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CC2540 FLASH数据掉电无法保存



我在开发过程想要将自己的数据保存到Flash中,但是测试过后发现,读写数据都是正常的,但是重启后再去读之前保存的数据就会消失,请问是什么问题?

使用的读写接口是HalFlashWrite()、HalFlashRead();读写页编号是125;测试是在SimpleBLEPeripheral例程上进行。