Elmo P100 Data Format Specification, Operation Command PC → This product, Ack, Usb

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Data Format Specification

This command is executed in the form of 1-command/1-packet. The next command is not accepted until the previous processing is completed.

•The communication command always starts with STX (Start of Text), and ends with ETX (End of Text).

•If the communication format of command name is wrong, NAK (Negative Acknowledge) will be sent from this product as a result of failing to receive correctly.

•When communication format is received correctly, this product sends ACK (Normal Acknowledge).

■Operation Command (PC → This product)

Each operation command is executed in ASCII code, and transmitted in a set of 7 bytes as follows:

	S		Command	Parameter	Data	E
(PC)	T					T
	X					X
(This product)	→	ACK

■Response Data Format (This product → PC)

All response data is transmitted as ASCII code, corresponding to the parameters in the operation command table.

•Status 0

S		Input	Posi/	Color/	Camera Mode		E
T	Lighting					Display Pause Flickerless	T
		selection	Nega	B&W	/SD Mode
X							X

•Status 2

S	Iris	Gamma	Image	Edge	White		Monitor	USB	E
T						Text			T
	mode	selection	rotation	effect	balance		output	Mode
X									X

•ROM Ver0 (MASTER)

S	V	H	N	E
T	56H	48H	4EH	T
X				X

•ROM Ver1 (SLAVE)

S	V	H	N	E
T	56H	48H	4EH	T
X				X

•ROM Ver2 (LENS)

S	V	H	N	E
T	56H	48H	4EH	T
X				X

•ROM Ver3 (MAIN) . . . Upper 6 bytes

S	E
T	T
X	X

•ROM Ver4 (MAIN) . . . Lower 4 bytes

S	20H	20H	E
T			T
X			X

ABOUT RS-232C

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