Searched +full:projected +full:- +full:capacitance (Results 1 – 2 of 2) sorted by relevance
1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later10 ``/dev/v4l-touch0`` to ``/dev/v4l-touch255`` with major number 81 and16 Sensors may be Optical, or Projected Capacitive touch (PCT).20 side-channel for diagnostics or tuning. In other systems, the ASIC is a simple26 lines, or tx/rx). Mutual Capacitance measured is at the nodes where the27 conductors cross. Alternatively, Self Capacitance measures the signal from each30 A touch input may be determined by comparing the raw capacitance measurement to31 a no-touch reference (or "baseline") measurement:33 Delta = Raw - Reference35 The reference measurement takes account of variations in the capacitance across[all …]
1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)3 ---5 $schema: http://devicetree.org/meta-schemas/core.yaml#10 - Jeff LaBundy <jeff@labundy.com>13 The Azoteq IQS269A is an 8-channel capacitive touch controller that features14 additional Hall-effect and inductive sensing capabilities.28 "#address-cells":31 "#size-cells":34 azoteq,hall-enable:37 Enables Hall-effect sensing on channels 6 and 7. In this case, keycodes[all …]
