excel by example a microsoft excel cookbook for electronics engineers phần 1 docx

[...]... to follow Hungarian notation when naming variables and objects In this method, object names are prefixed by a three-character identifier (Form1 would be called frmForm1), and a variable would be prefixed by a single character that identifies its data type iVariable would be an integer Some of my examples were developed before I was aware of this notation and in others I simply forgot or was not disciplined... current range Format the column for 3 decimal places Figure 1- 9 is the result 10 Example 1: Voltage-to-Current Converter Figure 1- 8: The result of a formula (including absolute and relative addressing) copied to a block of cells Figure 1- 9: Theoretical current calculated from a mathematical operation on the cell in the previous column 11 Excel by Example The calculation of the error of the measured output... this example, the data is keyed in by hand It is simple enough to do, but we will see in a later application how the data can be acquired automatically 1 Excel by Example Starting Excel This early example includes several very basic features in Excel that I normally find useful In many cases they are intuitive, in others they may be well known to most of us Nevertheless, I think it is beneficial to... combination will appear in exactly the same way Any text that is entered either as data, formula or as code in VBA appears in italics VBA Help/Add-Ins: When Excel/ Office is installed, the VBA help is normally omitted Typically, you would change this by going to Control Panel and Add/Remove Programs Then select the Office entry You will probably be given an option to Change the installation Under Add features,... cell, the formula will appear again in the formula bar Figure 1- 7 shows where we’re at Figure 1- 7: Result of formula calculation in cell C6, and the formula used in the calculation appears in the formula bar Copying Formulas We could now enter this formula for every cell in the column, but of course it is simple enough to copy and paste Click on cell C6 and copy to the clipboard with standard Windows... standard Windows techniques such as + Now click on cell C7 and paste Ignore the error that appears for the moment and click on C7 to check the formula in the formula bar: =A7 /A1 7 Excel has made the relative translation for the cell and this is very handy except that A1 7 does not contain Vmax In Parenthesis: Adding Columns/Rows It is an easy matter to insert a column or a row Simply use the menu... interpreted as a formula A number can be manipulated directly using formulas and so forth, whereas text is normally processed through string manipulation in formulas Of course, it is possible to change the justification as well as the format of a cell or a group of cells using formatting controls and the standard Microsoft Windows® techniques If we want an entry to be interpreted as a string when the default... to a series of three articles that were published in Circuit Cellar Online starting in January 2002 Several readers contacted me and suggested additional subject matter that would be interesting Then, out of the blue, I was approached by Elsevier to write a book based on these articles Since the format of a book allows for more scope, I have expanded on the original ideas, added a few, and I have also... These are indicated in bold with angle brackets as in Where there is a combination of keystrokes that must occur simultaneously, they are joined by a plus symbol The key combination to bring up the VBA editor copy would be + as an example In Excel (and any Microsoft Office application), it is possible to run a macro from a key combination Although this is not part of the application,... you will agree is an outstanding effort I would also like to thank the management and my co-workers at Emphatec Inc (previously Weidmuller Canada Ltd.), especially Ernesto Gradin and Don Robinson for their support, advice and encouragement for my original articles and subsequently this book Thanks are also due to: Alberto Ricci Bitti for permission to use his idea, which forms the basis of Example 6, . Analysis 17 2 Thermal Analysis 17 3 Half-Wave Rectification 17 9 True RMS and Integration 17 9 More Preparation 18 1 Standard Capacitance Value 18 4 Chart 18 6 Conclusion 18 9 EXAMPLE 11 : TL4 31 Adjustable. 11 5 Initialize Values 11 6 Conclusion 11 6 EXAMPLE 7: Finding the Optimal Resistor Combination: LP 29 51 118 Model Description 11 8 Custom Autofill 11 8 Data Tables 12 0 Min Function 12 3 MATCH Function 12 3 viii Excel. class="bi x0 y0 w0 h0" alt="" Excel by Example Excel by Example A Microsoft Excel Cookbook for Electronics Engineers By Aubrey Kagan AMSTERDAM • BOSTON • HEIDELBERG • LONDON NEW YORK • OXFORD