• A quention about RAM management
    void LongLatPrintf(unsigned char row,unsigned char col, signed int du, unsigned int fen,float miao) { unsigned char T[2]={0},D[4]={0},P[6]={0},Q[3]={0}; unsigned int temp=0; temp = abs(du); ...
  • and again the question of variables
    There is an SRC variable of 16 bits, how to create two 8-bit variables, so that one is addressed to the upper part and the second to the lower part of the SRC variable? type construction uint16_t...
  • RAM management and access
    I am developing an application for the AT89S53 in C. while trying to define a CHAR array in size bigger then 128 Byte i got a compilation ERROR. i allready read the "Data Memory - RAM" section in the...
  • RTX time manage questions about os_itv_wait ........
    os_itv_set(20); while(1) { os_itv_wait(); msdelay(100); } this is part of my code in one of RTX TASKS, every time run to "os_itv_wait()", current task sometimes can not change to another...
  • Question about RAM of microcolntroller
    I have some questions regarding RAM, ROM and Flash area of microcontroller. A. How is it to know the maximum size of stack possible to assign when developing a program for a microcontroller? B. Size...