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Bus1:spi:sclk:polarity, Bus1:spi:ss:polarity, Bus1:spi:wordsize – GW Instek GDS-2000A series Programming Manual User Manual

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COMMAND DETAILS

175

Example

:BUS1:UART:RX:SOURce D1
Sets channel D1 as the Rx source.

:BUS1:SPI:SCLK:POLARity

Description

Sets or queries the polarity of the SCLK line for the
SPI bus.

Syntax

:BUS1:SPI:SCLK:POLARity { FALL | RISE | ? }

Parameter/Return
parameter

FALL

Sets the polarity to falling edge.

RISE

Sets the polarity to rising edge.

Example

:BUS1:SPI:SCLK:POLARity FALL
Sets the polarity to falling edge.

:BUS1:SPI:SS:POLARity

Description

Sets or queries the polarity of the SS line for the SPI
bus.

Syntax

:BUS1:SPI:SS:POLARity { LOW | HIGH | ? }

Parameter/Return
parameter

LOW

Active low polarity

HIGH

Active high polarity

Example

:BUS1:SPI:SS:POLARity LOW
Sets the SS line to active low.

:BUS1:SPI:WORDSize

Description

Sets the number of bits per word for the SPI bus.

Syntax

:BUS1:SPI:WORDSize { | ? }

Parameter/Return
parameter

Bits per word (4~32)

Example

:BUS1:SPI:WORDSize 4
Sets the word size to 4 bits per word.

Set

Query

Set

Query

Set

Query