Full Version : SLINK Parallel-Serial-Parallel Interface (ASM)
avr >>COMMUNICATIONS & WEB PROJECTS >>SLINK Parallel-Serial-Parallel Interface (ASM)


Admin5- 04-15-2006
SLINK

SLINK is assembled code implementing simple parallel-serial-parallel link which enables sending 8 bits of data over single wire.

Two chips can be cascaded in master-slave fashion, giving total width of 16 bits.

The packet data rate depends on the clock frequency of the transmitter, but receiver self-adjusts to the incoming data stream , allowing simple RC oscillators for cheap solutions.

The code can be implemented on all AVR devices.In the future, code for Tiny devices with A/D-D/A converters will be done. The code for RX/TX is imlpemented in one module and RX/TX selection is done via single pin.

The outputs of the receiver are configured as open-drain. When no data is present at the input, all outputs go off-state.

Pin-selectable function for reliable operation requires four identical data packets to be received for output to change state.


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