Notes For Communication - Canon LV-7392A Command List

LV-7292A/LV-7297A/LV-7392A/LV-7393A/LV-7398A/LV-8227A/LV-7292M/LV-7297M/LV-8227M

Notes for communication

1. Expand Serial Command is defined as one command / one line that starts with "C" and ends
with carriage return (0x0D)
2. There are two types of commands: Functional Execution Command and Status Read
Command.
- Example of Functional Execution Command:"CF_BRIGHT_032"[CR]
- Example of Status Read Command: "CR_RIGHT"[CR]
3. When it takes more than one second to receive one command, it is not executed.
When it takes more than one second to receive carriage return (0X0D) after the projector
receives the first data "C", it clears the information of buffer.
4. On command pipelining, wait for the interval of 100ms till sending next command after receiving
a response.
PC → Projector
Projector → PC
When a computer sends next command before receiving a response, the projector may not
operate properly, except when there is no response for more than 5 seconds.
5. It takes about 5 seconds for internal initialization after plugging in AC power. During this time
commands cannot be processed. Do not issue any command.
Note) "_" means a space
Command
"CF_BRIGHT_032" CR
(A few ms - 5s)
-3-
Expand Serial Command Functional Specifications
(More than 100ms)
"000" CR
Response
Next Command