• How to access EDATA memory on P89c669
    Hi, I am using the P89c669 micro controller and I want to use the EDATA memory of the MCU as the general purpose data memory. I have included the START_MX.A51 file in the my code. So please tell...
  • Copiling and Linking take very long
    Hi, Normally Keil µV2 creates a hex file during less than a second. My newest project is my first project whose hex file contains more than one KB of data. After booting my PC creating this hex files...
  • P89c669
    hi, I would like to program with philips 89c669 MX51 architecture. I have keil uvision2 V2.14 . This particular chip is not present in the device list. But keil version supports MX51 architecutre...
  • MEMORY HANDLING - uC P89C669 On-Chip XRAM
    I'm using uC - P89C669 It is specified in data sheets uC P89C669 has 2KB of On chip RAM(data memory) & 64KB of ROM(Code Memory). I'm unable to use RAM above 768 Bytes. Also i'm using Keil uVision2...
  • Segment in EDATA
    I want to make segment in EDATA, How it is possible