AMX Optima Instruction Manual page 89

To persist Sink Key cache on all HDMI I/O boards in a system:
1.
Enter ~scri4v3!
The "bcpu state" (board's CPU state) must say ready.
~scri4v3!
[4:Hardware Boards] detected
[switching drivers] count = 1
[mtx driver 1] bcpu 4x4 driver on board 2
[fpga Version] 0xA3
[bcpu version] v1.0.0
[interface version] v1.0
[bcpu state] ready
2.
Complete the procedure for initializing the system for InstaGate
3. Enter ~app! (persists the empty cache).
The Optima will warm boot and display its boot screen.
Command to Clear Persistence of the Sink Key Cache
The HDMI I/O board uses the BCS command @et to clear the sink key cache on all of its inputs.
Note that the response to the @et command is @ev.
Note: The command also clears the routing state of the entire system.
Important: All HDMI boards in the system receive the request. This command cannot be sent to a
specific board or to specific inputs.
To clear persistence of sink key cache on all HDMI I/O boards in a system:
1.
Enter ~scri4v3!
The "bcpu state" (board's CPU state) must say ready.
2.
Enter @et (clears the cache and disconnects all currently routed signals).
Note that the response to the @et command is @ev.
3.
Enter ~app! (persists the empty cache).
Optima Instruction Manual
HDMI I/O Board
Board's CPU state
®
technology starting on page 81.
83