XPT2046 Ver la hoja de datos (PDF) - Unspecified

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XPT2046

Touch Screen Controller

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XPT2046 Touch Screen Controller

Analog Input

Figure 5 hows a block diagram of the input multiplexer on the XPT2046, the differential input of the ADC, andt

he differential reference of the converter. Table 4 and Table 5 show the relationship between the A2, A1, A0, and

SER/DFR control bits and the configuration of the XPT2046.The control bits are provided serially via the DIN

pin—see theDigital Interface section of this data sheet for more details.

Figure 5. Simplified Diagram of Analog Input

Copyright©2007, SHENZHEN XPTEK TECHNOLOGY CO.,LTD http://www.xptek.com.cn

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