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Atmel QTouch LibraryUser GuideSuppo
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5.6.11.6.1 Debug Support in the sam
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6.3.16.21 touch_info_t ............
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• ARM: refers to a device in the
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Libraries for AVR microcontrollers
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QMatrix charge transfer is labeled
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Maximum ON DurationIf an object uni
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Setting Variable name Data Type Uni
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Guard ChannelGuard channel in Qtouc
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7 AKS groups are supported by the l
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Data structuresThis section lists t
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The signal gain for each sensor is
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• This function can be called any
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unit16_t qt_measure_sensors( uint16
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Channel NumberingChannel numbering
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qt_reset_sensing()qt_enable_xxx()qt
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Port AAll SNSK pinsterminatedon thi
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Example:Pins A0 ,A3 and A5 of PORT
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Channel 47 N/A N/A N/A N/A N/A X7Y5
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channel 0channel 1channel 2channel
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Disabling and Enabling of Pull-up f
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‣ Recommended threshold should be
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QMatrix acquisitionmethod libraries
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definition is not required.QT_NUM_C
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SNS1 and SNSK1 pins usethe same por
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• It is recommended to disable PU
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Table 4 :List of configurable param
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Number ofchannels requiredfor the a
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2. The above definitions should be
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NUM_Y_LINES_ROTOR_SLIDER_QT_MAX_NUM
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has Four Comparators (AC0A , AC1A ,
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Note: When using the IAR IDE / comp
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Figure 5-11: Selecting the right co
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SNS1 - SNSK1 & SNS2 -SNSK2QT_NUM_CH
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Selecting the right configurationTh
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Figure 5-20 : Specifying QMatrix ac
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Debug Support in Example applicatio
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Support for different compiler tool
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Maximum number of rotor / sliders s
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Tips on pin assignments for the sen
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ATtiny88)v1g1s2(ATtiny461,ATmega16a
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X0,X1,X2,X3 are on PB0,PB1,PB2,PB3N
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1. The channel numbers are allocate
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SNSK_array[1][1]=0x00; (SNSK odd ma
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SNSK_array[1][0]=0x14; (SNSK even m
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Figure 5-28: New Design Sensors in
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Figure 5-31: Selecting the MCU for
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Figure 5-34: Selecting the SNS and
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2. QTOUCH_STUDIO_MASKS needs to be
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Figure 5-38: Selecting New Design3.
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Figure 5-42: Start window of the co
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Figure 5-45: Selecting the X,YA,YB,
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The code can be copied using the
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ApplicablereleaseQTouch libraries v
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Device Specific LibrariesIntroducti
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Table 8 Compiler tool chains suppor
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maintains the States of QMatrix, QT
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equired as shown in the case A of F
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Figure 37 QMatrix method schematicQ
- Page 124 and 125: Figure 39 QMatrix API Flow diagram
- Page 126 and 127: CAT Module Pin NameCSA0CSB0CSA1CSB1
- Page 128 and 129: The QTouch method acquisition using
- Page 130 and 131: Host Application codeUsing the init
- Page 132 and 133: Frozen Stop Stop Run Run Run Run On
- Page 134 and 135: Figure 45 Raw acquisition mode API
- Page 136 and 137: Figure 46 GNU Example project usage
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- Page 140 and 141: TOUCH_STATUS_CHANGE 0x0002u Status
- Page 142 and 143: sensor_type_tEnumerationUsesensor_t
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- Page 148 and 149: touch_at_statusstructureInput / Out
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- Page 152 and 153: variable to the Touch library. The
- Page 154 and 155: structure.p_qta_config touch_qt_con
- Page 156 and 157: p_touch_sensor_param touch_qm_param
- Page 158 and 159: current_time_ms touch_time_t Curren
- Page 160 and 161: touch_ret_t touch_qt_sensor_config(
- Page 162 and 163: touch_qt_sensors_calibratetouch_ret
- Page 164 and 165: touch_qt_get_libinfotouch_ret_t tou
- Page 166 and 167: • This API updates the configurat
- Page 168 and 169: Rule Rule Description Advisory/Requ
- Page 170 and 171: VCCPA0No ConnectionPA1PA2ATtiny20PA
- Page 172 and 173: QTouch Library configuration parame
- Page 176 and 177: Figure 51 Schematic overview of QTo
- Page 178 and 179: QTouch Library configuration parame
- Page 180 and 181: Devices supportedThe list of differ
- Page 182 and 183: • The channel number is derived f
- Page 184 and 185: MISRA Compliance ReportThis section
- Page 186 and 187: May 2010Ver 4.2July 2010Ver 4.3Jan