v3.0.1

Feature

• De-swap uart before system restart.
• Remove system_phy_freq_trace_enable and disable freq trace in AT project by default.
• Add vendor class id option in LwIP.
• Update libphy to version 1143.
• Support broadcast packets in ESP-NOW.

Bug Fix

SDK

• Remove WME info by default.
• Fix a memory leak issue when scanning in softAP+station mode.
• Fix an issue that CCMP encryption was incompatible with some AP.
• Fix an incompatibility issue that the device may fail to connect to some AP in 11b only mode.
• Fix an incompatibility issue that some AP does not support status code 37 in ADDBA response.
• Fix an issue of possible incorrect phy mode when connecting to AP.
• Fix a seqno issue when sending auth packet to AP.
• Fix an issue of connecting to a wrong AP when there is some special hidden ssid AP around.
• Prohibit sending probe request in passive scan mode.
• Fix a crash issue with fake beacon frame.
• Revise the DHCP behavior according to protocol.
• Fix an issue of sntp_setservername.
• Fix an issue of setting mDNS information
• Fix an issue of incorrect jsonparse_strcmp_value return value.
• Fix an issue of calloc (pvPortCallocIram) failure.
• Fix an issue of the default hostname.
• Fix an issue of returning ERR_MEM when calling espconn_gethostbyname.

AT

• Fix an issue that fail to create AT SSL connection without cert or ca partition.
• Fix an issue that it may take a long time to get a ping result.
• Fix an issue that AT should return error directly when domain length is 64.