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Company MikroVega Website BDMicro www.bdmicro. com MikloBit www.miklobit.c om www.mikroveg a.pl/1403.php Stats VE-APS-1403 ATmega128 microcontroller in TQFP64 package - serial RS232 interface (with levelshifter/transceiver MAX3232) - 4Mbit Data Flash - 3 channel Multiplexer for ISP-programing - 1A and 5V Low drop voltage stabilizer ( you can connect this board to AC or DC power supply up too 15V - reset (protection) circuitry - standard 6-pin AVR ISP connector - standard JTAG-ICE connector - 14.7456MHz XTAL and 32.768kHz TOSC Quartz - status LED connected to PB7 pin - pin headers with all ATmega128 signals and can be mounted to something by 3mm mount holes. Small size 56x90x20mm MAVRIC-IB Atmel ATmega128 MCU • 128K external static RAM • dual level shifted UARTs • RS485 interface • I2C ready w/pull-up resistors installed • 32K I2C serial EEPROM on-board • battery backed, I2C serial Real Time Clock on-board • up to 51 digital I/O pins • selectable clock frequency of 16 MHz or 14.7456 MHz (select at order time) • ultra stable 4-Layer circuit board with massive power and ground planes • advanced low-dropout voltage regulator accepts 5.5-24V input with reverse polarity hookup protection • board features are selectable w/convenient DIP switch • small size at 3.0 x 3.6 inches MB-128 Max CPU: AVR Mega 128 Clock: 11.059MHz (other freq. on demand) Program FLASH 128kB Int.RAM: 4kB Int.EEPROM 4kB Ext.RAM: 32kB Ports I/O: 5 x 8 Programmable address decoder build on GAL RTC: EPSON 72423 Watchdog: Int. & MAX695 Interfaces: 2 x RS232C + I2C + SPI Interrupts: 21 (int.) / 8 (ext.) A/D: 8 x 10b PWM: 2 x 8b / 6 x 2-16b Power: 5V/120mA Battery: CR2032 (210mAh); max. curr. 3V/5uA ISP connector for insystem programming JTAG connector for on-chip debugging and in-system programming. 57 x 91mm Picture Cost US$60 (A$79) Comments Polish US$119 (A$157) Screw Terminals optional 299PLN (A$131) Polish ere www.ere.co.th EMB128C16 Atmega128 8-bit RISC CPU (AVR family) (16MHz) Serial EEPROM (I2C), 24LC256 Real Time Clock, DS1307 3V lithium battery keeping time and date 2 channels RS485 2 channels RS232 10-bit 8 channels on MCU providing variable resistor for reference voltage10-bit 2 channels digital to analog providing variable resistor for reference voltage 6-pin ISP connector for ISP loader cable JTAG connector Reset switch Diode protection for power supply and reset MEGAEX is expansion board for MEGABRAIN128.It is low cost,making ideal as development board.MEGAEX has 7 I/O ports (53 I/O lines),2 RS232 connectors,2 RS485 connectors,2 DAC terminals. The board has lcd connector for common character lcd module with power supply and current limit resister for backlight. All port on the board are connected to IDC connectors. US$62.50 (A$82) US$13.16 (A$17) Futurlec ESS www.futurlec.c om www.ess.ch/in dex.html?targe t=avr ET-AVR Stamp Module Direct In-Circuit Program Download by either an SPI or JTAG Connection • Up to 53 I/O points • 8 Channel 10-Bit A/D Converters • 2 UARTS • SPI Interface and I2C Support • Two 16-Bit Timers with Two 8-bit PWM Channels • On-Chip Real-Time Counter • Power LED with Load and Reset Button LxWxH: 40mm x 65mm x 60mm US$19.90 (A$26) • In-Circuit Programming via ET-AVR ISP • A massive 48 I/O points with easy to connect standard IDCC Connectors • 2 RS232 Connections with MAX232 • LCD Connector with Contrast Adjustment • 8 Channel 10-bit A/D Convertor • Two 16-bit Timers with Two 8-bit Timers US$28.90 (A$38) AVR CARD ATMEGA128 8-bit RISC CPU 32KB 2-wire serial ferroelectric RAM (FM24C256-SE, which holds data in powerless state 2-wire serial real time clock providing additional square wave output 1-32KHz (DS1307, 3V lithium battery keeping time and date up to 5 years RS485 driver for two wire networking up to 1.5 km (MAX485, RS232 driver providing two serial interfaces (MAX202) step up voltage converter for 1.5-5V battery power supply or long supply wiring (MAX1674), all SMD assembly except analog voltage reference and header connectors which may be soldered manually according users wish CPU ports routed directly to connectors for unrestricted use (ESD protected by resistors) connector for standard LCD with adjustable negative contrast voltage output EUR 107 (A$179) Has just the basic Mega128 functions MicroStamp www.microstamp.com E-LAB Computers www.elab.de ISP and JTAG connectors credit card size (87 x 54mm) AVR-Stamp 2.0 RS232 port RS485 port max 52 available I/O port ISP connector J-TAG connector Real Time Clock PS2 keyboard input 20x4 characters LCD with backlight 9-35V input voltage EvaBoard-485 Mega128, 1xRS232, 1xRS485, 2k FRAM MMC/FAT16 interface for FAT16-MMC board, I2C interface, speaker, all ports routet to ribbon cable headers. US$89 (A$117) Comes with an LCD Display! EUR 105 (A$176) Have lots of other modules