![](https://csdnimg.cn/release/download_crawler_static/86306034/bg3.jpg)
北京联盛德微电子有限责任公司
目录
1 概述 .............................................................................................................................................................. 1
2 ROM 下固件升级说明 ................................................................................................................................ 2
2.1 如何进入 ROM 程序进行固件升级 ........................................................................................... 2
2.2 ROM 下可升级哪些固件 ............................................................................................................ 2
2.3 ROM 下升级固件的步骤 ............................................................................................................ 2
3 SECBOOT 下固件升级说明 ....................................................................................................................... 6
3.1 如何进入 SECBOOT 程序进行固件升级 .................................................................................. 6
3.2 SECBOOT 下可以升级哪些固件 ............................................................................................... 6
3.3 SECBOOT 下升级固件步骤 ....................................................................................................... 6