configure touch controller
SAR_TOUCH_OUTEN | touch controller output enable |
SAR_TOUCH_STATUS_CLR | clear all touch active status |
SAR_TOUCH_DATA_SEL | 3: smooth data 2: baseline 1,0: raw_data |
SAR_TOUCH_DENOISE_END | touch_denoise_done |
SAR_TOUCH_UNIT_END | touch_unit_done |
SAR_TOUCH_APPROACH_PAD2 | indicate which pad is approach pad2 |
SAR_TOUCH_APPROACH_PAD1 | indicate which pad is approach pad1 |
SAR_TOUCH_APPROACH_PAD0 | indicate which pad is approach pad0 |