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你好,
DAC900E 的full-scale电流由32*Vref/Rset 决定;
其输出的电流由
I+ =If*(code/1024)
I- = If*(1023-code/1024);
所以但看I+的话,当CODE从0到1023变化是,它的变化便是0 到If 。
根据你的问题,是指DAC的输出电流,那么能否先检查一下CODE的变化范围。谢谢!