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gGEMW.h File Reference

command/response methods for the GEM Window register block More...

#include "GDAB/gdab.h"

Functions
int	gGEMWcmd (gdabHandle gdab, unsigned short opcode)
	Sends a dataless command.
int	gGEMWload (gdabHandle gdab, unsigned short regId, unsigned int value)
	Loads a register with value.
int	gGEMWread (gdabHandle gdab, unsigned short regId, unsigned int *value)
	Reads a register returing value in val.

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Detailed Description

command/response methods for the GEM Window register block

Author:

James Swain - jswain@slac.stanford.edu

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Function Documentation

int gGEMWcmd (  gdabHandle  gdab, unsigned short  opcode )

Sends a dataless command. Parameters: gdab  gdabHandle containing the COM I/O (gnat) handle opcode  opcode of command to send Returns: G_OK on success Sends the dataless command specified by opcode to the GEM.

int gGEMWload (  gdabHandle  gdab, unsigned short  reg, unsigned int  value )

Loads a register with value. Parameters: gdab  gdabHandle containing the COM I/O (gnat) handle reg  register to load value  32-bit value to load Returns: G_OK on success Loads the GEM Control register specified by reg with value

int gGEMWread (  gdabHandle  gdab, unsigned short  reg, unsigned int *  val )

Reads a register returing value in val. Parameters: gdab  gdabHandle containing the COM I/O (gnat) handle. reg  register to read val  pointer to storage to hold the response of the read command Returns: G_OK on success Reads the GEM Control register specified by reg. val is filled on return. The following error codes are returned when LATp errors occur: GERR_LATP_HEADER_PARITY GERR_LATP_CELL_PARITY GERR_LATP_TRUNCATE

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