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在使用MSP430F6736
耗电量怎么都比理论数据大20uA左右
不明白,请教了,先谢啦
设置:
液晶用到了S35
void InitLCDC(void)
{
LCDCCTL0 = 0x0000;
LCDCCTL0 = LCDDIV__7 | LCDPRE__16 | LCD8MUX | LCDLP ;
LCDCCTL1 = 0x0000;
LCDCBLKCTL = 0x0000;
LCDCVCTL = 0x00 ;
delay(3000);
LCDCPCTL0 = 0xFFFF;
LCDCPCTL1 = 0xFFFF;
LCDCPCTL2 = 0x000f;
LCDCCPCTL = 0;
LCDCCTL0 |= LCDON;
}
无用引脚都输出低电平
目前测试耗电量在 35uA左右
关闭液晶在25uA左右
不明白多出来的 20uA左右哪里的
是不是电源设置? 我没有处理电源管理 用默认的参数(没有语句)
硬件电路有问题吗?主要是电源引脚(比其他的多)