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Serial Peripheral Interface

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(communications, hardware)Serial Peripheral Interface - (SPI) A serial interface in which a master device supplies clock pulses to exchanges data serially with a slave over two data wires (Master-Slave and Slave-Master). This term probably originated with Motorola in about 1979 with their first all-in-one microcontroller.


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Additional abilities, accessible through a built-in serial peripheral interface (SPI), include: output on/off control; configurable over-current detection levels and blanking times for fuse emulation; selectable output slew rate control; device input status feedback; specific fault information and device status reporting; daisy chain capabilities; and a configurable turn-on delay for load demand optimization.
256-tap Digitally Programmable Potentiometer (DPP[TM]) ICs with 50 k and 100 k Resistance Options Deliver Enhanced Stability and Reliability PHOENIX -- ON Semiconductor (Nasdaq: ONNN), a leading global supplier of high performance, energy efficient, silicon solutions, has further expanded its family of Digitally Programmable Potentiometer (DPP[TM]) ICs with new high-resolution devices incorporating I2C and Serial Peripheral Interface (SPI) Bus connectivity.
Winbond will use the systems for wafer sort testing of its SpiFlash[R] serial flash memories which feature the Serial Peripheral Interface (SPI), and are used in PCs, cell phones and other mobile devices.
 
 
 
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