readme_dk900.txt

税控收款机软件。包括底层驱动和上层的应用一起。是一个完整的税控收款机软件方案

readme_sw.txt

DK900 software, v1.02, released 1/14/00

This document contains important information that supercedes the manual.  It
also contains revision history of the software.    

Please place U809_101.zip in the directory  ...\PSDExpress\DK900.  This file
contains a few key files as well as the following archives.  The key files 
are listed below and also exist within the listed archives.  They are duplicated
here for convenience.   
    iap_80Ex.obj        also in u809p10a.zip
    iap_80Ex.mmf        also in u809p10_.zip
    iap_80Ex.psd	also in u809p10a.zip
    uart1.hex           also in uart1.zip
    uart2.hex           also in uart2.zip

Please place the following individual archives in their respective directories.
these include the source files as well as the resultant files mentioned above.  
     
    U809c10_.zip  C source code for ISP download.  place in \DK900\uart80_c
    U809p10a.zip  PSD source code for above.  place in \DK900\uart80_p
    Uart1_c.zip   demo IAP program for eval board.  place in \DK900\uart1_c
    Uart2_c.zip   another demo program.  place in \DK900\uart2_c




Revision History
    
	1.02 1/14/00 tmw   added iap_80Ex.psd file

	1.01  updated u809p10a.zip from  u809p10_.zip 1/6/00 tmw
            This revision updates the psd source psd files for PSDsoftExpress.
            The previous files were generated using PSDsoft version 5.21.