BEGV643A
Display Embedded System
Microprocessor
T/P Connector
RS422
LCD Controller
EEPROM
RS232
Connector
Features
High performance, Low power AVR 8-bit microprocessor
Built-in 64KB Flash memory / 4KB SRAM
On board updateable 128KB EEPROM
One isolated RS485 / 422 / 232, 1 x RS232
High speed SPI and I²C
Lower voltage operation to 3.3V
Built-in 4-wired resistive touch panel
Current consumption 180mA
320 x 240 monochrome STN LCD
On-chip power-on reset(POR) and
programmable watchdog reset
Comprehensive set of development tools and
application notes for self programming
RS485 / 422 / 232 driver, SPI driver, I²C driver,
Touch panel driver, LCM driver and
Utility are supported
Dimension (W x H x D): 160 x 109 x 16.5mm
Hardware Specifications
Processor
High performance,Low power AVR 8-bit microprocessor
RS232 / 422 / 485 Port
Support one port shard between with RS232 isolated
RS422 and isolated RS485
Memory
64KB In-system programmable flash
2KB Internal EEPROM
4KB Internal SRAM
64KB x 2 External I²C CMOS EEPROM (option: 64KBx3)
Serial Peripheral Interface
One full-duplex, three-wired synchronous data
transfer SPI port
One two-wired serial interface(I²C) to
250KHz data transfer speed
Display Interface
Support 8-bit single scan with resolution 320 x 240
Monochrome STN LCD, edge LED white backlight only
Touch Panel Interface
Support four-wired resisitive touch panel interface
Software Utilities
Support RS232 / 422 / 485 driver, SPI driver
I²C driver, Touch panel and LCM driver
Serial Port
Support dual serial port, one is three-wired RS232,
another is shared with RS422 and RS485 port
DC Requirement
DC3.3V~5.5V
BOLYMIN, INC.
VER:03
1
京公网安备 11010802033920号
EEWORLD
