Serial Communication
Mirage WQ-L User Manual
68
020-101372-01 Rev. 1 (04-2014)
Specific Projector in a Network with one Controller
Specific Projector in a Network with Multiple Controllers
What is Actually Sent in a Message?
Although you will send and read messages as strings of ASCII characters, the actual message
travels as a sequence of bytes. Each character in this sequence requires one byte. The example
below illustrates a “gamma function 222” reply from the projector.
Message Format
Function
Example
(Dest Addr Code Data)
SET (turn projector #5 on)
(5pwr1)
($Dest Addr Code Data)
SET AND ACKNOWLEDGE MESSAGE (message
processed?ffr55)
($5pwr1)
Message Format
Function
Example
(Dest Addr Src Code?)
REQUEST (get gamma function from projector #5 to
controller #2)
(5 2BGF?)
($Dest Addr Src Code Data)
SET AND ACKNOWLEDGE MESSAGE (is message from
controller #2 processed by projector #5)
($5 2BGF?)
(Dest Addr Src Code!Data)
REPLY (from projector #5 to controller #2: gamma
function is 222)
(002 005BFG!222)
ASCII =
(
B
G
F
!
2
2
2
)
HEX =
0x28
0x42
0x47
0x46
0x21
0x32
0x32
0x32
0x29
