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SourceVuESP-IDF Framework and ExamplesESP-IDFrfc_calc_fcs()

rfc_calc_fcs() function

* Function rfc_calc_fcs * Description This function calculate FCS for the RFCOMM frame * (GSM 07.10 TS 101 369 V6.3.0) * Input len - number of bytes in the message * p - points to message

Syntax

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Summary

Declaration

Definition

from rfc_int.h:259

extern UINT8 rfc_calc_fcs (UINT16 len, UINT8 *p);

Implemented in rfc_utils.c:84

Arguments

Argument

len

References

Code

Location

Referrer

UINT8 rfc_calc_fcs (UINT16 len, UINT8 *p)

rfc_utils.c:84

extern UINT8 rfc_calc_fcs (UINT16 len, UINT8 *p);

rfc_int.h:259

*p_data = RFCOMM_SABME_FCS ((UINT8 *)(p_buf + 1) + L2CAP_MIN_OFFSET, cr, dlci);

rfc_ts_frames.c:62

rfc_send_sabme()

*p_data = RFCOMM_UA_FCS ((UINT8 *)(p_buf + 1) + L2CAP_MIN_OFFSET, cr, dlci);

rfc_ts_frames.c:95

rfc_send_ua()

*p_data = RFCOMM_DM_FCS ((UINT8 *)(p_buf + 1) + L2CAP_MIN_OFFSET, cr, dlci);

rfc_ts_frames.c:128

rfc_send_dm()

*p_data = RFCOMM_DISC_FCS ((UINT8 *)(p_buf + 1) + L2CAP_MIN_OFFSET, cr, dlci);

rfc_ts_frames.c:161

rfc_send_disc()

*p_data = RFCOMM_UIH_FCS ((UINT8 *)(p_buf + 1) + p_buf->offset, dlci);

rfc_ts_frames.c:218

rfc_send_buf_uih()

*p_data = RFCOMM_UIH_FCS ((UINT8 *)(p_buf + 1) + p_buf->offset, dlci);

rfc_ts_frames.c:616

rfc_send_credit()

Call Tree

rfc_calc_fcs() is called by 6 functions:

rfc_calc_fcs()

Data Use

rfc_calc_fcs() reads 1 variable:

rfc_crctable

rfc_calc_fcs()

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