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resources:eval:user-guides:eval-adicup360:hardware:cn0336 [02 Apr 2018 04:33] – Ramon Glenn Amparo | resources:eval:user-guides:eval-adicup360:hardware:cn0336 [02 Apr 2018 04:51] (current) – Ramon Glenn Amparo | ||
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==== Input Interface ==== | ==== Input Interface ==== | ||
- | The system can process 4 to 20 mA input signals by connecting the positive terminal to Pin 1 and the ground terminal to Pin 2 of J2 terminal block. The calculation of gain and resistor values can be found in [[ADI>/ | + | The circuit consists of an input current-to-voltage converter, a level shifting circuit, an ADC stage, and an output isolation stage. |
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When using the EVAL-CN0336-PMDZ PMOD board, the 3.3V power for the PMOD comes directly from the host board it is connected to. The power from the host is generally capable of providing up to 100 mA at 3.3V, but for complete PMOD power specifications can be found at [[https:// | When using the EVAL-CN0336-PMDZ PMOD board, the 3.3V power for the PMOD comes directly from the host board it is connected to. The power from the host is generally capable of providing up to 100 mA at 3.3V, but for complete PMOD power specifications can be found at [[https:// | ||
- | The fastest way to tell if the EVAL-CN0336-PMDZ board is powered is by seeing if the LED located | + | The fastest way to tell if the EVAL-CN0336-PMDZ board is powered is by seeing if diode <fc #ff0000>D2</fc> is illuminated. |
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