add support 4g -- >ppp

hc

2023-11-24 2b26ab132d1b33b91c84c6d732456200e8c5ee77

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firmware.img打包命令
./firmware_merger -P setting.ini ./
 
烧录
在打开烧录工具 RKDevTool_Release_v2.74/RKDevTool.exe