Kyey pad references

AliExpress TTP223 Touch Key Switch Module Touch Button Capacitive Switches Self-Locking/No-Locking Capacitive Touch Switches – US$1.48/lot (10Pcs)

AliEXpress XD21 6x6MM keypad keyboard Touch the switch module board 6*6mm – US$0.22

Tutorial for TTP223 Touch Sensor Module (Capacitive) By mybotic in Electronics 15,684

XD21 6x6MM 按键模块 轻触开关模块 – ¥1.28

TTP223 触摸按键模块 自锁 点动 电容式 开关 单路改造 ¥0.20



Categories: keypad

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