S16aclose | Sun Microsystems S16A guide

Input and Output

S16A User’s Guide

s16a_close

Description

Closes the device associated with the device handle and frees the handle.

Syntax

int s16a_close(S16aDev *s16a_p);

Arguments

s16a_p

S16A device handle returned from s16a_open.

Return

0 on success, –1 on failure. Sets errno on failure.

10	EDT, Inc. October, 1996

Image 14

Sun Microsystems S16A manual S16aclose

Contents

S16A EDT, Inc. October Contents Tables Overview Installing the Software InstallationInstalling the Hardware Using SunOS Version S16A User’s Guide Installation Using System V Release 4 Solaris 2.4 or Later Building the Sample Programs Included Files Readme Input and Output Elements of S16A Applications General DMA Library Routines DMA Library RoutinesRoutine Description Syntax S16abufferaddressesS16A-specific Library Routines Arguments S16achecknextbuffer S16acancelS16acancelcurrent S16aclose S16aconfigureringbuffers Arguments S16adone S16agetdaccontrolreg S16agetdiodatareg S16agetdiodirectionreg S16agetoutputbits S16aopen S16aread S16aserialread S16aserialstr S16aserialwrite S16asetdefaults S16asetdaccontrolreg S16asetdiodatareg S16asetdiodirectionreg S16asetoutputbits S16astartbuffers S16astopbuffers S16awaitforbuffer S16awaitfornextbuffer S16awrite Error Codes and Conditions Error ConditionsFoiparityerror Hardware Interface Electrical Interface S16A Interface Signals Interface SignalsSignal S16A I/O Description Connector Pinout Connector PinoutPin Signal Registers SBus Addresses S16A ROM Next DMA Address Registers DMA RegistersCurrent DMA Address Registers Current Count Registers Control and Next Count Registers DIO Direction Register Direct I/O RegistersDAC Output Control Register DIO Data Register Name Description Analog Input Module Internal RegistersDAC Output Control Register Analog Input Module Internal Registers Input Configuration Registers Input Clock Prescale Registers Trim Register Use Trim RegistersInput Gain High Byte Values Trim Registers Trim Output Offset Registers Analog Input Module Control Protocol Temperature RegisterAnalog Input Module Uart Registers Trim Input Gain Registers Write to a Clock Prescale Register Write to an Input Configuration RegisterRead from an Input Configuration Register Read from a Clock Prescale Register Uart Command/Status Register Uart Command/Status RegisterRead the Temperature Register Write to a Trim Register Xilinx Programming Registers Uart Data Register Specifications References Contacting EDT Index 15-16 Configuration ROM