Chapter 6: communication protocol, Page 25 – Smart Avi SmartNet-V User Manual
Page 25

Page 25
MNSNV102005Ver1.0
Chapter 6: Communication Protocol
Chapter 6: Communication Protocol
Chapter 6: Communication Protocol
Chapter 6: Communication Protocol
Chapter 6: Communication Protocol
7.1 Set Crosspoint Command
7.1 Set Crosspoint Command
7.1 Set Crosspoint Command
7.1 Set Crosspoint Command
7.1 Set Crosspoint Command ::::: CMD = 0x00
CMD = 0x00
CMD = 0x00
CMD = 0x00
CMD = 0x00
Sets specified switch output or Destination to the specified input or Source.
Se
Se
Se
Se
Send
nd
nd
nd
nd: <0x
: <0x
: <0x
: <0x
: <0xBE
BE
BE
BE
BE><0x
><0x
><0x
><0x
><0xE
EE
EEF> F> F> F> F> ss><0x00><0x00> ss><0x00><0x00> ss><0x00><0x00> ss><0x00><0x00> uu u urc rc rc rc rceeeee> > > > > nn n nation> ation> ation> ation> ation> CC CC CC CC>>>>> Where; uu u urce rce rce rce rce>>>>> = Single Byte, Switch Input channel -1 = Single Byte, Switch output channel number -1 Response: Response: Response: Response: Response: If successful the unit will respond with an ACK (0x06) Examples Examples Examples Examples Examples 1. Sending the following byte string sets Source 1 to Destination 1 on chassis 0 0xBE,0xEF,0x00,0x00,0x00,0x00,0x00,0x51, 2. Sending the following byte string sets Source 2 to Destination 1 on chassis 0 0xBE,0xEF,0x00,0x00,0x00,0x01,0x00,0x50, 3. Sending the following byte string sets Source 2 to Destination 2 on chassis 0 0xBE,0xEF,0x00,0x00,0x00,0x01,0x01,0x51, 4. Sending the following byte string sets Source 16 to Destination 16 on Frame 15 0xBE,0xEF,0x0F,0x00,0x00,0x0F,0x0F,0x5E, 7 77 77.....2 Send Messag 2 Send Messag 2 Send Messag 2 Send Messag 2 Send Messageeeee C C C C Comma omma omma omma ommand nd nd nd nd : CMD : CMD : CMD : CMD : CMD = 0x01 = 0x01 = 0x01 = 0x01 = 0x01 Writes message to specified On Screen Display. Se Se Se Se Send nd nd nd nd::::: <0x <0x <0x <0x <0xBE BE BE BE BE><0x ><0x ><0x ><0x ><0xEF EF EF EF EF> > > > > oo oon nn n n> > > > > nn n ne> e> e> e> e> <<<< BB B BCC> CC> CC> CC> CC> Where; = == == Switch output channel number –1 <<<< O O O OSDLi SDLi SDLi SDLi SDLin nn n neeeee>>>>> = == == Screen Line number <<<< M M M Messag essag essag essag essage> e> e> e> e> = == == This section MUST MUST MUST MUST MUST be 28 bytes long (Please see the following text for more details on this ) Due to the limitations of both the On Screen Display and the amount of available non-volatile memory in the SmartNet The characters in the message to be displayed need to be translated using the rules detailed in Appendix B. Response: Response: Response: Response: Response: If successful the unit will respond with an ACK (0x06) Examples Examples Examples Examples Examples 1. Sending the following byte string sends the text “Message” to Line 2, destination 1 of Switch 0 BE,EF,00,00,01,00,02,18,2E,3C,3C,2A,30,2E,0B,0B,0B,0B,0B,0B,0B,0B,0B,0B,0B,0B,0B,0B,0B,0B,0B,0B,0B,0B,0B,5B, 2. Sending the following byte string sends the message “Abandon Ship!” to line 6, destination 6 of switch 5 BE,EF,04,00,01,05,06,0C,2B,2A,37,2D,38,37,0B,1E,31,32,39,0B,0B,0B,0B,0B,0B,0B,0B,0B,0B,0B,0B,0B,0B,0B,0B,60, Set Set Set Set Set V V V V Vid id id id ideeeeeo Only o Only o Only o Only o Only C C C C Crosspoint rosspoint rosspoint rosspoint rosspoint Cmd = 3 i.e. to switch video on output 3 to input 4 CMD = 3
it is necessary for the Host system to perform some pre-processing of the message to be displayed.
Databytes = destination, source
Databytes = 3,4