Finish the touch calibration following the prompts. Maybe rebooting is required to make
calibration active.
You can create a 99-calibration.conf file to save the touch parameters (not necessary if file
exists).
/ect/X11/xorg.conf.d/99-calibration.conf
Save the touch parameters (may differ depending on LCD) to 99-calibration.conf, as shown in
the picture:
Interface
PIN NO.
SYMBOL
DESCRIPTION
1, 17
3.3V
Power positive (3.3V power input)
2, 4
5V
Power positive (5V power input)
3, 5, 7, 8, 10, 11, 12, 13, 15, 16,
18, 24
NC
NC
6, 9, 14, 20, 25
GND
Ground
19
TP_SI
SPI data input of Touch Panel
21
TP_SO
SPI data output of Touch Panel
22
TP_IRQ
Touch Panel interrupt, low level while the Touch Panel
detects touching
23
TP_SCK SPI clock of Touch Panel
26
TP_CS
Touch Panel chip selection, low active
Resource
Driver
If the touch screen doesn't work properly, please install the driver: LCD-show-170703.tar.gz, but not
LCD-show-161112.tar.gz.
LCD-show-170703.tar.gz (network connection is required while installing)
(http://www.waveshare.com/w/upload/0/00/LCD-show-170703.tar.gz)
LCD-show-161112.tar.gz (http://www.waveshare.com/w/upload/4/4b/LCD-show-161112.tar.gz)
Software
Panasonic SDFormatter (http://www.waveshare.com/w/upload/d/d7/Panasonic_SDFormatter.zip)
Win32DiskImager (http://www.waveshare.com/w/upload/7/76/Win32DiskImager.zip)
