MHS-3.5inch RPi Display

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Features

• Physical resolution 320 x 480, with resistive touch control
• It supports up to 125MHz SPI signal input, showing stable no screen and no flicker
• With the refresh rate of raspberry pie around 50Hz, play video to play the game without pressure
• Support FBCP software drive, support double screen display, can adjust the resolution of the software to zoom
• Raspberry Pi ZeroW, A, A+, B, B+, 2B, 3B, 3B+)
• Support Raspbian/Ubuntu/Kali system, provide driver and image
• This product has passed CE and RoHS certification

Key Parameters

SKU	MHS3521
LCD Type	TFT
LCD Interface	SPI (upports up to 125MHz SPI input)
Touch Screen Type	Resistive
Touch Screen Controller	XPT2046
Colors	65536
Backlight	LED
Resolution	320*480 (Pixel)
power consumption	120ma
Working temperature（℃）	-20~70

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, 22	NC	NC
6, 9, 14, 20, 25	GND	Ground
11	TP_IRQ	Touch Panel interrupt, low level while the Touch Panel detects touching
12	KEY1	Key
13	RST	Reset
15	LCD_RS	LCD instruction control, Instruction/Data Register selection
16	KEY2	KEY
18	KEY3	KEY
19	LCD_SI / TP_SI	SPI data input of LCD/Touch Panel
21	TP_SO	SPI data output of Touch Panel
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

Driver Installation

Step1,Install the Raspbian/UbuntuMate official mirror (Q:How to？)

(1) Download the latest Raspbian/ubuntumate mirror from official

(2) Use <SDFormatter> to format Micro SD card

(3) Use <Win32DiskImager> to burn the official image to Micro SD card

Step2,Connect with RaspberryPi

Align right-side to insert the LCD screen             

Plug-in MicroSD card, connect network and power 

Step3,Install Driver for RaspberryPi

(1)Login to raspberryPi terminal by SSH (user name: pi ,password :raspberry) (Q:How to？)

(2)Execute the following commands (raspberryPi needs to connect Internet):

sudo rm -rf LCD-show
git clone https://github.com/goodtft/LCD-show.git
chmod -R 755 LCD-show
cd LCD-show/
sudo ./MHS35-show

(3) After the above commands are executed, the system will automatically restart and be able to display and touch normally now.

Note: after installing this driver, the HDMI output will be disabled. If it is necessary to switch back to the HDMI display, execute:

sudo ./LCD-hdmi

Download Resources

• Document

1. MHS-3.5inch_QuickStart
2. How_to_install_matchbox-keyboard
3. How_to_calibrate_the_resistance_touch_screen-V1.2
4. How_to_change_display_direction-GPIO-Resistive_Touch-V1.2

• Driver download

download:LCD-show.tar.gz

• Images download

If you have difficulty installing the driver, or if you still can't use the display properly after installing the driver,

Please Try our Configned images for tested.

Just need download and write the image into the TF card. DO NOT need any driver installation steps.

Image Name	Version	Support	Password	Download
Raspbian	2018-11-13	PI3B+/A/A+/B/B+/PI2/ PI3/ZERO/ZERO W	user: pi password: raspberry	360Yun:	3.5inch-MHS-Raspbian-20181113.7z
				Mega:	3.5inch-MHS-Raspbian-20181113.7z
Ubuntu	Mate:16.04	PI3,PI2	user: pi password: raspberry	360Yun:	MHS35-ubuntu-mate-16.04.2-desktop-armhf-raspberry-pi.7z
				Mega:	MHS35-ubuntu-mate-16.04.2-desktop-armhf-raspberry-pi.7z
Kali-linux	2018.3,nexmon	PI3B+,PI3,PI2	user: root password: toor	360Yun:	MHS35-kali-linux-2018.3-rpi3-nexmon.7z
				Mega:	MHS35-kali-linux-2018.3-rpi3-nexmon.7z
RetroPie	April 14, 2018.	PI3B+,PI3,PI2	user: pi password: raspberry	360Yun:	MHS35-retropie-4.4-rpi2_rpi3.7z
				Mega:	MHS35-retropie-4.4-rpi2_rpi3.7z
RetroPie	April 14, 2018.	Pi1/ZERO/ZERO W	user: pi password: raspberry	360Yun:	MHS35-retropie-4.4-rpi1_zero.7z
				Mega:	MHS35-retropie-4.4-rpi1_zero.7z

• Software

1. Panasonic SDFormatter
2. Win32DiskImager
3. PuTTY

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