我想在板子上实现写保护的功能,我该如何通过uniflash实现呢?已经写保护了的开发板如何解开写保护呢?有相关的文档吗?
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我想在板子上实现写保护的功能,我该如何通过uniflash实现呢?已经写保护了的开发板如何解开写保护呢?有相关的文档吗?
• Disable all JTAG DAP/TAPs (Debug/Test Access Port) through CCFG.
• Disable ROM bootloader and ROM bootloader backdoor in CCFG (programmed pin held at programmed level at boot -> device goes to boot loader mode
To reprogram with these settings enabled you need to to a full chip erase before reprogramming the chip.
简单点的话,也可以用smartrf flash programmer实现: