Analog Devices ADSP-BF561 TFT-LCD Controller Application Note

About this manual

The document details the hardware interface for using the ADSP-BF561 Blackfin processor with a TFT-LCD panel, specifically utilizing the EZ-KIT Lite board and a Logic Product Development Zoom Display Kit. It explains how the processor's Parallel Peripheral Interfaces (PPIs) connect to video decoders and LCD panels, eliminating the need for external timing ASICs by using general-purpose PWM timers.

What's inside

• Introduction
• Hardware Interface
• Software Interface
• Receiving the Input Data
• Processing the Input Data
• Transmitting the Processed Data
• Decimation and De-interlacing
• Color Space Conversion

Frequently asked questions

What hardware boards and display kit are used in this application?

The implementation uses an ADSP-BF561 EZ-KIT Lite board, a Logic Product Development Zoom Display Kit with a Sharp LQ035Q7DB02 LCD Panel, and a DVD player as the video input source.

How many lines make up a frame for the PPI configuration?

The value programmed in the Frame register is 525 to match the actual received lines.

What are the dimensions of the LCD panel used in this application?

The LCD panel has dimensions of 240 words/line and 320 lines/frame.