DEI ARINC 429 TRANSCEIVER SEPT 2012

ARINC Transceiver Categories Industry Standard (5V) –DEI1016 family –Wafer ID: 1016 Second Generation (3.3V to 5V) –DEI1117 and DEI1116 family –Pin compatible with Standard Device –Wafer ID: 1084_2 Enhanced (3.3V to 5V) –DEI1084 and DEI1085 family –Wafer ID: 1084_2

KEY FUNCTIONS of ARINC TRANSCEIVER

Transceiver Function Summary DEI1016 (Standard) DEI1116/17 (2 nd Gen.) DEI1084/85 (Enhanced) Supply Operation5V3.3V to 5.0V FIFO Word Count (32 bits/word) TX: 8 words RX1: 1 word RX2: 1 word TX: 8 words RX1: 1 word RX2: 1 word TX: 32 words RX1: 32 words RX2: 32 words Speed Selection2, TX & RX 3, TX, RX1 & RX2 Lightning Protection Options Internal 10K External 10K Internal 10K External 10K Programmable Label Recognition No Yes. 16 RX Label Memory Serial Data FormatARINC429 BITMODE25 ARINC429 BITMODE25 ARINC429 UNSCRMA429 Status (Hardware interrupt pins) Pins Empty/Ready Pins Empty/Ready Pins (Empty,HF,FF) Bus Readable Common Functions32 nd bit parity or data Self test mode

Lightning Protection Options Serial Output Lightning Protection Internal 10K-Ohm –Standard, 2 nd Gen. and Enhanced –Reduced components External 10K-Ohm –2 nd Gen. and Enhanced –Alternate external protection

ARINC Data Format Data IN with Two 16-bit Parallel Words Data OUT with One 32-bit Serial Stream Standard / 2 nd Gen: –ARINC429 and BITMODE25 Enhanced: –ARINC429 and UNSCRMA429

ARINC Data Format

Module C Module B Module A Sender RX Label Recognition Enhanced Transceiver has Label Recognition feature Enable Data Filtering at ARINC Receiver with Label Rx Label A, B, C Label A Label B LabelA, B, C Tx With Label Rec. No Label Rec.

uC Larger FIFO and Status Standard / 2 nd Gen. devices have: –8x FIFO for Transmitter –1x register for Receiver Data Enhanced device has: –32x FIFO for Transmitter –32x FIFO for Receiver Data Buffering Word 1 Enhanced Rx uC FF HF DR Std. RX DR Word 2Word 3

Status Pins and Data Standard and 2 nd Gen. –Pins: TXR (Buffer Empty) and (DR) Data Ready Enhanced –Pins: TXR, DR, HF (Half Full), FF (Buffer Full) –Status Data: Assert RSR for Buffer Status on Data Bus

Transceiver Function Summary DEI1016 (Standard) DEI1116/17 (2 nd Gen.) DEI1084/85 (Enhanced) Supply Operation5V3.3V to 5.0V FIFO Word Count (32 bits/word) TX: 8 words RX1: 1 word RX2: 1 word TX: 8 words RX1: 1 word RX2: 1 word TX: 32 words RX1: 32 words RX2: 32 words Speed Selection2, TX & RX 3, TX, RX1 & RX2 Lightning Protection Options Internal 10K External 10K Internal 10K External 10K Programmable Label Recognition No Yes. 16 RX Label Memory Serial Data FormatARINC429 BITMODE25 ARINC429 BITMODE25 ARINC429 UNSCRMA429 Status (Hardware interrupt pins) Pins Empty/Ready Pins Empty/Ready Pins (Empty,HF,FF) Bus Readable Common Functions32 nd bit parity or data Self test mode