EngineersGarage

  • Engineers Garage Main Site
  • Visit our active EE Forums
    • EDABoard.com
    • Electro-Tech-Online
  • Projects & Tutorials
    • Circuits
    • Electronic Projects
    • Tutorials
    • Components
  • Digi-Key Store
    • Cables, Wires
    • Connectors, Interconnect
    • Discrete
    • Electromechanical
    • Embedded Computers
    • Enclosures, Hardware, Office
    • Integrated Circuits (ICs)
    • Isolators
    • LED/Optoelectronics
    • Passive
    • Power, Circuit Protection
    • Programmers
    • RF, Wireless
    • Semiconductors
    • Sensors, Transducers
    • Test Products
    • Tools
  • Advertise
You are here: Home / Topics / AT89C52 Project

AT89C52 Project

|

Microcontroller › AVR › AT89C52 Project

  • This topic has 1 reply, 2 voices, and was last updated 10 years, 4 months ago by Ashutosh Bhatt.
Viewing 2 posts - 1 through 2 (of 2 total)
  • Author
    Posts
  • January 17, 2015 at 11:35 am #3403
    Ernest Barnes
    Participant

    Hi

    I have tried to compile the sourcs code for the Real Time Clock AT89C52 project using uVision4 then I get the following report

    when building the project.

     

    Build target ‘Target 1’
    assembling STARTUP.A51…
    linking…
    *** WARNING L1: UNRESOLVED EXTERNAL SYMBOL
        SYMBOL:  ?C_START
        MODULE:  STARTUP.obj (?C_STARTUP)
    *** WARNING L2: REFERENCE MADE TO UNRESOLVED EXTERNAL
        SYMBOL:  ?C_START
        MODULE:  STARTUP.obj (?C_STARTUP)
        ADDRESS: 000DH
    Program Size: data=9.0 xdata=0 code=15
    “RTC” – 0 Error(s), 2 Warning(s).

    Any help will be appreciated

    Thanks

    Ernest

    January 20, 2015 at 8:32 pm #12528
    Ashutosh Bhatt
    Participant

    whats a problem ?

    there are no errors?

    warnings u can ignor

    you create hex file. of given program

    download it into target chip and try to run it on hardware circuit

  • Author
    Posts
Viewing 2 posts - 1 through 2 (of 2 total)
  • You must be logged in to reply to this topic.
Log In

RSS Recent Posts

  • Failure of polypropylene motor-run capacitors June 16, 2025
  • Siemens large industrial PLC parts June 16, 2025
  • Wideband matching an electrically short bowtie antenna; 50 ohm, 434 MHz June 16, 2025
  • Curved lines in PCB design June 16, 2025
  • using a RTC in SF basic June 15, 2025

Stay Up To Date

Newsletter Signup
EngineersGarage

Copyright © 2025 WTWH Media LLC. All Rights Reserved. The material on this site may not be reproduced, distributed, transmitted, cached or otherwise used, except with the prior written permission of WTWH Media
Privacy Policy | Advertising | About Us

Search Engineers Garage

  • Engineers Garage Main Site
  • Visit our active EE Forums
    • EDABoard.com
    • Electro-Tech-Online
  • Projects & Tutorials
    • Circuits
    • Electronic Projects
    • Tutorials
    • Components
  • Digi-Key Store
    • Cables, Wires
    • Connectors, Interconnect
    • Discrete
    • Electromechanical
    • Embedded Computers
    • Enclosures, Hardware, Office
    • Integrated Circuits (ICs)
    • Isolators
    • LED/Optoelectronics
    • Passive
    • Power, Circuit Protection
    • Programmers
    • RF, Wireless
    • Semiconductors
    • Sensors, Transducers
    • Test Products
    • Tools
  • Advertise