PDA having a separate infrared generating device connected to its printer port for controlling home appliances
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United States of America Patent
Stats
-
Jul 7, 1998
Issued Date -
N/A
app pub date -
Sep 4, 1996
filing date -
Mar 24, 1993
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
According to the present invention there is provided an infrared code generating and transmitting device adapted to be coupled to or incorporated in a microcomputer system, commonly referred to as a personal digital assistant (PDA). The IR code generating and transmitting device comprises a CPU separate or incorporated into the microcomputer system of the PDA; a memory separate or incorporated into the microcomputer system; an LED output; LED driver circuitry coupled between the CPU and the LED output; an interface connector; an interface buffer circuit coupled between the interface connector and the CPU; and an interface data buffer circuit coupled by data lines between the interface connector and the CPU.
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