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https://e2e.ti.com/support/microcontrollers/msp-low-power-microcontrollers-group/msp430/f/msp-low-power-microcontroller-forum/564748/msp430f5529-msp430f5529-launchpad----about-onboard-bsl-switch
MSP430F5529 Launchpad 上的 BSL 开关的用途是什么
当同时按下 BSL 和 RESET 按钮、并且首先释放 RESET 时、器件将进入 USB BSL 模式。
如果器件复位矢量为空(0FFFFh)、则器件默认进入 USB BSL 模式、而不使用 BSL 按钮。
