Hardware
AVR Programmer based on AVR910
Dallas DS2250/DS5000 Evaluation Kit
Dallas Evaluation Kit Version 2.0. This kit is a MUST for everybody you wants to start working with the 8051 microcontroller.
Specifications
PDFs and documentation for the Dallas DS2250 Evaluation Kit
You can also download the datasheets for the
DS2250,DS275 and for the MAX232