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UM2681 Dataheets PDF



Part Number UM2681
Manufacturers UMC
Logo UMC
Description Dual Asynchronous Receiver/Transmitter
Datasheet UM2681 DatasheetUM2681 Datasheet (PDF)

(l)UMC ,===========Dual UM2681 SERIES Wfi1 TArsaynnscmhirtotenro(uDsURAeRcTe)iver/ Features • Dual full-duplex asynchronous receiver/transmitter • Ouadruple buffered receiver data registers • Programmable data format 5 to 8 data bits plus parity Odd, even, no parity or force parity 1, 1.5 or 2 stop bits programmable in 1/16 bit increments' • Programmable baud rate for each receiver and transmiter' selectable from: 18 fixed rates: 50 to 38.4K baud One user defined rate derived from programmable .

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(l)UMC ,===========Dual UM2681 SERIES Wfi1 TArsaynnscmhirtotenro(uDsURAeRcTe)iver/ Features • Dual full-duplex asynchronous receiver/transmitter • Ouadruple buffered receiver data registers • Programmable data format 5 to 8 data bits plus parity Odd, even, no parity or force parity 1, 1.5 or 2 stop bits programmable in 1/16 bit increments' • Programmable baud rate for each receiver and transmiter' selectable from: 18 fixed rates: 50 to 38.4K baud One user defined rate derived from programmable timer/counter External 1x or 16x clock • Parity, framing, and overrun error detection • False start bit detection • Line break detection and generation • Programmable channel mode Normal (full duplex) Automatic echo Localloopback Remote loopback • Multi-function programmable 16-bit counter/timer • Multi-function 7-bit input port - Can serve as clock or control inputs - Change of state detection on four inputs • Multi-function 8-bit output port Individual bit set/reset capa.


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