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msp430G2332无法操作SVSCTL寄存器!求解答!!!!

Other Parts Discussed in Thread: MSP430G2332

由于头文件没有定义SVSCTL所以用指针直接操作寄存器,但是无论怎么操作也无法写入,是否是由于msp430g2332不支持此项功能。具体操作如下:

#define SVSCTL_FLASHADDR 0x0055
#define SVSCTL_NET (*(uint8_t *)SVSCTL_FLASHADDR)

SVSCTL_NET = 0xf8;

通过仿真看,0x0055地址数据是0x20;串口打出来的却是0x42;