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UM6551

Part Number	UM6551
Manufacturer	UMC Corporation
Description	Asynchronous Communication Interface Adapter
Published	Apr 17, 2005
Detailed Description	(DUMO UM6551 / UM6551A .!,.i.:i;::;t'1~?:t;if~I;);fQ'0~0i~:~::;':':Ji:il~'i:!f!:,:t!:P?:1'i:;i7(ij~~jr~iil{t!~ti!!~tf0...
Datasheet	UM6551 PDF File

Overview

(DUMO UM6551 / UM6551A .
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:i;::;t'1~?:t;if~I;);fQ'0~0i~:~::;':':Ji:il~'i:!f!:,:t!:P?:1'i:;i7(ij~~jr~iil{t!~ti!!~tf01;iz;11:;;ji::~;JrJ~Y%;;~i:1~~j,I!~ Asynchronous Communication Interface Adapter Features • On-chip baud rate generator: 15 programmable baud rates derived from a standard 1.
8432 MHz external crystal (50 to 19,200 baud) • Programmable interrupt and status register to simplify software design • Single +5 volt power supply • Serial echo mode • False start b it detect io n • 8-bit bi-directional data bus for direct communica- tion with the microprocessor • External 16x clock input for non-standard baud rates (up to 125k baud) • Programmable: word lengths; number of stop bits...

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