The following links provide useful background information for this microcontroller and using this controller board.
Data Sheets
AT89S8252 Data Sheet: Atmel - AT89S8252 Data Sheet
AT89S8252 Instruction Set: Atmel 8051 - Instruction Set
AT89S8252 Application Notes: AT89S8252 - Application Notes
LTC1298 Data Sheet: Linear Semiconductor - LTC1298 Data Sheet
DS1307 Real Time Clock Data Sheet: Dallas Semiconductor - DS1307 Data Sheet
24LCXXX EEPROM Series Data Sheets: 24LCXXX Series
Books
Programming: Programming and Customizing the 8051 Microcontroller
Useful Websites
Atmel: To Atmel website
Circuit Cellar Magazine: To Circuit Cellar Website
User Tips
If you have some useful tips or relevant information that would be helpful to other users, please send it to technical@futurlec.com.au