6.3 Pin Configurations

The connections configured to interface the QT2 Xplained Pro extension board are shown in the table. Apart from touch and the LED matrix, an optional USART interface on the Curiosity Nano Virtual COM port is configured to debug the touch data using the 2D Touch Surface utility.

Table 6-1. Pin Details for Snake Game Demo
Serial NumberPin NamePortPeripheralPin Function
1SDAPC2TWI_0LED Mux I2C
2SCLPC3TWI_0LED Mux I2C
3X1PD2PTCQT2 Touch X-line
4X2PD3PTCQT2 Touch X-line
5X3PA6PTCQT2 Touch X-line
6X4PD4PTCQT2 Touch X-line
7Y1PD6PTCQT2 Touch Y-line
8Y2PA5PTCQT2 Touch Y-line
9Y3PD7PTCQT2 Touch Y-line
10Y4PA4PTCQT2 Touch Y-line
11TxPC1USART_2Debug UART
12RxPC0USART_2Debug UART