32. Touch Screen ADC Controller (TSADCC)

The Stamp9G45 has additional to touch panel support three ADC channels available.

The Touch Screen ADC Controller is a 10-bit Analog-to-Digital Converter supporting resistive touch screen panels. It can be used as Touch Screen Controller, ADC or both supporting eight lines maximum. It integrates a 8-to-1 analog multiplexer for analog to digital conversions of up to 8 analog lines, four power switches that measure both axis positions and a pen-interrupt and pen-loss switch.

The conversions extend from 0V to TSADVREF, an external voltage reference for better accuracy. It supports 8-bit or 10-bit resolution mode. Every channel can be enabled and disabled seperately. It supports 10-bit 384 Ksamples/sec.