

Default is to power Vcc(B) by TUMPA (3.3V only) (jumper on pin 1 and 2) Buffer chip 74LVC16T245 Vcc(B) power select jumper.Buffer enable jumper header for 74LVC16T245.Default force on (jumper is on pin 1and 2) Auto power down jumper header for MAX3243 (force on or auto power down).2x10 standard 20 PIN 2.54mm IDC JTAG connector (Channel A).2x3 standard 6 PIN 2.54mm IDC SPI connector (Channel A).Support both 32 bit and 64 bit operating systems.Free drivers for Windows XP, Windows Vista and Windows 7.USB over-current protection via on-board resetable fuse.1 2圆 10 PIN TTL level 2.54mm IDC header.1 2x5 10 PIN RS232 level 2.54mm IDC header.4 on-board LEDs / PWR, Targt PWR, TX and RX.

