З 18.12.23 магазин в м.Дніпро за адресою вул.Новокримська 58 не працює.
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Low 8: D1-D8
high 8: D10-D17 (8 mode when connected using high 8)
7
D2
8
D3
9
D4
10
D5
11
D6
12
D7
13
D8
14
D10
15
D11
16
D12
17
D13
18
D14
19
D15
20
D16
Twenty one
D17
Twenty two
GND
Negative power supply module
Then the power ground GND
Twenty three
BLCNT
Backlight brightness adjustment
You can use IO or PWM to control the backlight brightness
Twenty four
VCC
Positive power supply module
QDtech module supports 5V and 3.3V power supply, a 3.3V power supply J1 shorted, 5V power supply must be disconnected J1
25
VCC
26
GND
Negative power supply module
Then the power ground GND
27
GND
28
BLVCC
3.3V positive external backlight
Short disconnect R3 R4, then use the onboard 3.3V power supply, do not take this pin; when the backlight may require a separate power supply connected to this pin through a 3.3V supply, then disconnect shorted R3 R4
29
TP_SO
Touch panel SPI data output
Connected to the hardware or simulated SPI MISO
30
TP_SI
SPI data input touch panel
Connected to the hardware or simulated SPI MOSI
31
TP_IRQ
Touch panel interrupted
Detecting the touch panel is pressed, compared with low
32
NC
Vacant do not take
Vacant do not take
33
TP_CS
The touch panel chip select signals
Link to hardware or simulated SPI's CS, active low
34
TP_SCK
Touch panel SPI clock signal
Connected to the hardware or simulated SPI SCK
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The data presented in the product description are for reference only and may differ from those indicated by the manufacturer.
To carry out technical calculations and obtain the exact parameters of the goods, use the datasheets from the manufacturer's website.
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The data presented in the product description are for reference only and may differ from those indicated by the manufacturer.
