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如设置步进值为11,实际测量出来的阻值只有0.459K。
您好,
将8bit数据发送完后,是否拉高了cs信号?因为将数据加载到移位寄存器后,将CS拉高才能 将数据锁定到相应的电位计控制寄存器中;
输入其他code时,实际测量电阻值正确吗?您可以附上您的电路图吗?
不好意思,已拉高。
您使用的SCLK频率是多少?