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HAT Adapter Board

7.3-inch & 4-inch E-Ink / ePaper Display HAT Adapter Board, 50-Pin DESPI-C73

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7.3-inch & 4-inch E-Ink / ePaper Display HAT Adapter Board, 50-Pin DESPI-C73

Name: DESPI-C73 Adapter Board
Brand: Good Display
SKU: DESPI-C73
Availability: InStock

7.3 inch & 4 inch E-Paper HAT adapter board,Supporting 4",7.3 inch e-paper display

Number of views:

1000

Product serial number

60707300

DESPI-C73 Adapter Board

Connect 4-inch E6 and 7.3-inch E6 color e-paper displays to MCU development boards with ease.

Supported Displays: 4" E6 (GDEP040E01) & 7.3" E6 (GDEP073E01)

Dimensions47×32mm

InterfaceSPI

Screen Connector50-Pin 0.5mm FPC

Key ComponentsSI1308EDL, MBR0530

Voltage3.3V

Temperature-20°C ~ 70°C

Peripheral Boost Circuit

Boost Detection Points

Reference Design Included

Platform Compatibility

Compatible with major development platforms for rapid E6 e-paper integration

STM32 ESP32 ESP8266 Arduino UNO

Pin Functions

DESPI-C73 is designed for E6 series 50-pin e-paper with standard SPI control:

Pin	Function Description
BUSY	Busy status output pin
RES	External reset pin (active low)
D/C	Data/Command control (high = data, low = command)
CS	SPI chip select (active low)
SCK	SPI clock signal line
SDI	SPI data input line (MOSI)
GND	Power ground
3.3V	Power supply (positive)

DESPI-C73 + 7.3" E6 Display

DESPI-C73

GDEP073E01

DESPI-C73E01

DESPI-C73 + 4" E6 Display

DESPI-C73

GDEP040E01

DESPI-C40E01

Driver Tip: The 50-pin 0.5mm high-density interface is optimized for the E6 series. The onboard high-efficiency boost circuit meets the refresh requirements of large-format e-paper displays. Reserved voltage test points facilitate secondary development and debugging.

Beyond the Product: Our Four Pillars

Expertise

Technical Support Team

Senior engineers provide full technical support — from design to implementation, ensuring the best solution for your needs. 24/7 response.

Quality

Quality Management System

8-stage rigorous inspection process with international certifications. Product pass rate exceeds 99.9%.

Experience

18 Years Deep Expertise

Serving tens of thousands of customers with mature industry knowledge and proven problem-solving capabilities.

Capacity

Strong Inventory Stock

Core products are fully stocked to ensure rapid delivery and production continuity. 48-hour shipping (business days).

Keyword:

Bistable Display

Wide Viewing Angle

Green Display Technology

Customized Solutions

E-paper Industry Leader

12.48 Inch E-Paper HAT Adapter Board, DESPI-C1248

5.79-inch E-Paper Display HAT Adapter Board for ESP32/STM32, DESPI-C579

Related information download

DESPI-C73_Specification

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