PSP Series User Manual 
34 
Commands can be written in ASCII or 
Hexadecimal. Below are examples of ASCII and 
hexadecimal commands. 
Each command must have a carriage return and 
line feed character as a message terminator.  
All return messages are terminated with a 
carriage return and line feed terminator. 
Carriage return/line feed 
Depend on firmware version, there will be 
different ending characters for the response code. 
It may appear on the display either <CR><LF> 
0x0D 0x0A or <CR><CR><LF> 0x0D 0x0D 0x0A 
Refer to the section of "Setting for different 
command format" page for further information. 
 
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