Atmel QTouch Library User Guide

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Figure 5-28: New Design Sensors in the AVR <strong>QTouch</strong> Studio virtual kit4. Now Go to Tools->Pin Configuration Wizard.Pin configurationFigure 5-29: Selecting the pin configuration wizard for theDesign5. Pin configuration Window will pop up with the information on the usage of the tool.Click Next to proceed to the configuration.968207K-AT42-09/11
Figure 5-30: : Start page of the wizard6. Select the MCU and click Next as shown below.97
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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
Page 46 and 47: Disabling and Enabling of Pull-up f
Page 48 and 49: ‣ Recommended threshold should be
Page 50 and 51: QMatrix acquisitionmethod libraries
Page 52 and 53: definition is not required.QT_NUM_C
Page 54 and 55: SNS1 and SNSK1 pins usethe same por
Page 56 and 57: • It is recommended to disable PU
Page 58 and 59: Table 4 :List of configurable param
Page 60 and 61: Number ofchannels requiredfor the a
Page 62 and 63: 2. The above definitions should be
Page 64 and 65: NUM_Y_LINES_ROTOR_SLIDER_QT_MAX_NUM
Page 66 and 67: has Four Comparators (AC0A , AC1A ,
Page 68 and 69: Note: When using the IAR IDE / comp
Page 70 and 71: Figure 5-11: Selecting the right co
Page 72 and 73: SNS1 - SNSK1 & SNS2 -SNSK2QT_NUM_CH
Page 74 and 75: Selecting the right configurationTh
Page 76 and 77: Figure 5-20 : Specifying QMatrix ac
Page 78 and 79: Debug Support in Example applicatio
Page 80 and 81: Support for different compiler tool
Page 82 and 83: Maximum number of rotor / sliders s
Page 84 and 85: Tips on pin assignments for the sen
Page 86 and 87: ATtiny88)v1g1s2(ATtiny461,ATmega16a
Page 88 and 89: X0,X1,X2,X3 are on PB0,PB1,PB2,PB3N
Page 90 and 91: 1. The channel numbers are allocate
Page 92 and 93: SNSK_array[1][1]=0x00; (SNSK odd ma
Page 94 and 95: SNSK_array[1][0]=0x14; (SNSK even m
Page 98 and 99: Figure 5-31: Selecting the MCU for
Page 100 and 101: Figure 5-34: Selecting the SNS and
Page 102 and 103: 2. QTOUCH_STUDIO_MASKS needs to be
Page 104 and 105: Figure 5-38: Selecting New Design3.
Page 106 and 107: Figure 5-42: Start window of the co
Page 108 and 109: Figure 5-45: Selecting the X,YA,YB,
Page 110 and 111: The code can be copied using the
Page 112 and 113: ApplicablereleaseQTouch libraries v
Page 114 and 115: Device Specific LibrariesIntroducti
Page 116 and 117: Table 8 Compiler tool chains suppor
Page 118 and 119: maintains the States of QMatrix, QT
Page 120 and 121: equired as shown in the case A of F
Page 122 and 123: 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
Page 138 and 139: the QTouch Library as QMatrix data
Page 140 and 141: TOUCH_STATUS_CHANGE 0x0002u Status
Page 142 and 143: sensor_type_tEnumerationUsesensor_t
Page 144 and 145: OUT_OF_TOUCHIN_TOUCHCurrently the a
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num_channel_signals uint8_t Length
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touch_at_statusstructureInput / Out
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UseData structure which holds the R
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variable to the Touch library. The
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structure.p_qta_config touch_qt_con
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p_touch_sensor_param touch_qm_param
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current_time_ms touch_time_t Curren
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touch_ret_t touch_qt_sensor_config(
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touch_qt_sensors_calibratetouch_ret
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touch_qt_get_libinfotouch_ret_t tou
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• This API updates the configurat
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Rule Rule Description Advisory/Requ
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VCCPA0No ConnectionPA1PA2ATtiny20PA
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QTouch Library configuration parame
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Recommended setting.Table 19 QTouch
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Figure 51 Schematic overview of QTo
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QTouch Library configuration parame
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Devices supportedThe list of differ
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• The channel number is derived f
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MISRA Compliance ReportThis section
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May 2010Ver 4.2July 2010Ver 4.3Jan
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Atmel QTouch Library User Guide

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