ATAVRQTOUCHX Atmel, ATAVRQTOUCHX Datasheet - Page 143

• Manufacturer Part Number: ATAVRQTOUCHX
• Description: BOARD EVAL CAPACITIVE TOUCH
• Manufacturer: Atmel
• Series: QTouch™r

Specifications of ATAVRQTOUCHX

• Sensor Type: Touch, Capacitive
• Sensing Range: 1 Slider, 1 Wheel, 2 Buttons
• Interface: USB
• Voltage - Supply: 5V, USB
• Embedded: Yes, MCU, 8-Bit
• Utilized Ic / Part: AT90USB1287, ATxmega128A1
• Silicon Manufacturer: Atmel
• Silicon Family Name: ATxmega
• Kit Contents: Board
• Svhc: No SVHC (15-Dec-2010)
• Core Architecture: AVR
• Core Sub-architecture: AVR19
• Kit Features: One Slider, One Wheel And 2
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Sensitivity: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

num_x_sp
bl_write_count
pin
reg
global_param
p_data_blk
buffer_size
p_burst_length
filter_callback
6.3.16.17 touch_at_config_t
structure
Input / Output
Use
Fields
pin
reg
touch_at_status_change_callback
6.3.16.18 touch_qt_config_t
structure
Input / Output
Use
touch_at_config_t
Input to the library
Data structure which holds the configuration parameters & register values for
autonomous QTouch acquisition
touch_qm_config_t
Input to the library
Data structure which holds all configuration information pertaining to QMatrix
uint8_t
uint8_t
touch_qm_pin_t
touch_qm_reg_t
touch_global_param_
t
uint8_t*
uint16_t
uint8_t*
Pointer to a function
Type
touch_at_pin_t
touch_at_reg_t
Pointer to a
function
user.
Number of X sense pairs used. This is a
private variable to the Touch library. The user
must provide
PRIV_QM_NUM_X_SENSE_PAIRS for this
input field.
Burst length write count. This is a private
variable to the Touch library. The user must
provide the
PRIV_QM_BURST_LENGTH_WRITE_COUN
T macro for this input field.
Holds the QMatrix Pin configuration
information as filled by the user.
Holds the QMatrix register configuration
information as filled by the user.
Holds the global parameters for QMatrix as
filled by the user.
Pointer to the data block allocated by the user
Size of the data block pointed to by
p_data_blk. The user must provide the
PRIV_QM_DATA_BLK_SIZE macro for this
input field.
Pointer to an array of 8-bit Burst lengths,
where each 8-bit value correspond to the burst
length of each channel starting from channel 0
to number of channels.
Pointer to callback function that will be called
before processing the signals
Comment
Holds the autonomous QTouch
configuration information as filled by the
user.
Holds the autonomous QTouch register
configuration information as filled by the
user.
Pointer to callback function that will be
called by the library whenever there is a
touch status change in the autonomous
QTouch sensor
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