RS232 Protocol

5
Command: get_product_version!
Description: Request the main CPU software version
Return String: product_version=##,text
Return Description:
Rotel main CPU software version, must include 2 digit length of text string at
beginning followed by "," and text string (no terminating character)
Example: product_version=06,V2.1.0
Command: get_tc_version!
Description: Request the front USB software version
Return String(s): tc_version=##,text
Return Description:
Rotel front USB software version, must include 2 digit length of text string at
beginning followed by "," and text string (no terminating character)
Example: product_version=06,V500BT
Command: get_display_size!
Description: Request display size
Return String: display_size=##,##!
Return Description: Columns and rows on current display
Example: display_size=20,02!
Command: get_display_update!
Description: Request display update
Return String(s): display_update=auto! / display_update=manual!
Return Description: Status of if the display refresh is automatic or manual
Example: display_update=auto!
Command: get_current_power!
Description: Request current power status
Return String(s): power=on! / power=standby!
Return Description: Current power status
Example: power=on!
Command: get_current_source!
Description: Request current source
Return String(s):
source=analog_cd! / source=cd! / source=coax1! / source=coax1_cd! /
source=coax2! / source=coax2_cd! / source=opt1! / source=opt2! /
source=tuner! / source=phono! / source=usb! / source=aux1! / source=aux2!
Return Description: Current source
Example: source=usb!
Command: get_tone!
Description: Request current tone control state
Return String(s): tone=on! / tone=off!
Return Description: Current tone control state
Example: tone=off!