3M M2256PW manual Touch Report Structure Offset Field, Value Description

28						3M™ Multi-touch Display M2256PW User Guide
Table 15. Coordinate Data Report 0x13 --Data Stage
		Offset	Field	Size		Value	Description
		0	Report ID	1		0x13	Report ID
		1	Touch Report	10		See table 16	Touch Report Structure
		11	Touch Report	10		See table 16	Touch Report Structure
		21	Touch Report	10		See table 16	Touch Report Structure
		31	Touch Report	10		See table 16	Touch Report Structure
		41	Touch Report	10		See table 16	Touch Report Structure
		51	Touch Report	10		See table 16	Touch Report Structure
		61	Actual Count	1		1 to 60	Number of valid touch reports
		62	Not used	1		0
	63		Not used	1		0
Table 16. Touch Report Structure
		Offset	Field		Size	Value	Description
0			Status	6		0xXX	0x00 Report not valid
							0x04 Not touching
							0x07 Touching
		1	Touch ID	1		0-255	Touch thread ID number
		2	X lsb	1		0xXX	X ( 0-7FFF)
		3	X msb	1		0xXX
		4	Y lsb	1		0xXX	Y ( 0-7FFF)
		5	Y msb	1		0xXX
		6	Width lsb	1		0xXX	Width ( 0-7FFF)
		7	Width msb	1		0xXX
		8	Height lsb	1		0xXX	Height ( 0-7FFF)
	9		Height msb	1		0xXX

3M Touch Systems, Inc. Proprietary Information – 37531 Rev D