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Basics of the 4 实用:pwm转4-20ma电路(智能仪表上的电路) (amobbs 阿莫电子论坛) 20ma loop current raspberry pi output transmitter analog ncd io products browse
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Creating 4 to 20maTransmitter accuracy 20ma versus count yields eeweb Stm32 da vi转化电路 4-20ma电路遇到的问题看到有人发过pwm转4~20ma电路,我也发个我的,已经在产品使用,非常稳定 (amobbs.com 阿莫电子论坛).
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