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Unformatted text preview: power and ground taken care of with independent power supply, now you can then the power switch on to have ARM board booted. At this moment, you should see your board LED flashing to indicate your Hello, the world is working. When you are compiling your hello, the world program, pay attention to the C code as shown in Figure 3. Figure 3. C program for hello, the world. Based on the program, perform the following changes and answer the questions accordingly: 1. Which line defines LED selection, how do change your LED1 to LED 2? 2. For how long LED is on? How to change it 100 mS? How to change it to 2.5 uS? 3. For how long LED is off? How to change it to 50 mS? (END)...
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This note was uploaded on 09/21/2009 for the course CMPE 127 taught by Professor Staff during the Fall '08 term at San Jose State University .
- Fall '08