Automatic upgradeable UART circuit arrangement

   
   

A configurable universal asynchronous receiver/transmitter (UART) facilitates efforts to upgrade UART functionality in the field and replace older UART devices. In one example embodiment, an integrated circuit includes a universal asynchronous receiver/transmitter configured and arranged to operate in one of a plurality of modes, with each mode being selectable in response to mode-selecting data. The integrated circuit device includes an interface circuit electrically connected to the universal asynchronous receiver/transmitter and adapted to present the mode-selecting data to the universal asynchronous receiver/transmitter. The integrated circuit device also includes a selection circuit adapted to enable the mode-selecting data to pass from the interface circuit to the universal asynchronous receiver/transmitter.

Un receiver/transmitter asincrónico universal configurable (UART) facilita esfuerzos de aumentar funcionalidad del UART en el campo y de substituir más viejos dispositivos del UART. En una encarnación del ejemplo, un circuito integrado incluye un receiver/transmitter asincrónico universal configurado y dispuesto para funcionar en uno de una pluralidad de modos, con cada modo siendo seleccionable en respuesta a datos modo-que seleccionan. El dispositivo del circuito integrado incluye un circuito de interfaz conectado eléctricamente con el receiver/transmitter asincrónico universal y adaptado para presentar los datos modo-que seleccionan al receiver/transmitter asincrónico universal. El dispositivo del circuito integrado también incluye un circuito de selección adaptado para permitir a los datos modo-que seleccionan pasar del circuito de interfaz al receiver/transmitter asincrónico universal.

 
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