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| resources:eval:user-guides:circuits-from-the-lab:cn0178 [04 Dec 2017 04:30] – update Trisha Cabildo | resources:eval:user-guides:circuits-from-the-lab:cn0178 [23 Mar 2022 05:53] (current) – updated sw link Trisha Cabildo | ||
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| ===== Required Equipment ===== | ===== Required Equipment ===== | ||
| * [[adi> | * [[adi> | ||
| - | * [[http:// | + | * [[adi>EVAL-SDP-CB1Z|EVAL-SDP-CB1Z]] Controller Board (**SDP-B Board**) |
| - | * [[ftp://ftp.analog.com/ | + | * [[http://swdownloads.analog.com/ |
| * 6 V or 6 V Wall wart | * 6 V or 6 V Wall wart | ||
| * //Agilent E3631A power supply// | * //Agilent E3631A power supply// | ||
| Line 28: | Line 28: | ||
| ==== Block assignments ==== | ==== Block assignments ==== | ||
| {{ : | {{ : | ||
| - | * The [[http:// | + | * The [[adi>EVAL-CN0178-SDPZ|EVAL-CN0178-SDPZ]] **(CN-0178 Board)** connects to the [[adi>EVAL-SDP-CB1Z|EVAL-SDP-CB1Z]] **(SDP-B Board)** via the 120-Pin connector |
| - | * The [[http:// | + | * The [[adi>EVAL-SDP-CB1Z|EVAL-SDP-CB1Z]] **(SDP-B Board)** connects to the PC via the USB cable. |
| * Terminal block **J1** is the +6 V power supply | * Terminal block **J1** is the +6 V power supply | ||
| * Terminal block **J2** is the +6 V barrel connector for wall wart supply input | * Terminal block **J2** is the +6 V barrel connector for wall wart supply input | ||
| Line 37: | Line 37: | ||
| ==== Test setup ==== | ==== Test setup ==== | ||
| {{ : | {{ : | ||
| - | - Connect the 120-pin connector on the [[adi> | + | - Connect the 120-pin connector on the [[adi> |
| - Connect the RF signal source to the [[adi> | - Connect the RF signal source to the [[adi> | ||
| - With power to the supply off, connect a +6 V power supply to the pins marked “+6V” and “GND” on the board | - With power to the supply off, connect a +6 V power supply to the pins marked “+6V” and “GND” on the board | ||
| Line 52: | Line 52: | ||
| ==== Calibration ==== | ==== Calibration ==== | ||
| - | Because the slope and intercept of the system vary from device to device, a system level calibration is **required**. For this board, a 4-point calibration is used to correct for some nonlinearity | + | Because the slope and intercept of the system vary from device to device, a system level calibration is **required**. For this board, a 4-point calibration is used to correct for some non-linearity |
| - | - Apply two known signal levels | + | - Apply four known signal levels to ADL5902. Note that it should be well within the linear operating range of the device {{ : |
| - | - Measure the corresponding output codes CODE_1 and CODE_2 | + | - Measure the corresponding output codes from the ADC |
| - | - Calculate SLOPE_ADC and INTERCEPT using the following equations: | + | - Calculate SLOPE_ADC and INTERCEPT |
| - | * **SLOPE_ADC** = (CODE_2 | + | * **SLOPE_1** = (CODE_1 - CODE_2)/(PIN_1 - PIN_2) |
| - | * **INTERCEPT** = PIN_2 - (CODE_2/SLOPE_ADC) | + | * **INTERCEPT1** = CODE_1/(SLOPE_ADC/PIN_1) |
| + | - This calculation is repeated using CODE2/CODE3 and CODE3/CODE4 to calculate SLOPE2/ | ||
| - These will be used to calculate the unknown input power level, PIN, when operation in the field using the equation | - These will be used to calculate the unknown input power level, PIN, when operation in the field using the equation | ||
| - | * **PIN** = (CODE_OUT/SLOPE_ADC) + INTERCEPT | + | * **PIN** = (CODE/SLOPE) + INTERCEPT |
| + | - The observed code from the ADC will be compared to the calibration coefficient codes in order to retrieve the appropriate SLOPE and INTERCEPT calibration coefficients. | ||
