Canon LV-7225 - LCD Multimedia Projector XGA Spécification fonctionnelle - Page 12
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Expand Serial Command Functional Specification
8. Functional Execution Command
8.1. Format
1)
The following format's commands issued form a PC.
Pattern 1: "CF_COMMAND" [CR]
Pattern 2: "CF_COMMAND_" %1 [CR]
2)
When a projector decoded a received data and ready to receive the next Command, it will return
acknowledgment.
"000" [CR]: (0x06, 0x0D) When received Function Execute Command.
"nnn" [CR]: Unable to execute any value except "000" value for any specific reason.
3)
When received an undecodable data,
returns "?" [CR].
8.2. Transfer Example
When setting Projector Total Dots to 1344 by Expand Command
PC → Projector: "CF_TDOTS_1344" [CR]
Projector → PC: "000" [CR] ---------------------- Reception OK
8.3. Operation Requirements
When the Projector's status in this below, functional execution commands are limited.
Status Read Commands are available even in this table status.
Standby Mode
Processing Count Down
Processing Cooling Down
Cooling Down due to abnormal temperature
Abnormal Temperature
Abnormal Power
(60sECOnds after Power has turned to abnormal)
Processing Power Save Cooling Down
Processing Power Save
Note) When the Projector receives other commands in the above status; they return error code to
show the status.
CF_: Header
COMMAND: Letters
%1: Parameter (Letters)
_: Space (To separate COMMAND and Parameter)
See the Error Code Table for its contents
Projector Status
Available Function Execution Command
C00: Power On
C00: Power On
(Terminate Count Down)
None
None
None
None
None
C00: Power On
C01: Power Off
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