Details
Universal e-Paper Driver Board with WiFi / Bluetooth SoC ESP32 onboard, supports various Waveshare SPI e-Paper raw panels
e-Paper ESP32 Driver Board
Comes with Android APP
an easy way to display images on e-Paper from PC / smart phone via WiFi / Bluetooth
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Features at a glance
The e-Paper ESP32 Driver Board is a wireless solution for refreshing e-Paper display content, suitable for applications such as: supermarket price tag, e-Card, serial port info monitoring, etc.
- Onboard ESP32, supports Arduino development
- Provides Android APP, allows to refresh display content via Bluetooth EDR
- Provides HTML host code, allows to refresh display content via remote webpage, suitable for Internet applications
- Supports Floyd-Steinberg dithering algorithm, more color combinations, better shadow rendering for the original image
- Supports popular image formats: BMP, JPEG, GIF, PNG, etc.
- Comes with development resources and manual
Specifications
WiFi protocol | 802.11b/g/n |
---|---|
Bluetooth protocol | Bluetooth 4.2,including traditional BR/EDR, and low power BLE |
Interface | 3-wire SPI, 4-wire SPI (default) |
Operating voltage | 5V |
Operating current | 50mA ~ 150mA |
Low power current | <2mA (cut off power supply for CP2102) |
Dimensions | 29.46 × 48.25mm |
Transmitting image via Bluetooth EDR
comes with Android APP, easy to use
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* for reference only, e-Paper display is NOT included.
Transmitting image via remote webpage
comes with HTML host code, suitable for sorts of Internet applications
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Floyd-Steinberg Dithering support
more color combinations, better shadow rendering, better displaying effect
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pinout definition
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Outline dimensions
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Resources & Services
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* Resources for different product may vary, please check the wiki page to confirm the actually provided resources.
Supported e-paper models
Part Number | Colors | Grey Scale | Resolution | Display size (mm) | Full Refresh Time (s) | Partial Refresh1 | Interface |
---|---|---|---|---|---|---|---|
1.54inch e-Paper | black, white | 2 | 200 × 200 | 27.00 × 27.00 | 2 | √ | SPI |
1.54inch e-Paper (B) | red, black, white | 2 | 200 × 200 | 27.60 × 27.60 | 8 | SPI | |
2.13inch e-Paper | black, white | 2 | 250 × 122 | 48.55 × 23.70 | 2 | √ | SPI |
2.13inch e-Paper (B) | red, black, white | 2 | 212 × 104 | 48.55 × 23.70 | 15 | SPI | |
2.13inch e-Paper (D) | black, white | 2 | 212 × 104 | 48.55 × 23.70 | 2 | √ | SPI |
2.66inch e-Paper | black, white | 2 | 296 × 152 | 30.704 × 60.088 | 6 | √ | SPI |
2.66inch e-Paper (B) | red, black, white | 2 | 296 × 152 | 30.704 × 60.088 | 15 | SPI | |
2.7inch e-Paper | black, white | 4 | 264 × 176 | 57.288 × 38.192 | 6 | SPI | |
2.7inch e-Paper (B) | red, black, white | 2 | 264 × 176 | 57.288 × 38.192 | 15 | SPI | |
2.9inch e-Paper | black, white | 2 | 296 × 128 | 66.89 × 29.05 | 2 | √ | SPI |
2.9inch e-Paper (B) | red, black, white | 2 | 296 × 128 | 66.90 × 29.06 | 15 | SPI | |
2.9inch e-Paper (D) | black, white | 2 | 296 × 128 | 66.90 × 29.06 | 2 | √ | SPI |
3.52inch e-Paper | black, white | 2 | 360 × 240 | 74.51 × 49.67 | 1.5 | SPI | |
3.7inch e-Paper | black, white | 4 | 480 × 280 | 47.32 × 81.12 | 3 | √ | SPI |
4.01inch e-Paper (F) | 7-color | 2 | 640 × 400 | 86.40 × 54.00 | 15 | SPI | |
4.2inch e-Paper | black, white | 4 | 400 × 300 | 84.80 × 63.60 | 4 | SPI | |
4.2inch e-Paper (B) | red, black, white | 2 | 400 × 300 | 84.80 × 63.60 | 15 | SPI | |
4.26inch e-Paper | black, white | 4 | 800 × 480 | 92.80 × 55.68 | 4 | √ | SPI |
5.65inch e-Paper (F) | 7-color | 2 | 600 × 448 | 114.9 × 85.8 | <35 | SPI | |
5.83inch e-Paper | black, white | 2 | 648 × 480 | 119.232 × 88.320 | 5 | SPI | |
5.83inch e-Paper (B) | red, black, white | 2 | 648 × 480 | 119.232 × 88.320 | 20 | SPI | |
7.5inch e-Paper | black, white | 2 | 800 × 480 | 163.20 × 97.92 | 5 | SPI | |
7.5inch e-Paper (B) | red, black, white | 2 | 800 × 480 | 163.20 × 97.92 | 16 | SPI |
- It usually takes about 0.3s to partially refresh the display