The ASIU-E and the newer GPCU, can be supplied with custom firmware to operate between the ARINC-429/575 interfaces and an a 10/100 Ethernet port.
The converters can be programmed to perform arithmetic and logical operations as well as bit/byte/word manipulations on the data as well as filtering. Customized solutions allow for additional ARINC channels and the addition of an ARINC-561 interface.
Up to four bi-directional ARINC channels can be supplied. The ARINC Bit Rate and parity can be defined on a channel basis. Serial Baud rate can be defined by the user.