DATA - Code ROM Size: Large: 64K program I haven't any problem and compiled code runs perfectly in ADuC842
On chip XRAM confusion - Keil forum - Arm Community So let me see if I have this straight To use the 2Kbytes On chip XRAM (accessed as XDATA memory space) on a ADuC831, I need to 1) Copy START_AD A51 into my project
On-Chip XRAM Usage Problem - Keil forum - Arm Community Our Off-Chip XData memory is located on the adress of 0x4000 with the length of 0x4000 We added On-Chip XRAM block (located on the address of 0x0000 with the length of 0x0400) to this area by means of 'Project Options' dialog box of the Keil environment We also enabled 'Use On-Chip XRAM' option in the same dialog box
On-Chip XRAM Question - Keil forum - Arm Community Dear Sir, It may be a simple question I am using Atmel AT89C51ID2 for the development The MCU having 256 Bytes Scratch Pad RAM and 1792 bytes on-chip XRAM
Memory dump - Keil forum - Support forums - Arm Community xram_pointer = (U8 xdata *) start_address; code_pointer = (U8 code *) start_address; With this in place the output look decides which pointer to use based on <code_memory>, builds the strings using sprintf, and outputs with printf one line at a time A couple of questions: 1- "U16 start_address" is this the best way to declare this argument?
xdata expanded ram ( xram) - Keil forum - Arm Community xram Is there any keyword to define variables seprately in xdata and xram at compile time ____following variable i am defining in nvram unsigned long int xdata sector_location _at_ 0x0001; int xdata sector_number _at_ 0x0005; unsigned char xdata starting_info [10] _at_ 0x0007; unsigned char xdata memory_space [65535] _at_ 0x0000;
using XRAM for AT89C51ED2 - Keil forum - Arm Community I am beginner Can you help me with using XRAM memory in this microcontroler? Can you write mi easy and objective example how write to XRAM and read from XRAM in C language?
How to access on-chip XRAM - Keil forum - Arm Community On-Chip XRAM in ADuC 841 Note: i have used the this statement to access internal XRAM @Decl c i have mapped all the registers related to ADuC 841 #define Internal_XRAM CFG841 = 0xFF; typedef unsigned char BYTE; extern BYTE data Table [1000]; @main c #include "Decl c" BYTE data Table [1000]; void main () { Internal_XRAM ; } error: DATA Segment