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Wireless Paper
$15.90
What's this?
Wireless Paper is an E-Ink development kit with multiple wireless drive methods. Collaborate with the sample programs and development tools we provide, users can operate the display via Bluetooth, Wi-Fi and LoRa.
Description
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Characteristics
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Description
Summary
Wireless Paper is an E-Ink development kit with multiple wireless drive methods. Collaborate with the sample programs and development tools we provide, users can operate the display via Bluetooth, Wi-Fi and LoRa.
This board is equipped with a default 2.13-inch black and white E-Ink display screen, continuous display for 180 days after power outage. It can be used to develop applications such as electronic tags and identity tags.
Main Features
- ESP32-S3FN8 + SX1262 Chipset, device can be driven via Wi-Fi, BLE and LoRa;
- Default 250 x 122 pixels black-white display, it can also be used to drive E-Ink screens of other sizes;
- High contrast, high reflectance, ultra-wide viewing angle;
- Low power consumption, 20uA in deep sleep;
- Internal integrated display screen refresh page function, users can drag and drop BMP images to achieve refresh;
- Operation condition: 0~50℃, 35~70%RH;
- Onboard USB-UART bridge, facilitate user secondary development.
Specifications
| Parameters | Description | MCU | ESP32-S3FN8 |
|---|---|
| LoRa Chipset | SX1262 |
| Frequency | 470~510MHz, 863~928MHz |
| Power Supply | lithium battery, USB Type-C |
| Supply Voltage | 3~5v |
| Operating Temperature | 0~50℃ |
| Operating Humidity | 35~70% |
| Display Resolution | 122(H)x250(V) Pixel |
| Connection Method | Wi-Fi, LoRa,BLE |
| Screen Size | 2.13 Inch |
| Active Area | 23.705×48.55 |
| Pixel Pitch | 0.1942X0.1942 |
| Pixel Configuration | Square |
Description
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FAQ
E Ink price tag is a price tag that is very suitable for retail. It is simple to operate and more convenient to use. Compared with ordinary paper price tags, it is faster to change prices and can save a lot of human resources.
You can refer to the Quickstart.
Docs & Resource
- [Resource] — Heltec ESP32 framework and lib installation
- [Resource] —Hardware Update Logs
- [Resource] —Datasheet
- [Resource] —Schematic_Diagram
- [Resource] —E-Ink Datasheet
- [Resource] —User Manual Document
- [Resource] —Heltec LoRaWAN test server based on TTS V3
Packing list
The default packing list without selecting any accessories is as follows:
| Item | Quantity |
|---|---|
| Wireless Paper | x1 |
| LoRa Antenna | x1 |
| Acrylic Protection Board | x1 |
| SH1.25 x 2 battery connector | x1 |
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Characteristics
| Weight | 60 g |
|---|---|
| Dimensions | 8.8 × 8.8 × 2.5 cm |
| LoRa Band | 433MHz, 470~510MHz, 863~870MHz, 902~928MHz |
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