18c2ecf20Sopenharmony_ci.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later 28c2ecf20Sopenharmony_ci 38c2ecf20Sopenharmony_ci.. _V4L2-TCH-FMT-DELTA-TD08: 48c2ecf20Sopenharmony_ci 58c2ecf20Sopenharmony_ci******************************** 68c2ecf20Sopenharmony_ciV4L2_TCH_FMT_DELTA_TD08 ('TD08') 78c2ecf20Sopenharmony_ci******************************** 88c2ecf20Sopenharmony_ci 98c2ecf20Sopenharmony_ci*man V4L2_TCH_FMT_DELTA_TD08(2)* 108c2ecf20Sopenharmony_ci 118c2ecf20Sopenharmony_ci8-bit signed Touch Delta 128c2ecf20Sopenharmony_ci 138c2ecf20Sopenharmony_ciDescription 148c2ecf20Sopenharmony_ci=========== 158c2ecf20Sopenharmony_ci 168c2ecf20Sopenharmony_ciThis format represents delta data from a touch controller. 178c2ecf20Sopenharmony_ci 188c2ecf20Sopenharmony_ciDelta values may range from -128 to 127. Typically the values will vary through 198c2ecf20Sopenharmony_cia small range depending on whether the sensor is touched or not. The full value 208c2ecf20Sopenharmony_cimay be seen if one of the touchscreen nodes has a fault or the line is not 218c2ecf20Sopenharmony_ciconnected. 228c2ecf20Sopenharmony_ci 238c2ecf20Sopenharmony_ci**Byte Order.** 248c2ecf20Sopenharmony_ciEach cell is one byte. 258c2ecf20Sopenharmony_ci 268c2ecf20Sopenharmony_ci 278c2ecf20Sopenharmony_ci 288c2ecf20Sopenharmony_ci.. flat-table:: 298c2ecf20Sopenharmony_ci :header-rows: 0 308c2ecf20Sopenharmony_ci :stub-columns: 0 318c2ecf20Sopenharmony_ci :widths: 2 1 1 1 1 328c2ecf20Sopenharmony_ci 338c2ecf20Sopenharmony_ci * - start + 0: 348c2ecf20Sopenharmony_ci - D'\ :sub:`00` 358c2ecf20Sopenharmony_ci - D'\ :sub:`01` 368c2ecf20Sopenharmony_ci - D'\ :sub:`02` 378c2ecf20Sopenharmony_ci - D'\ :sub:`03` 388c2ecf20Sopenharmony_ci * - start + 4: 398c2ecf20Sopenharmony_ci - D'\ :sub:`10` 408c2ecf20Sopenharmony_ci - D'\ :sub:`11` 418c2ecf20Sopenharmony_ci - D'\ :sub:`12` 428c2ecf20Sopenharmony_ci - D'\ :sub:`13` 438c2ecf20Sopenharmony_ci * - start + 8: 448c2ecf20Sopenharmony_ci - D'\ :sub:`20` 458c2ecf20Sopenharmony_ci - D'\ :sub:`21` 468c2ecf20Sopenharmony_ci - D'\ :sub:`22` 478c2ecf20Sopenharmony_ci - D'\ :sub:`23` 488c2ecf20Sopenharmony_ci * - start + 12: 498c2ecf20Sopenharmony_ci - D'\ :sub:`30` 508c2ecf20Sopenharmony_ci - D'\ :sub:`31` 518c2ecf20Sopenharmony_ci - D'\ :sub:`32` 528c2ecf20Sopenharmony_ci - D'\ :sub:`33` 53