The programmable multi-interface adapter enables various computer and control systems to be connected to one another. It has two serial ports RS232C, Ethernet 10/100 Mb, CAN bus 2.0, an I2C and eight 1-wire lines, 64 kB RAM and RTC.

The adapter is fully programmable. External commands set different priorities and interface connections. More ports can work at the same time. I.e. CAN bus is switched to LAN port and COM1 is switched to 1-wire channel and COM2 is switched to I2C in the same time.

The BH220A has size of 180 x 140 x 40 mm and is powered from +7 ... +12V power supply.