spi.transferExt (METH)¶

METHOD transferExt : BOOL

This method is used to transfer data via SPI. In contrast to the method ‘transfer’ one can specify the communication clock.

InOut:

Scope	Name	Type	Initial	Comment
Return	transferExt	BOOL
Input	pabyTxBuffer	POINTER TO ARRAY [0..255] OF BYTE		pointer to send buffer
	pabyRxBuffer	POINTER TO ARRAY [0..255] OF BYTE		pointer to receive buffer
	udiLen	UDINT	3	length to transfer
	uiDelayus	UINT	5	delay in µs
	udiSpeedHz	UDINT	0	send clock in Hz; if 0, _diMaxSpeed is used