Difference between revisions of "1.8inch LCD for micro:bit"
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== Introduction == | == Introduction == | ||
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This is a colorful display module designed for the BBC micro:bit, 1.8inch diagonal, 160x128 pixels, capable of displaying 65K colors. | This is a colorful display module designed for the BBC micro:bit, 1.8inch diagonal, 160x128 pixels, capable of displaying 65K colors. | ||
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== Software == | == Software == | ||
− | *[https:// | + | *[https://makecode.microbit.org/v0 makecode website] |
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+ | ==Certification== | ||
+ | *[https://www.waveshare.com/w/upload/c/ca/1.8inch_LCD_for_microbit_certification.rar CE RoHS] | ||
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==FAQ== | ==FAQ== |
Revision as of 11:19, 1 April 2019
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Introduction
This is a colorful display module designed for the BBC micro:bit, 1.8inch diagonal, 160x128 pixels, capable of displaying 65K colors.
Tired of the 5x5 LED matrix? Time to get a tiny monitor for your micro:bit, this one would be the ideal choice.
Specification
- Driver: ST7735S
- Resolution: 160x128
- Display color: RGB, 65K colors
- Operating voltage: 3.3V
- Dimension: 61mm x 51.5mm
Pinouts
PIN | micro:bit PIN | Description |
---|---|---|
Vcc | 3V3 | Power |
GND | GND | Ground |
MISO | P14 | SPI data master input/slave output |
MOSI | P15 | SPI data master output/slave input |
SCK | P13 | SPI clock input |
LCD_CS | P16 | LCD chip selection |
RAM_CS | P2 | SRAM chip selection |
DC | P12 | LCD data/command |
RST | P8 | LCD reset |
BL | P1 | LCD backlight |
Programming Guide
Micor:bit has variety of programming methods like mbed, micropython, typescript and other programming methods, as well as code online websites which are abundant.
The official recommendation are two programming methods: typescript and micropython. Typescript is the graphical programming language.
Note:For this LCD, we only provide demo code of typescript
Typescript
Typescript is a kind of graphical programming, its website is that: https://makecode.microbit.org/#
- Open a browser and input the next URL
- Create a new empty project
Click Project->New Project to create an empty project. Rename the project as LCD or any one you like to.
- Add Packeage
You can get the package of 1.8inch LCD for micro;bit from github. Click More..->Add Package, then copy the URL to the Edittext. https://github.com/waveshare/WSLCD1in8
Note: add a space follow the address
The Blocks
- Initiation
You need to initial LCD module first.
- Clear the screen
Clear the screen to white. Create an buffer on RAM with the resolution size 160*128 and initial it to white.
- Set the backlight
- Send display data
With this block, it will send one frame of buffer to the LCD and display. Note: it is always following drawing operation
- Draw point
Place the block before send display data. You can choose the position, color and size. For the screen, (1,1) is on top-left, and (160,128) is on bottom-right
There are tow way to set the color, the one is use the color block as above, another is to set the value (RGB565) by drag the slider.
- Draw line
You can choose the the line's position, color, size and its sytle
solid line:
dotted line: just need to change the Style
- Draw frame
Draw empty rectange:
Draw full rectange:
- Draw circle
Draw empty circle:
Draw full circle:
- Draw string
- Partial refresh
You can set display windows and refresh it on LCD instead of full refresh
Initialize LCD, set the backlight and then draw a rectangle from (30, 30) to (80, 80)
Then set the display windows block and set its position
Resources
Datasheet
Software
FAQ
Support
Support
If you require technical support, please go to the Support page and open a ticket.