WTC401SPI
WTC401SPI is 4 keys + 1 roller slider capacitive touch sensing chip manufactured by WINCOM.
Overview
WTC401SPI has 4 keys and 1 roller/slider. Through the output key value of the SPI interface and the roller of finger touch, position data is 0 ~ 7FH, total 128 pieces. SSOP24A encapsulation
2. Ordering information
The WTC401SPI is divided into the sleeping mode and non-sleeping mode, which can be distinguished from the model. The user should provide the plete model when ordering
Product model WTC401SPI
WTC401SPI-L
Is there a mode of hibernation This model is not with sleeping mode
This model is with sleeping mode
Application notice Used for the household electrical appliances
It can satisfy the low power consumption application of battery power supply
3. Typical Application
It needs to continually adjust the application of the material flow through finger sliding, is applied to various kinds of kitchen equipment, audio and video equipment, air conditioner, bathroom appliance, lamp switch, LED light color mixture and other applications.
4. Definitions of WTC401SPI Pins
Figure 2:WTC401SPI Pin Diagram
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Table 1: Definitions of WTC401SPI Pins
Pin No. Pin Name Usage
SW8
SW9
!
SW10
SW11
SW12
SW13
SW14
SW15
CSEL...