ESP8266 升级MQTT透传固件
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工具及固件下载:https://download.youkuaiyun.com/download/Alenfun/15903843
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查看ESP8266 FLASH SIZE
通过
AT+RST
也可以查询AT+RST OK ets Jan 8 2013,rst cause:2, boot mode:(3,1) load 0x40100000, len 1856, room 16 tail 0 chksum 0x63 load 0x3ffe8000, len 776, room 8 tail 0 chksum 0x02 load 0x3ffe8310, len 552, room 8 tail 0 chksum 0x79 csum 0x79 2nd boot version : 1.5 SPI Speed : 40MHz SPI Mode : DIO SPI Flash Size & Map: 32Mbit(512KB+512KB) jump to run user1 @ 1000
- 打开 flash_download_tool_v3.8.5.exe
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选择Speed 、Mode、Flash Size,加载文件及选择下载地址,这里直接选择 0
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选择串口后,点击
START