Mainframe Main capability parameter CPU MOTOROLA MC68EZ328；PF16M－33M Operation system μ-Rase（developed by ourselves） Development environment Secondary development tool: C，C++；Integrated development environment IDE. Memorizer Flash memory 2Mbyte, can be expanded to 4Mbyte/8Mbyte Internal memory DRAM 2Mbyte，can be expanded to 8Mbyte Display(optional) Black and white screen －Display screen: single color( LCD)－Display area：47?3.2mm－Resolution ratio:128?4，one line ICON display. Color screen 65Kcolor；LED backlight color white；lattice:128?（RGB）?60 IC card One built-in SAM holder，can be expanded to two SAM holders；supports ISO7816 MEMORY and CPU(T=0,T=1treaties)card. Keyboard 18keys，with backlight，dustproof. Two up and down menu candidate keys. Display（optional） Black and white screen －Display screen：Single color LCD（backlight）。－Display：47?3.2mm－Resolution ratio：128?4，one line ICON display. Color screen Color r?、65K color、backlight manners LED3 light、color white、VDD3.0V、lattice 128?（RGB）?60 Sound One buzzer，can clew with phrase. IRDA infrared interface IRDA infrared interface，can finish the data exchange/system upgrade with PC，at the same time it is applied in other occasion which need wireless link with PC. Crust Adopts static-free coat，insulates high frequency disturbance. Electric features Power consumption －The administer model of smart power supply. －Stand-by current:1MA －Maximum current（when scanning）：150mA 桝dopting the administer model of smart power supply, the average power consumption of system<0.5W; PK consumption<3.5W Battery －Rechargeable lithium battery，power：1200mAh －The time working continuously:10hours,stand-by time;100hours. Environment requirements Working temperature －20℃－50℃ Storagetemperature －40℃－70℃ Relative humidity 10％－95％ Weight About 175g Specification 185mm（L）?3mm（W）?5mm(H)