Ultimate Technology 500 POS Manual Do Utilizador

(HEX) 

MNEMONIC/DESCRIPTION 

COMMAND/ACKNOWLEDGEMENT 

A5 

SPCDEF 

  
Define where SHIFT, CONTROL, 
and ALTERNATE keys are located 
on auxiliary keyboard. 

COMMAND: A5xCxDx<CR> 
 
A5 

= Op Code 

x 

= 1 right shift 

 

= 2 left shift 

 

= 3 right control 

 

= 4 left control 

 

= 5 right alternate 

 

= 6 left alternate 

Cx 

= key number 

 

  (refer to Appendix D) 

Dx 

= key number 

 

  (refer to Appendix D) 

<CR>  = terminate command (0D hex)   
 
ACKNOWLEDGEMENT:  NONE 

A6 

CLICKED 

 
Turns keyboard key audible click on 
or off. 
 
 

COMMAND: A6x<CR> 
 
A6 

= Op Code 

x 

  0 = off 

 

  1 = on 

<CR>  = terminate command (0D hex)   
 
ACKNOWLEDGEMENT:  NONE 

A7 

NVBDRD 

 
Read a database register. 

COMMAND: A7hhhm<CR> 
 
A7 

= Op Code 

hhh 

= 3 character address representing 

 

  the register to read range "000" to 

"7FF" in ASCII 

m 

= mode to read in 

 

  0 = string mode up to null 

 

  1 = raw mode  

 

  read as CxDx (16 bytes) 

<CR>  = terminate command (0D hex) 
 
ACKNOWLEDGEMENT:  NONE