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CST816S Datasheet High Performance Self-capacitance Touch Controller

Manufacturer: WAVESHARE

Overview: CST816S Datasheet High performance self-capacitance touch chip Rev: V1.4 .waveshare./wiki 1. Overview CST816S self-capacitance touch chip, using high-speed MCU core and embedded DSP circuit, bined with its own fast self-capacitance sensing technology, support a variety of selfcapacitance patterns including triangles, and realize single-point and real two-point gestures on it.

Datasheet Details

Part number CST816S
Manufacturer WAVESHARE
File Size 839.10 KB
Description High performance self-capacitance touch controller
Datasheet CST816S-WAVESHARE.pdf

General Description

Name S1~S13 VDDA CMOD0 CMOD1/S14 IRQ SCL/SDA RST Description Sensing channels Power supply Stabilizing capacitor Stabilizing capacitor/Multiplexed sensing channels Interrupt output I2C Reset input Remarks 2.7V~3.6V, connect 2.2uF~ 10uF capacitor Connect 1nF~5.6nF stabilizing capacitor Connect 1nF~5.6nF stabilizing capacitor, or can be multiplexed sensing channels Up/Down edge optional Optional internal pullup/open drain mode Low active Remarks: 1.

CMOD0 must be connected to a stabilizing capacitor, and the size is 1nF ~ 5.6nF;

2.

Key Features

  • extremely high sensitivity while very low standby power consumption. 2. Chip Characteristics.
  • Built-in fast self-capacitance detection circuit and high-performance DSP module.
  • Support online programming;.
  • Built-in watchdog;.
  • Multiple buttons support;.
  • Support standby gesture wake-up function.
  • Capacitive screen support.
  • Support up to 14 sensing channels;.
  • Support channel floating/pull-down design;.
  • Module parameters are automatically adjusted.
  • P.

CST816S Distributor