SPI Commands

spion - Enable the SPI system

Purpose

Turn on the SPI system.


Syntax

spion


spioff - Disable the SPI system

Purpose Turn off the SPI system.

Syntax spioff


spipins - Set the port pins to use for the SPI system

Purpose

Allows the pins to be used for the SPI system to be set.

Syntax spipins SCK MISO MOSI CS

Arguments SCK Port pin to be used for the SCK pin. MISO Port pin to be used for the MISO pin. MOSI Port pin to be used for the MOSI pin.

CS Port pin to be used for the CS pin. Examples spipins c2 c3 c4 c5 Setup port C pins 2 to 5 to be the SPI port pins.

Notes The port B and E pins cannot be used for SPI.


spot - Set the Resistance value of the MCP4161 Digital Potentiometer

Purpose

Set the Resistance value of the MCP4161 Digital Potentiometer which is connected to the SPI port.


Syntax

spot value


Arguments

value

Digital pot value between 0 and 255.


Examples

spot 50


Notes

Connection to JackBord SPI Port on Port C.




vspi - Display the status of the SPI system

Purpose Displays the status and basic settings of the SPI port system.

Syntax vspi