Denso BHT-700-CE Reference Manual page 135

BHT_RF_GetSiteSurvey
Description
Get the quality of the communications link.
Syntax
DWORD BHT_RF_GetSiteSurvey (
DWORD* pdwStrength
DWORD* pdwBeacon
DWORD* pdwLink
Parameters
pdwStrength
[out] Current signal strength, 0 to 100 (%)
pdwBeacon
[out] The same value as pdwStrength, 0 to 100 (%)
pdwLink
[out] Current link quality
pdwLink
LQ_UNSYNC
LQ_POOR
LQ_FAIR
LQ_GOOD
LQ_EXCELLENT Excellent communications link (74% or more for send and receive)
Return value
Error code
ERROR_SUCCESS
No NIC device found.
ERROR_NOT_READY
ERROR_INVALID_PARAMETER
,
,
)
Not associated
Poor communications link (less than 26%)
Fair communications link (26% or more and less than 42%)
Good communications link (42% or more and less than 74%)
Successful completion
No NIC device found.
Device not ready.
Parameter error
Storage address not specified.
Specification
Meaning
130