| + | * Example: If CODE from ADC is between CODE1 and CODE2, then SLOPE1/ | ||
| \\ | \\ | ||
| ---- | ---- | ||
| ===== Installing the Evaluation Software ===== | ===== Installing the Evaluation Software ===== | ||
| - | - Extract the file **CN0178_Evaluation_Software.zip** and open the file **setup.exe**.\\ \\ <WRAP left tip round box 60%> | + | - Extract the file **CN0178_Evaluation_Software.zip** and open the file **setup.exe**.\\ \\ <WRAP left tip round box 60%> |
| - Click **Next** to view the installation review page\\ \\ {{: | - Click **Next** to view the installation review page\\ \\ {{: | ||
| - Click **Next** to start the installation\\ \\ {{: | - Click **Next** to start the installation\\ \\ {{: | ||
| Line 73: | Line 76: | ||
| ---- | ---- | ||
| ===== Using the Evaluation Software ===== | ===== Using the Evaluation Software ===== | ||
| - | ====Test Setup Tab==== | + | ==== Main Window |
| - | {{ : | + | {{ : |
| - | | + | - **Connect** Button - Starts the connection between the [[ADI> |
| + | - **Disconnect** Button - Ends the connection between the [[ADI> | ||
| + | - **SDP Connector** - Selects which 120-pin connection of the SDP-B Board to use | ||
| + | - **Input Power** - Indicate input signal power level | ||
| + | - **Frequency** - Indicate input signal frequency | ||
| + | - **Data Acquisition** Controls \\ {{ : | ||
| + | * **Sample Data** - Start acquisition of measurement data | ||
| + | * **Remove Data Point** - Remove a data point from samples | ||
| + | * **Clear Data** - Clear the current measurement data | ||
| + | * **Save Data** - Save measurement data to file | ||
| + | - **Sample Data Graph** Tab - Shows the XY plot of ADC code and output error (%) with respect to the shunt voltage\\ {{ : | ||
| + | * **Plot Options** - Edit plot display and options like interpolation and color of output waveform | ||
| + | - **Calibration** Tab | ||
| + | * **Calibration Inputs** - Four point input power levels used for calibration purposes | ||
| + | * **Calibration Data** - Enable calibration of the device | ||
| + | * **Calibration Coefficients** - Read only. Calculated calibration coefficients based on four point input power levels | ||
| + | - **Administration** Tab \\ {{ : | ||
| + | * **Read Firmware** - Reads the firmware of CN0150 Evaluation Board | ||
| + | * **Flash LED** - Flashes the LED on the SDP controller board | ||
| + | | ||
| \\ | \\ | ||
| + | ==== Running the System ==== | ||
| + | -Open the CN0178.exe application from the default installation location | ||
| + | -Set the correct connector and click the Connect Button | ||
| + | -Upon successful connection, calibrate the device through the calibration tab | ||
| + | -After proper calibration, | ||
| + | -Click Disconnect if finished | ||
| + | -Click Quit to exit the program | ||
| + | |||
| + | \\ | ||
| ---- | ---- | ||
| ===== More Information and Useful Links ===== | ===== More Information and Useful Links ===== | ||
| - | * [[ftp://ftp.analog.com/ | + | * [[http://swdownloads.analog.com/ |
| * [[ADI> | * [[ADI> | ||
| - | * [[http:// | + | * [[adi>media/ |
| * [[ADI> | * [[ADI> | ||
| Line 92: | Line 123: | ||
| <WRAP round 80% download> | <WRAP round 80% download> | ||
| - | [[http:// | + | [[adi>media/ |
| * Schematics | * Schematics | ||
| * PCB Layout | * PCB Layout | ||
| Line 98: | Line 129: | ||
| * PADS project | * PADS project | ||
| </ | </ | ||
| + | |||
| + | =====Registration===== | ||
| + | <WRAP round tip 80% > | ||
| + | Receive software update notifications, | ||
| //End of Document// | //End of Document// | ||
resources/eval/user-guides/circuits-from-the-lab/cn0178.1512358221.txt.gz · Last modified: 04 Dec 2017 04:30 by Trisha Cabildo