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STMPE16M31 数据表(PDF) 48 Page - STMicroelectronics |
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STMPE16M31 数据表(HTML) 48 Page - STMicroelectronics |
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48 / 85 page ![]() Touch sensor controller STMPE16M31, STMPE24M31 48/85 Doc ID 16174 Rev 4 13 Touch sensor controller The STMPE16M31 and STMPE24M31 devices use the STMicroelectronics’ patent pending capacitive front end. The capacitive sensor is configure by the following registers: Table 13. Touch sensor controller registers Address Register Name Reset Value R/W Description 0x70 CH_SEN_CTRL 0x00 RW Capacitive sensor control 0x71 RATIO_ENG_REPT _CTRL 0x00 RW Ratio engine report control (only available in final silicon) 0x72 CH_SEL 0x00000000 RW Selects active capacitive channels 0x76 CAL_INT 0x00 RW 10ms – 64S calibration interval 0x77 CAL_MOD 0x00 RW Selects calibration model 0x78 MAF_SET 0x00 RW Median averaging filter (MAF) setting 0x7C DATA_TYPE 0x00 RW Selects type of data available in channel data ports. 0x01: TVR 0x02: EVR 0x03: Channel delay 0x04: Impedance (13-bit) 0x05: Calibrated impedance (13-bit) 0x06: Locked impedance (13-bit) 0xC0-0xEF CH_DATA-n 0x0000 R/W Channel data based on channel data type Obsolete Product(s) - Obsolete Product(s) |
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