{"type":"doc","content":[{"type":"extension","attrs":{"layout":"default","extensionType":"com.atlassian.confluence.macro.core","extensionKey":"toc","parameters":{"macroParams":{},"macroMetadata":{"macroId":{"value":"c48f75a2-486b-48f2-b04e-ad1b4b3b427c"},"schemaVersion":{"value":"1"},"title":"Table of Contents"}},"localId":"ed174e29-43a6-43c7-9044-154397c1537b"}},{"type":"paragraph","content":[{"text":"The ","type":"text"},{"text":"Kinetis MCU","type":"text","marks":[{"type":"link","attrs":{"href":"/wiki/spaces/SECONorthTech/pages/1446641961"}}]},{"text":" default firmware of the Trizeps VIII (Mini) includes a code to act as a touch controller.","type":"text"}]},{"type":"table","attrs":{"layout":"default","localId":"4a86d44c-3afa-42d0-8ab9-f8e1a95500c3"},"content":[{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[340.0]},"content":[{"type":"paragraph","content":[{"text":"Config","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[340.0]},"content":[{"type":"paragraph","content":[{"text":"TOUCHSCREEN_KUK_TR8MCU","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[340.0]},"content":[{"type":"paragraph","content":[{"text":"Source","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[340.0]},"content":[{"type":"paragraph","content":[{"text":"/linux_imx/drivers/input/touchscreen/kuk_tr8mcu_touch.c","type":"text"}]}]}]}]},{"type":"heading","attrs":{"level":2},"content":[{"text":"How to modify Settings","type":"text"}]},{"type":"codeBlock","content":[{"text":"$ cd /sys/bus/i2c/devices/2-0010\n/sys/bus/i2c/devices/2-0010$ ls\naverage modalias power swapxy x xraw ymax yscale\ndriver name settle threshold xmax xscale ymin zraw\ninput of_node subsystem uevent xmin y yraw","type":"text"}]},{"type":"paragraph","content":[{"text":"Get a setting or touch value; ie. get the last measured raw x value:","type":"text"}]},{"type":"codeBlock","content":[{"text":"/sys/bus/i2c/devices/2-0010$ cat xraw\n41","type":"text"}]},{"type":"paragraph","content":[{"text":"Change a setting; ie. swap x and y axis and invert the x-axis:","type":"text"}]},{"type":"codeBlock","content":[{"text":"/sys/bus/i2c/devices/2-0010$ echo 3 > swapxy","type":"text"}]},{"type":"table","attrs":{"layout":"default","localId":"8f4bdcb4-f6bd-40e2-9b79-a0b1822f93f1"},"content":[{"type":"tableRow","content":[{"type":"tableHeader","attrs":{"colspan":1,"background":"#eeeeee","rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"Value","type":"text"}]}]},{"type":"tableHeader","attrs":{"colspan":1,"background":"#eeeeee","rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"I2C-Register","type":"text"}]}]},{"type":"tableHeader","attrs":{"colspan":1,"background":"#eeeeee","rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"Description","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"xscale","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"TOUCH_XSCALE_LSB/MSB","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"The max. value „xraw“ is scaled „x“ to. Typ.: screen-width","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"yscale","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"TOUCH_YSCALE_LSB/MSB","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"The max. value „yraw“ is scaled „y“ to. Typ.: screen-height","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"xmin","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"TOUCH_XMIN_LSB/MSB","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"xraw value, when left edge of screen is touched","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"xmax","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"TOUCH_XMAX_LSB/MSB","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"xraw value, when right edge of screen is touched","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"ymin","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"TOUCH_YMIN_LSB/MSB","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"yraw value, when top edge of screen is touched","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"ymax","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"TOUCH_YMAX_LSB/MSB","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"yraw value, when bottom edge of screen is touched","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"threshold","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"TOUCH_CONFIG","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"Defines trigger level at which a touch-press is detected 0..63","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"settle","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"TOUCH_WAITTIME","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"Time in ms to wait between before measurements","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"average","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"TOUCH_AVERAGE","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"Number of samples to average for each point","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"swapxy","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"-","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"0x0: no change, 0x1: swap x and y axis, 0x2: invert x-axis, 0x4: Invert y-axis","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"x","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"TOUCH_XSCALE_LSB/MSB","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"scaled x value of last measurement (Bitmask 0x8000: no touch press)","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"y","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"TOUCH_YSCALE_LSB/MSB","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"scaled y value of last measurement (Bitmask 0x8000: no touch press)","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"xraw","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"TOUCH_XMIN_LSB/MSB","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"last raw x value","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"yraw","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"TOUCH_YMIN_LSB/MSB","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"last raw y value","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"zraw","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"TOUCH_XMAX_Z_LSB/MSB","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[226.67]},"content":[{"type":"paragraph","content":[{"text":"last raw z value. Z-measurement must be enabled","type":"text"}]}]}]}]},{"type":"heading","attrs":{"level":2},"content":[{"text":"Device-Tree for resistive Touch-Controller","type":"text"}]},{"type":"paragraph","content":[{"text":"Example:","type":"text"}]},{"type":"codeBlock","content":[{"text":"&iomuxc {\n pinctrl_restouch: restouchgrp {\n fsl,pins = <\n MX8MM_IOMUXC_SD2_WP_GPIO2_IO20 0x16 /* MCU Interrupt */\n >;\n };\n}\n&i2c3 {\n touch: kuk_tr8mcu_touch@10 {\n compatible = \"kuk,kuk-tr8mcu-touch\";\n reg = <0x10>;\n pinctrl-names = \"default\";\n pinctrl-0 = <&pinctrl_restouch>;\n interrupts-extended = <&gpio2 20 IRQ_TYPE_LEVEL_LOW>;\n xscale = <800>;\n yscale = <480>;\n xmin = <306>;\n xmax = <3781>;\n ymin = <692>;\n ymax = <3459>;\n settle = <10>;\n average = <25>;\n yreverse = \"true\" ;\n linux,wakeup;\n };\n}","type":"text"}]},{"type":"paragraph","content":[{"text":"For a description of the settings see table above.","type":"text"},{"type":"hardBreak"},{"text":"The swapxy is split into 3 values for the device-tree:","type":"text"}]},{"type":"table","attrs":{"layout":"default","localId":"7c254a00-82d5-423a-942d-a503f121aa5f"},"content":[{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[340.0]},"content":[{"type":"paragraph","content":[{"text":"swapxy","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[340.0]},"content":[{"type":"paragraph","content":[{"text":"Swap x and y axis","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[340.0]},"content":[{"type":"paragraph","content":[{"text":"xreserve","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[340.0]},"content":[{"type":"paragraph","content":[{"text":"Invert x axis","type":"text"}]}]}]},{"type":"tableRow","content":[{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[340.0]},"content":[{"type":"paragraph","content":[{"text":"yreserve","type":"text"}]}]},{"type":"tableCell","attrs":{"colspan":1,"rowspan":1,"colwidth":[340.0]},"content":[{"type":"paragraph","content":[{"text":"Invert y axis","type":"text"}]}]}]}]}],"version":1}

Browser not supported