Bridgetek BT88 Advanced Embedded Video Engines

Bridgetek BT88 Advanced Embedded Video Engines are easy-to-use graphic controller ICs targeted at embedded applications to generate high-quality Human Machine Interfaces (HMIs). These Bridgetek ICs offer graphic, audio, and touch control interface functionality in a compact Pb-free, RoHS-compliant VQFN-48 and VQFN-56 package. The BT88 support LCD 480x272, 320x240 resolutionsand bar type display like 800x160, 1024x120 and operate within a -40°C to +85°C temperature range.

Features

Advanced Embedded Video Engine (EVE) with high-resolution graphics and video playback
BT88 (0/1/2/3) functionality includes graphic control, audio control, and touch control interface
Pinout backward compatible with FT81x series (BT880Q-FT810Q, BT881Q-FT811Q, BT882QFT812Q, BT883Q-FT813Q)
Support multiple widgets for simplified design implementation
Built-in graphics operations allow users with little expertise to create high-quality displays
Support 4-wire resistive touchscreen (BT880Q/BT882Q)
Support capacitive touch screen with up to 5 touches detection (BT881Q/BT883Q)
Hardware engine can recognize touch tags and track touch movement
Provides notification for up to 255 touch tags
Enhanced sketch processing
Programmable interrupt controller provides interrupts to host MCU
Built-in 12MHz oscillator with PLL providing programmable system clock up to 60MHz
Clock switch command for internal or external clock source
External 12MHz crystal or clock input can be used for higher accuracy
Video RGB parallel output; configurable to support PCLK up to 60MHz and R/G/B output of 1- to 8-bits
Programmable timing to adjust HSYNC and VSYNC timing

Support for LCD displays with up to 128K pixels in total and up to 2048 pixels per line
480x272, 320x240 and bar type display like 800x160, 1024x120 supported LCD resolutions
Support landscape and portrait orientations
Display enables control output to LCD panel
Integrated 256kB graphics RAM, no frame buffer RAM required
Support playback of motion-JPEG encoded AVI videos
Mono audio channel output with PWM output
Built-in sound synthesizer
Audio wave playback for mono 8-bit linear PCM, 4-bit ADPCM, and µ-Law coding format at sampling frequencies from 8kHz to 48kHz
Built-in digital filter reduces the system design the complexity of external filtering
PWM output for display backlight dimming control
Advanced object-oriented architecture enables low-cost MPU/MCU as system host using SPI interfaces
Support SPI data lines in single, dual, or quad mode
Power mode control allows the chip to be put in power down, sleep, and standby states
Supports I/O voltage from 1.8V to 3.3V
Internal voltage regulator supplies 1.2V to the digital core
Built-in Power-on-reset circuit
-40°C to 85°C extended operating temperature range
Available in a compact Pb-free, VQFN-48 and VQFN-56 package, RoHS compliant