Whadda WPI400, Руководство пользователя

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4
Pin Layout
pin # symbol description
1, 17 3.3 V power positive (3.3 V power input)
2, 4 5 V power positive (5 V power input)
3, 5, 7, 8, 10, 12, 13,
15, 16
NC NC
6, 9, 14, 20, 25 GND ground
11 TP_IRQ
touch panel interrupt, low level while the
panel detects touching
18 LCD_RS instruction/data register selection
19 LCD_SI/TP_SI SPI data input of LCD/touch panel
21 TP_SO SPI data output of touch panel
22 RST reset
23 LCD_SCK/TP_SCK SPI clock of LCD/touch panel
24 LCD_CS LCD chip selection, low active
26 TP_CS touch panel chip selection, low active
Example
Required Hardware
• 1 x Raspberry Pi 1/2/3 main board
• 1 x microSD card (> 8 GB, image file ± 7.5 GB)
•
1 x microSD card reader
• 1 x microUSB cable
•
1 x USB keyboard
• 3.5” LCD module (WPI400)
Required Software
• SD formatter
• Win32Disklmager
• Raspberry Pi OS IMAGE
• LCD driver