CDA CD 60 Spezifikationen PDF herunterladen (Seite 31)

PCI CD and PCI CDa

Document Number: 008-00965-06 EDT Public Revision: I December 2004

Template: edt.dot

Page 31

edt_startdma_reg(edt_p, PDV_CMD, PDV_ENABLE_GRAB);

Return

void

See Also

edt_startdma_action()

edt_abort_dma

Description

Stops any transfers currently in progress, resets the ring buffer pointers to restart on the current buffer.

Syntax

#include "edtinc.h"

int edt_abort_dma(EdtDev *edt_p);

Arguments

edt_p device handle returned from edt_open or edt_open_channel.

Return

0 on success; –1 on error. If an error occurs, call edt_perror() to get the system error message.

edt_abort_current_dma

Description

Stops the current transfers, resets the ring buffer pointers to the next buffer.

Syntax

#include "edtinc.h"

int edt_abort_current_dma(EdtDev *edt_p);

Arguments

edt_p device handle returned from edt_open or edt_open_channel.

Return

0 on success, -1 on failure

edt_get_bytecount

Description

Returns the number of bytes transferred since the last call of edt_open, accurate to the burst size, if

burst is enabled.

Syntax

#include "edtinc.h"

int edt_get_bytecount(EdtDev *edt_p);

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CDA CD 60 Spezifikationen Seite 31