include/EtherCAT_si.h
author Florian Pose <fp@igh-essen.com>
Tue, 14 Feb 2006 14:53:41 +0000
changeset 69 69dad4ec73c2
parent 67 56964b20c15d
child 71 79d7b9cfdeb9
permissions -rw-r--r--
Keywords f?r Doxyfile.
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/******************************************************************************
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 *
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 *  E t h e r C A T _ s i . h
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 *
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 *  EtherCAT Slave-Interface.
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 *
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 *  $Id$
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 *
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 *****************************************************************************/
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#define EC_PROC_DATA(SLAVE) ((unsigned char *) ((SLAVE)->process_data))
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/*****************************************************************************/
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#define EC_READ_EL10XX(SLAVE, CHANNEL) \
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    ((EC_PROC_DATA(SLAVE)[0] >> (CHANNEL)) & 0x01)
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/*****************************************************************************/
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#define EC_WRITE_EL20XX(SLAVE, CHANNEL, VALUE) \
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    do { \
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        if (VALUE) EC_PROC_DATA(SLAVE)[0] |=  (1 << (CHANNEL)); \
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        else       EC_PROC_DATA(SLAVE)[0] &= ~(1 << (CHANNEL)); \
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    } while (0)
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/*****************************************************************************/
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#define EC_READ_EL31XX(SLAVE, CHANNEL) \
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    ((short int) ((EC_PROC_DATA(SLAVE)[(CHANNEL) * 3 + 2] << 8) | \
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                   EC_PROC_DATA(SLAVE)[(CHANNEL) * 3 + 1]))
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/*****************************************************************************/
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#define EC_WRITE_EL41XX(SLAVE, CHANNEL, VALUE) \
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    do { \
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        EC_PROC_DATA(SLAVE)[(CHANNEL) * 3 + 1] = ((VALUE) & 0xFF00) >> 8; \
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        EC_PROC_DATA(SLAVE)[(CHANNEL) * 3 + 2] =  (VALUE) & 0xFF; \
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    } while (0)
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/*****************************************************************************/
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#define EC_CONF_EL5001_BAUD (0x4067)
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#define EC_READ_EL5001_STATE(SLAVE) \
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    ((unsigned char) EC_PROC_DATA(SLAVE)[0])
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#define EC_READ_EL5001_VALUE(SLAVE) \
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    ((unsigned int) (EC_PROC_DATA(SLAVE)[1] | \
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                     (EC_PROC_DATA(SLAVE)[2] << 8) | \
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                     (EC_PROC_DATA(SLAVE)[3] << 16) | \
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                     (EC_PROC_DATA(SLAVE)[4] << 24)))
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/*****************************************************************************/
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#define EC_READ_EL5101_STATE(SLAVE) \
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    ((unsigned char) EC_PROC_DATA(SLAVE)[0])
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#define EC_READ_EL5101_VALUE(SLAVE) \
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    ((unsigned int) (EC_PROC_DATA(SLAVE)[1] | \
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                     (EC_PROC_DATA(SLAVE)[2] << 8)))
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#define EC_READ_EL5101_LATCH(SLAVE) \
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    ((unsigned int) (EC_PROC_DATA(SLAVE)[3] | \
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                     (EC_PROC_DATA(SLAVE)[4] << 8)))
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/*****************************************************************************/
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/* Emacs-Konfiguration
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;;; Local Variables: ***
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;;; c-basic-offset:4 ***
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;;; End: ***
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*/