spi-controller

glasgow run spi-controller

Initiate transactions on the SPI bus.

Currently, only SPI mode 3 (CPOL=1, CPHA=1) is supported.

usage: glasgow run spi-controller [-h] [-V SPEC] [--cs PIN] [--sck PIN]
                                  [--copi PIN] [--cipo PIN] [-m MODE]
                                  [-f FREQ]
                                  DATA [DATA ...]

data

hex bytes to exchange with the device

-h, --help

show this help message and exit

-V <spec>, --voltage <spec>

configure I/O port voltage to SPEC (e.g.: ‘3.3’, ‘A=5.0,B=3.3’, ‘A=SA’)

--cs <pin>

bind the applet I/O line ‘cs’ to PIN (default: ‘A0’, required)

--sck <pin>

bind the applet I/O line ‘sck’ to PIN (default: ‘A1’, required)

--copi <pin>

bind the applet I/O line ‘copi’ to PIN (default: ‘A2’, optional)

--cipo <pin>

bind the applet I/O line ‘cipo’ to PIN (default: ‘A3’, optional)

-m {0,1,2,3}, --mode {0,1,2,3}

configure clock phase and idle state according to MODE (default: 3)

-f <freq>, --frequency <freq>

set SCK frequency to FREQ kHz (default: 100)