Notes For Communication - Sanyo CE42LM4N-NA - CE - 42" LCD Flat Panel Display Specifications

3. Notes for Communication

3.1 The TV command is defined one command/one line that starts with "C" and ends with carriage
return (0x0D).
3.2 There are two types of commands, Functional Execution Commands and Status Read
Commands.
[Example]
Functional Execution Command: "C05" [CR]
Status Read Command: "CR0" [CR]
3.3 When it takes more than one second to receive one command, the function is not executed.
When it takes more than one second until the TV receives carriage return since it has received
the first data "C", it clears the information of buffer.
3.4 For the command pipelining, wait interval of 100 ms after the response.
PC → TV
TV → PC
3.4.1 When a command is issued before receiving response, the function is not executed
properly.
3.4.2 Except when there is no response for 5 seconds.
3.5 It takes about 5 seconds for internal initialization after plugging in AC power. During this time,
it cannot process commands. Do not issue any command.
3.6 The number of characters of response for Status Read Commands depends on commands.
Please see [7. Status Read Command].
3.7 Characters for commands must be Capital (A - Z).
Command
"C" "0" "7"
CR
（a few ms ～ 5s）
More than 100ms
Next Command
CR
ACK
Carriage Return
Ver. Page 4