• Problem while accessing external RAM.
    Hi, I am using AT89S52 MCU as a target device. The idea here is to access (Read/Write) internal registers of an peripheral IC DS21554 from Dallas. I will be accessing this registers as external...
  • Accessing external RAM for heap allocation.
    Hi, I have two RAM on my board. I am using external ram which starts with address : 0x6000000 External RAM size : 1Mb Internal ram which starts with address : 0x2000000 Internal RAM size...
  • OnChip ERAM and External RAM access from C51
    I am using AT89C5131 uC with hardwaired external 32K RAM from address 0x0000 to 0x07fff. I am able to read/write OnChip 1K RAM and External connected RAM by toggling EXTRAM Bit in AUXR register. ...
  • External RAM access using assembly language in keil
    i want to move a block of five bytes stored at locations 3000h, 3001h, 3002h, 3003h and 3004h of external RAM to locations 40h, 41h, 42h, 43h and 44h of internal RAM. 3000H 4AH 40H ? 3001H 34H 41H...
  • Accessing Data RAM in P89LPC931
    Hi I am trying to store data into the EEPROM . I used the sample code available in this website. But the code does not work .Can anyone find out the mistake here . Please give me a sample working code...