CBM7021

  CBM7021 is a capacitive touch button controller launched by Chipbond Technology Co., Ltd. This chip is mainly used in consumer electronics

The key detection in the domain has the advantages of high sensitivity and high reliability. Can design beautiful and stylish operation interface, widely used

Generation of traditional mechanical buttons.

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feature of product

Supports up to 18 keys;

Support I2C and GPIO communication;

Sensitivity can be adjusted separately;

Convenient PCB layout

8-Bit independently developed;

Adopt I2C-slave / Host, UART interface to transmit key information;

Supports up to 20 GPIOs, 18 of which can be used to touch keys;

Using I / O Mode to transmit key information, it is easier to develop application systems without parsing communication protocol packets;

EFT (4KV);

MCU processor, using I2C-slave / Host, UART interface to transmit key information;