LwIP
MEMP_NUM_IGMP_GROUP is only used within LwIP.
 
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CodeScopeSTM32 Libraries and SamplesLwIPMEMP_NUM_IGMP_GROUP

MEMP_NUM_IGMP_GROUP macro

MEMP_NUM_IGMP_GROUP: The number of multicast groups whose network interfaces can be members at the same time (one per netif - allsystems group -, plus one per netif membership). (requires the LWIP_IGMP option)

Syntax

#define MEMP_NUM_IGMP_GROUP 8

References

LocationText
opt.h:501
#define MEMP_NUM_IGMP_GROUP 8
init.c:116
#if (LWIP_IGMP && (MEMP_NUM_IGMP_GROUP<=1))