Project Description

Four and Two-Port Multi-Protocol RS-232/422/485 M.2 Cards


  • M.2 2260/2280 size with B & M keys and Latching I/O Connectors
  • Four- And Two-Port M.2 Serial Cards With Optional DB9M Connectivity
  • Four Software-Selectable Serial Types: RS-232, RS-422, And RS-485 (2Wire & 4Wire)
  • “SM” Models Support All 3 Serial Types. “S” Models Support RS-422 And RS-485
  • High Performance 16C950-Class UARTs With 128-Byte FIFO For Tx And Rx Buffering
  • Supports Data Communication Rates To 921.6Kbps In RS232 – As High As 3Mbps In Differential Modes – 10Mhz With Custom Crystal Option
  • Port-By-Port Field Selectable Termination For RS422 & RS485 Applications
  • Virtually Any Custom Baud Rate May Be Configured By The User Via Register Settings, No Custom Oscillator Needed
  • ±15kV ESD Protection On All Signal Pins
  • Supports CTS, RTS, And 9-Bit Data Mode, Half- and Full-Duplex communications
  • RoHS And Industrial Temp (-40°C To 85°C) Both Standard
  • Support for Wind River Vxworks (call for ordering information)