5.11 Resistive touch screen
TSC is responsible for providing control of ADC and touch screen analogue block to form a touch screen system, which achieves
function of touch detection and touch location detection. The controller utilizes ADC hardware trigger function and control switches in
touch screen analogue block.
Figure 17
A Connector
Name
TSC Function Description
CPU Pin Name
GPIO Capable
Voltage
3
OSC_32KHZ_OUT
Touch Screen_XR
GPIO1_IO03
Y
+3,3V
27
GPIO1_IO04
Touch Screen_XL
GPIO1_IO04
Y
+3,3V
34
GPIO1_IO02
Touch Screen_YU
GPIO1_IO02
Y
+3,3V
48
I2C2_SDA
Touch Screen_YD
GPIO1_IO01
Y
+3,3V
Table 18
Note: for details and features see i.MX 6ULL reference Manual
D N :
3 8
