qt_lib_siginfo

Structure	qt_lib_siginfo_t
Input / Output	Output from the library
Use	Data structure which holds the information about the library variant and its version information.

qt_lib_siginfo_t structure definition for a QTouch acquisition method library variant is shown below.

Fields

Type

Comment

library_version

uint16_t

Holds the library version information.

lib_sig_lword

uint16_t

Holds the general information about the library.

Bit fields	Use
B1 : B0	Library Type : 00 : QTouch acquisition method 01 : QMatrix acquisition method
B2	Compiler tool chain used 0 – GCC 1 – IAR
B9 : B3	Maximum number of channels supported by the library
B10	0 – Library supports only keys 1 – Library supports keys and rotors
B15 : B11	Maximum number of rotors and sliders supported by the library

lib_sig_hword

uint16_t

Reserved

qt_lib_siginfo_t structure definition for a QMatrix acquisition method library variant is shown below.

Fields

Type

Comment

library_version

uint16_t

Holds the library version information.

lib_sig_lword

uint16_t

Holds the general information about the library

Bit fields	Use
B1 : B0	Library Type : 00 : QTouch acquisition method 01 : QMatrix acquisition method
B2	Compiler tool chain used 0 – GCC 1 – IAR
B9 : B3	Maximum number of channels supported by the library
B10	0 – Library supports only keys 1 – Library supports keys and rotors
B15 : B11	Maximum number of rotors and sliders supported by the library

lib_sig_hword

uint16_t

Holds information about the X and Y lines for a QMatrix library variant