10–3 
 
 
*  Character RTS/CTS – Activates/Deactivates 
RTS signal for each character. 
 
Message RTS/CTS – Activates RTS before 
sending the first character and leaves it active 
until after the last character has been 
 
Invert RTS Polarity (RSV1) 
-12V = Active  +12V = Inactive 
 
 
*  Standard RTS Polarity – Use standard RTS 
polarity 
-12V = Inactive  +12V = Active 
 
 
Invert CTS Polarity (RSV2) 
-12V = Active,  +12V = Inactive,  
  OK to send  Do not send 
 
-12V = Inactive,  +12V = Active, 
  Do not send   OK to send 
 
Activate RTS, Do Not Wait for CTS (RSV3) – 
Activate RTS for transmission but do not wait for 
CTS to send. 
 
*  Activate RTS, Wait for CTS – Wait for CTS after 
activating RTS. 
 
Test CTS Not Present Before RTS (RSV4) – Do 
not activate RTS if CTS is already present. 
 
*  Do Not Test for CTS Present Before RTS 
 
Enable DTR Support – The scanner will stop 
scanning when the Data Terminal Ready (DTR) 
signal goes inactive.