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Here is a patch based on esp_iot_sdk_v1.3.0 (non-OS SDK) resolved issue that if there are 2 connections, one is normal TCP connection, the other is SSL connection, it may cause memory leak.
Download and unzip the attachment, replace the lib in esp_iot_sdk/lib folder.
Please do not set the same priority for two different tasks when using system_os_task.
Sorry for the inconvenience.
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.
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Here is a patch based on SDK_v1.1.2 solved problem of abnormal current during modem-sleep.
Please replace the lib in \esp_iot_sdk_v1.1.2\lib
Sorry for the inconvenience.
esp_iot_sdk_v1.1.2_15_06_24_p1.1 Release Note
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Here is a patch for AT firmware based on SDK_v1.1.2 resolved issue that AT user parameter area was located in wrong address，it may cause WiFi configuration goes wrong.
Please update to this new AT bin files and call "AT+RESTORE" to factory reset. If you call “AT+CIPUPDATE” to upgrade，please also call "AT+RESTORE" to factory reset once.
“AT_bin_v0.25_1024+KB_flash_can_upgrade.zip”
- normal AT bin，runs with boot.bin，can FOTA upgrade，need to use 1024KB flash
“AT_bin_v0.25_for_512KB_flash_cannot_upgrade.zip”
- for old version module which flash size is 512KB
eagle.flash.bin downloads to flash 0x00000
eagle.irom0text.bin downloads to flash 0x40000
can not FOTA upgrade，please don‘t call “AT+CIPUPDATE”
"SDK_v1.1.2_AT_patch_01.zip"
- libs for users who need to compile their own AT firmware，replace libs in \esp_iot_sdk_v1.1.2\lib
So 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.
