Rigol DS2302A - Page 54

RIGOL 2 Command System
2-38 MSO2000A/DS2000A Programming Guide
:BUS<n>:SPI:SDA:SOURce
Syntax
:BUS<n>:SPI:SDA:SOURce <sour>
:BUS<n>:SPI:SDA:SOURce?
Description
Set or query the data channel source of SPI decoding on the specified bus.
Parameter
Name Type Range Default
<n> Discrete {1|2} --
<sour> Discrete
{D0|D1|D2|D3|D4|D5|D6|D7|D8|D9|D10|
D11|D12|D13|D14|D15|CHANnel1|CHANnel2}
CHANnel2
Return Format
The query returns D0, D1, D2, D3, D4, D5, D6, D7, D8, D9, D10, D11, D12, D13, D14, D15, CHAN1 or
CHAN2.
:BUS<n>:SPI:SDA:POLarity
Syntax
:BUS<n>:SPI:SDA:POLarity <pos>
:BUS<n>:SPI:SDA:POLarity?
Description
Set or query the polarity of the SDA data line in SPI decoding on the specified bus.
Parameter
Name Type Range Default
<n> Discrete {1|2} --
<pos> Discrete {HIGH|LOW} LOW
Explanation
HIGH: low level is 1; high level is 0. LOW: high level is 1; low level is 0.
Return Format
The query returns HIGH or LOW.