Here is a patch of memory optimization based on SDK_v1.2.0
1. It saved about 8KBytes memory.
2. It revised problem that change mode may cause memory leak.
3. Update SmartConfig to version 2.4.3
Please replace the lib in \esp_iot_sdk_v1.2.0\lib
Thanks for your interest in Espressif Systems and ESP8266 !
esp_iot_sdk_v1.2.0_15_07_09_p3 Release Note
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Here is a patch based on SDK_v1.2.0 solved problem that if AP’s SSID is hidden,ESPTOUCH may get wrong BSSID of AP and cause connection fail.
Please replace the lib in \esp_iot_sdk_v1.2.0\lib
Sorry for the inconvenience.
esp_iot_sdk_v1.2.0_15_07_09_p2 Release Note
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Updated libssl again. To support SHA-256 and SHA-512.
Thanks for your interest in Espressif Systems and ESP8266 !
esp_iot_sdk_v1.2.0_15_07_08_p1 Release Note
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Here is a patch based on SDK_v1.2.0 solved problem that abnormal SSL disconnection may cause reset.
Please replace the lib in \esp_iot_sdk_v1.2.0\lib
Sorry for the inconvenience.
espressif:
Here is a patch based on SDK_v1.1.0 resolved issues below:
1. SDK 1.1.0 may boot fail if SPI Flash speed is 80MHz.
2. Memory Leak in libssl when SSL connection fail.
3. Update smartconfig, please using it with the latest Espressif APP https://github.com/EspressifApp
Sorry for the inconvenience.