November 2017
Intermediate to advanced
452 pages
11h 46m
English
Content preview from IoT Penetration Testing Cookbook
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How to do it...
Once connected, let's go ahead and find the different UART pinouts as described in the upcoming steps.
- Make sure that the pointer on the multimeter points to the speaker symbol, as shown in the following image:
Ensure that your device is turned off. Place the black probe on a ground surface-this could be any metallic surface on the device.
- Place the red probe on each of the four pads, which you think are the UART's, individually. Reiterate with the other pads until you hear a beep/buzz sound.
- The place where you hear a BEEP sound is the GND pin on the device. This test is also known as the continuity test, as we just checked ...
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