Number
|
Pin name
|
Description
|
1
|
CS
|
LCD reset control pin( low level enable)
|
2
|
RS
|
LCD register / data selection control pin(high level: register, low level: data)
|
3
|
WR
|
LCD write control pin
|
4
|
RD
|
LCD read control pin
|
5
|
RST
|
LCD reset control pin( low level reset)
|
6~21
|
D0~D15
|
LCD 16 bit data bus pin (use d0 ~ D7 in 8-bit mode)
|
22
|
GND
|
Module power ground pin
|
23
|
TE
|
LCD tearing effect signal pin (read only)
|
24
|
NC
|
No definition, reserved
|
25
|
NC
|
No definition, reserved
|
26
|
GND
|
Module power ground pin
|
27
|
GND
|
Module power ground pin
|
28
|
5V
|
Module power supply positive pin (connected to 5V)
|
29
|
TMI
|
Resistance touch screen SPI bus read data pin (capacitor touch screen not used)
|
30
|
TMO
|
IIC bus data pin of capacitive touch screen (SPI bus write data pin of resistance touch screen)
|
31
|
PEN
|
Touch screen interrupt detection pin(Low level when a touch occurs)
|
32
|
NC
|
No definition, reserved
|
33
|
TCS
|
Capacitor touch screen reset pin (resistance touch screen chip selection pin)
|
34
|
TCK
|
IIC bus clock pin of capacitive touch screen (SPI bus clock pin of resistance touch screen)
|
Number
|
Pin name
|
Description
|
1
|
TCK
|
IIC bus clock pin of capacitive touch screen (SPI bus clock pin of resistance touch screen)
|
2
|
TCS
|
Capacitor touch screen reset pin (resistance touch screen chip selection pin)
|
3
|
PEN
|
Touch screen interrupt detection pin(Low level when a touch occurs)
|
4
|
TMO
|
IIC bus data pin of capacitive touch screen (SPI bus write data pin of resistance touch screen)
|
5
|
TMI
|
Resistance touch screen SPI bus read data pin (capacitor touch screen not used)
|
6
|
5V
|
Module power supply positive pin (connected to 5V)
|
7
|
GND
|
Module power ground pin
|
8
|
GND
|
Module power ground pin
|
9
|
NC
|
No definition, reserved
|
10
|
NC
|
No definition, reserved
|
11
|
TE
|
LCD tearing effect signal pin (read only)
|
12~27
|
D15~D0
|
LCD 16 bit data bus pin (use d0 ~ D7 in 8-bit mode)
|
28
|
RST
|
LCD reset control pin( low level reset)
|
29
|
RD
|
LCD read control pin
|
30
|
WR
|
LCD write control pin
|
31
|
RS
|
LCD register / data selection control pin(high level: register, low level: data)
|
32
|
CS
|
LCD reset control pin( low level enable)
|
Number
|
Pin name
|
Description
|
1
|
5V
|
power pin (connected to 5V)
|
2
|
LCD_RS
|
LCD register / data selection control pin(high level: register, low level: data)
|
3
|
LCD_RD
|
LCD read control pin
|
4
|
LCD_D1
|
Pin 2 of 8-bit parallel data bus
|
5
|
GND
|
Power ground pin
|
6
|
LCD_WR
|
LCD write control pin
|
7
|
LCD_D0
|
Pin 1 of 8-bit parallel data bus
|
8
|
LCD_D5
|
Pin 6 of 8-bit parallel data bus
|
9
|
LCD_D7
|
Pin 8 of 8-bit parallel data bus
|
10
|
LCD_D4
|
Pin 5 of 8-bit parallel data bus
|
11
|
LCD_D6
|
Pin 7 of 8-bit parallel data bus
|
12
|
LCD_D2
|
Pin 3 of 8-bit parallel data bus
|
13
|
TP_CLK
|
IIC bus clock control pin of capacitive touch screen(SPI bus clock control pin of resistance touch screen)
|
14
|
LCD_D3
|
Pin 4 of 8-bit parallel data bus
|
15
|
TP_MISO
|
SPI bus read data pin of resistance touch screen(capacitive touch screen not used)
|
16
|
LCD_CS
|
LCD chip select control pin
|
17
|
GND
|
Power ground pin
|
18
|
LCD_RST
|
LCD reset control pin
|
19
|
TP_PEN
|
Touch screen interrupt control pin
|
20
|
TE
|
Tearing Effect Signal pin(read-only)
|
21
|
TP_CS
|
Capacitive touch screen reset pin(resistance touch screen chip selection pin)
|
22
|
TP_MOSI
|
IIC bus data pin of capacitive touch screen(resistance touch screen SPI bus write data pin)
|
23
|
GND
|
Power ground pin
|