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learn:courses:unit-4-lab4a:start [2017/03/29 01:15] – [9. Questions] Talesa Bleythinglearn:courses:unit-4-lab4a:start [2022/10/04 11:38] (current) – external edit 127.0.0.1
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 ====== Lab 4a: Universal Asynchronous Receiver/Transmitter ====== ====== Lab 4a: Universal Asynchronous Receiver/Transmitter ======
 +[[{}/learn/courses/unit-4-1/start|Back to Unit 4 Part 1]]
 +[[{}/learn/courses/unit-4-2/start|Back to Unit 4 Part 2]]
  
 === Download This Document === === Download This Document ===
-  * {{ :learn:courses:unit-4-lab4a:lab_4a.pdf |Lab 4a PDF}}+{{ :learn:courses:unit-4-lab4a:lab_4a.pdf |Lab 4a PDF}}
  
 ===== 1. Objectives ===== ===== 1. Objectives =====
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 ===== 3. Equipment List ===== ===== 3. Equipment List =====
 ==== 3.1. Hardware ==== ==== 3.1. Hardware ====
-  * [[http://store.digilentinc.com/basys-mx3-pic32mx-trainer-board-recommended-for-embedded-systems-courses/|Basys MX3 trainer board]] +  - [[https://digilent.com/shop/basys-mx3-pic32mx-trainer-board-for-embedded-systems-courses/|Basys MX3 trainer board]] 
-  * Workstation computer running Windows 10 or higher, MAC OS, or Linux +  - Workstation computer running Windows 10 or higher, MAC OS, or Linux 
-  * 2 [[http://store.digilentinc.com/usb-a-to-micro-b-cable/|Standard USB A to micro-B cables]]+  - 2 [[https://digilent.com/shop/usb-a-to-micro-b-cable/|Standard USB A to micro-B cables]]
  
 In addition, we suggest the following instruments: In addition, we suggest the following instruments:
  
-  * [[http://store.digilentinc.com/analog-discovery-2-100msps-usb-oscilloscope-logic-analyzer-and-variable-power-supply/|Analog Discovery 2]]+  - [[https://digilent.com/shop/analog-discovery-2-100ms-s-usb-oscilloscope-logic-analyzer-and-variable-power-supply/|Analog Discovery 2]]
  
 ==== 3.2. Software ==== ==== 3.2. Software ====
 The following programs must be installed on your development work station: The following programs must be installed on your development work station:
  
-  * [[http://www.microchip.com/mplab/mplab-x-ide|Microchip MPLAB X® v3.35 or higher]] +  - [[http://www.microchip.com/mplab/mplab-x-ide|Microchip MPLAB X® v3.35 or higher]] 
-  * [[http://www.microchip.com/SWLibraryWeb/product.aspx?product=PIC32%20Peripheral%20Library|PLIB Peripheral Library]] +  - [[http://www.microchip.com/SWLibraryWeb/product.aspx?product=PIC32%20Peripheral%20Library|PLIB Peripheral Library]] 
-  * [[http://www.microchip.com/xcdemo/xcpluspromo.aspx|XC32 Cross Compiler]] +  - [[http://www.microchip.com/xcdemo/xcpluspromo.aspx|XC32 Cross Compiler]] 
-  * [[http://store.digilentinc.com/waveforms-2015-download-only/|WaveForms 2015]]  +  - [[https://digilent.com/shop/software/digilent-waveforms/|WaveForms]]  
-  * [[http://www.putty.org/|PuTTY Terminal Emulation]]+  - [[http://www.putty.org/|PuTTY Terminal Emulation]]
  
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     - Measure the time required to display a string of 20 characters.     - Measure the time required to display a string of 20 characters.
  
-{{ :learn:courses:unit-4-lab4a:fig-8-3.png?nolink&400 |Figure 8.3. Handshaking pins and data bit zero for single character write to the LCD.}}+{{ :learn:courses:unit-4-lab4a:lab_4a_fig_8_3.png?nolink |Figure 8.3. Handshaking pins and data bit zero for single character write to the LCD.}}
 //Figure 8.3. Handshaking pins and data bit zero for single character write to the LCD.// //Figure 8.3. Handshaking pins and data bit zero for single character write to the LCD.//
 +
  
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 2. Based on the data collected in step 4 parts 4.4 and 4.5 of the testing procedure, what is the effective character display rate in characters per second?\\ 2. Based on the data collected in step 4 parts 4.4 and 4.5 of the testing procedure, what is the effective character display rate in characters per second?\\
  
-{{ :learn:courses:unit-4-lab4a:fig-9-1.png?nolink&900 |Figure 9.1.}}\\ 
  
 3. Based on the data collected in step 4 part 4.6, how much does moving the cursor from line 1 to line 2 slow down the LCD character display rate? Justify your answer.\\ 3. Based on the data collected in step 4 part 4.6, how much does moving the cursor from line 1 to line 2 slow down the LCD character display rate? Justify your answer.\\
  
-{{ :learn:courses:unit-4-lab4a:fig-9-2.png?nolink&900 |Figure 9.2.}}\\ 
  
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 ===== Appendix A: Basys MX3 Schematic Drawings ===== ===== Appendix A: Basys MX3 Schematic Drawings =====
-{{ :learn:courses:unit-4-lab4a:fig-a-1.png?nolink&600 |Figure A.1. PIC32MX370 to FT232RQR IC schematic diagram.}}+{{ :learn:courses:unit-4-lab4a:lab_4a_fig_a_1.jpg?nolink&900 |Figure A.1. PIC32MX370 to FT232RQR IC schematic diagram.}}
 //Figure A.1. PIC32MX370 to FT232RQR IC schematic diagram.// //Figure A.1. PIC32MX370 to FT232RQR IC schematic diagram.//
  
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 //Figure A.2. UART USB connector on the Basys MX3.// //Figure A.2. UART USB connector on the Basys MX3.//
  
-{{ :learn:courses:unit-4-lab4a:fig-a-3.png?nolink&400 |Figure A.3. PuTTy screen shot generating LCD display.}}+{{ :learn:courses:unit-4-lab4a:fig-a-3.png?nolink&300 |Figure A.3. PuTTy screen shot generating LCD display.}}
 //Figure A.3. PuTTy screen shot generating LCD display.// //Figure A.3. PuTTy screen shot generating LCD display.//
  
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 {{ :learn:courses:unit-4-lab4a:fig-b-1.png?nolink&600 |Figure B.1. Allocating Heap size.}} {{ :learn:courses:unit-4-lab4a:fig-b-1.png?nolink&600 |Figure B.1. Allocating Heap size.}}
 //Figure B.1. Allocating Heap size.// //Figure B.1. Allocating Heap size.//
 +
 +
 +----
 +
 +[[{}/learn/courses/unit-4-1/start|Back to Unit 4 Part 1]]
 +[[{}/learn/courses/unit-4-2/start|Back to Unit 4 Part 2]]
 +[[{}/learn/courses/unit-4-lab4b/start|Go to Lab 4b]]
 +[[{}/learn/courses/unit-4-lab4c/start|Go to Lab 4c]]
 +[[{}/learn/courses/unit-4-lab4d/start|Go to Lab 4d]]
 +[[{}/learn/courses/unit-5/start|Go to Unit 5]]