BEGV641N Display Embedded System T/P Connector RS485 B/L LCD Controller RS232 Your 60KB application program here! EEPROM RS422 ISP Port NEC Microprocessor 26 pins Connector Features High performance, Low power NEC N 8-bit microprocessor r / 3KB RAM Built-in 60KB ISP Flash memory On board updateable 128KB EEPROM One isolated RS485 / 422 / 232, 1 x RS232 Lower voltage operation to 3.3V Built-in 4-wired resistive touch panel 240 x 128 monochrome STN LCD Built-in JIS Level 1 & 2 Kanji ROM 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, I²C driver, touch panel driver, LCM driver and utility are supported Dimension (W x H x D): 144 x 104 x 20mm Hardware Specifications RS232 / 422 / 485 Port Processor NEC PD78F0525A 8-bit microprocessor Memory 60KB in-system programmable flash High-speed RAM 1KB Expansion RAM 2KB 64KB x 2 external I²C CMOS EEPROM (option: 64KBx3) Support dual serial port, one is three-wired RS232, another is shared in among RS232 / isolated RS422 / isolated RS485 port by option Serial Peripheral Interface One two-wired serial interface(I²C) up to 250KHz data transfer speed Touch Panel Interface Support four-wired resisitive touch panel interface Display Interface Support 8-bit single scan 240 x 128 monochrome STN LCD (edge LED white backlight) Built-in JIS Level 1 & 2 Kanji ROM Software Utilities Support RS232 / 422 / 485 driver, I²C driver, touch panel driver, and LCM driver for free DC Requirement DC3.3V~5.5V BOLYMIN, INC. VER:01 1 BEGV641N Packing List BEGV641N Embedded System User Manual Software Utility Disc Mini Cube 2 and ISP Cable (option) BEGV641N BLOCK DIAGRAM RS232 240 x 128 STN (default) NEC 8-bit Microprocessor RS232 60KB ISP Flash Touch Panel 3KB RAM isolated RS-485 (by option) isolated RS-422 I²C 64KB x 3 EEPROM (Optional) IO Pin Mapping Table PIN NO. Signal PIN NO. Signal PIN NO. Signal 1 GND 10 VDD2 19 SDA 2 422RP 11 TX0 20 IOB 3 VDD 12 VDD2 21 WP 22 IOC 4 422RN 13 RX1 5 Vadj 14 GND2 23 EX_SCL 6 422TP/485P 15 TX1 24 A 7 Vout 16 GND2 25 NC 26 K 8 422TN/485N 17 SCL 9 RX0 18 IOA Order Information Parts NO. Description RS232-A RS232-B BEGV641N Dual RS232 ☆ ☆ BEGV641N1 One RS232 ☆ BEGV641N2 One RS232/One RS422 ☆ BEGV641N3 One RS232/One RS485 ☆ RS422 RS485 ☆ ☆ Display: FSTN/Gray LCD,LED/White Backlight (Default) BOLYMIN, INC. www.bolymin.com.tw Revised Date:11-NOV-2009 VER:01 2 BEGV641N & BEGV643N Display Embedded System NEC 8bit microprocessor PD78F0525A 60KBytes ISP flash 3KBytes RAM Your 60KB programe here!! 320 x 240 STN 240 x 128 STN BEGV643N BEGV641N isolated I²C (Real-time clock) (A/D Converter) / isolated RS-485 RS-422 RS232 (PLC) (Terminal) BOLYMIN, INC.