Data Sheet

Touchscreen controller STMPE610
32/56 Doc ID 15432 Rev 4
TSC_CFG Touchscreen controller configuration register
Address: 0x41
Type: R/W
Buffer:
Reset:
Description: Touchscreen controller configuration register.
76543 2 1 0
AVE_CTRL_1 AVE_CTRL_0
TOUCH_DET
_DELAY_2
TOUCH_DET
_DELAY_1
TOUCH_DET
_DELAY_0
SETTLING_2 SETTLING_1 SETTLING_0
[7:6] AVE_CTRL_1/0: Average control
00=1 sample
01=2 samples
10=4 samples
11=8 samples
[5:3] TOUCH_DET_DELAY_2/1/0: Touch detect delay
000 - 10 µs
001 - 50 µs
010 = 100 µs
011 = 500 µs
100=1ms
101=5ms
110 = 10 ms
111 = 50 ms
[2:0] SETTLING: Panel driver settling time
(1)
000 = 10 µs
001 = 100 µs
010 = 500 µs
011=1ms
100=5ms
101 = 10 ms
110 = 50 ms
111=100ms
1. For large panels (> 6”), a capacitor of 10 nF is recommended at the touchscreen terminals for noise filtering.
In this case, settling time of 1 ms or more is recommended.