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Touch Sensor Poll Read

Overview

This example demonstrates the use of a touch sensor for polling reads.

Requirements

Touch sensor keys are connected in the following table:

IO Number	IO Nmae	Touch Number
16	PB0	3
17	PB0	4
18	PB0	5
12	PA12	CMOD
14	PA14	CMC

Building and flashing

Example Location： examples/peripheral/touch_sensor/touch_poll

For compilation, burning, and more, please refer to: Quick Start Guide

Running result

Upon successful execution, the following logs will be output

D/dt              [0.038] add device touch_sensor
D/dt              [0.042] add device gpio
Touch Sensor read, the output format is:
Touch sensor num:[raw data]

T3: [1975] T4: [2112] T5: [2520]
T3: [1980] T4: [2163] T5: [2468]
T3: [1959] T4: [2123] T5: [2506]
T3: [1978] T4: [2155] T5: [2463]
T3: [1948] T4: [2139] T5: [2505]
T3: [1994] T4: [2154] T5: [2442]
T3: [1968] T4: [2155] T5: [2516]
T3: [1982] T4: [2145] T5: [2459]
T3: [1975] T4: [2144] T5: [2528]
T3: [1970] T4: [2154] T5: [2525]
T3: [1996] T4: [2144] T5: [2526]
T3: [1973] T4: [2152] T5: [2533]
T3: [1995] T4: [2161] T5: [2519]
T3: [1981] T4: [2140] T5: [2526]
T3: [1939] T4: [2156] T5: [2512]
T3: [1978] T4: [2138] T5: [2507]