Kyocera KCG057QV1DC-G770 5.7" Industrial LCD Display Panel 320×240 Color

Product Overview

The KCG057QV1DC-G770 is a 5.7" industrial LCD display panel manufactured by Kyocera, featuring QVGA resolution (320x240) with CCFL backlight and Parallel Data interface. With 300 cd/m² brightness and 60:1 contrast ratio, viewing angle 55/55/60/70, designed for industrial instrumentation, embedded systems, and reliable display applications.

Specifications

Applications

Industrial instrumentation and gauges

Embedded systems displays

Metering equipment

Point-of-sale terminals

Security alarm panels

Small appliance displays

FAQ:

Q1: What does the “DC” in the KCG057QV1DC-G770 part number mean?
A1: In Kyocera’s naming convention for this series, “DC” indicates that the panel is equipped with a built-in LCD controller (often an RA8806 or similar text/graphic controller). Unlike “DB” (Analog RGB) or “DG” (Digital TTL) panels that require a continuous high-speed video signal from an external CPU, the “DC” model receives data via a low-speed parallel CPU interface (like an 8-bit or 16-bit bus), significantly reducing the processing load on the host system.

Q2: What interface does this display use to connect to the motherboard?
A2: Because of the built-in controller, the G770 connects via a standard parallel MCU/MPU interface (typically Intel 8080 or Motorola 6800 timing). It uses data lines (D0-D7 or D0-D15), address lines, and control signals (like /RD, /WR, RS, and /CS) rather than the high-speed RGB clock and sync signal lines used by standard TFT panels.

Q3: Can I use the G770 to replace a KCG057QV1DB or KCG057QVLDG panel?
A3: No, they are fundamentally incompatible. Even though they share the exact same 5.7-inch physical size and 320×240 resolution, the electronic interfaces are completely different. You cannot swap a “DC” (Built-in Controller) panel with a “DB” (Analog) or “DG” (Digital) panel without completely redesigning the driver board and rewriting the software.