Advent Of Cyber 4 | Day 19 | Wiggles go brrr

Mansoor Barri
1 min readDec 30, 2022

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Room

Advent Of Cyber 4

Question 1: What device can be used to probe the signals being sent on electrical wires between two devices?

Logic Analyser

Question 2: USART is faster than SPI for communication? (Yea,Nay)

Nay

Question 3: USART communication uses fewer wires than SPI? (Yea,Nay)

Yea

Question 4: USART is faster than I2C for communication? (Yea,Nay)

Nay

Question 5: I2C uses more wires than SPI for communication? (Yea,Nay)

Nay

Question 6: SPI is faster than I2C for communication? (Yea,Nay)

Yea

Question 7: What is the maximum number of devices that can be connected on a single pair of I2C lines?

1008

Question 8: What is the new baud rate that is negotiated between the microprocessor and ESP32 chip?

9600

Question 9: What is the flag that is transmitted once the new baud rate was accepted?

Visit mansoorbarri.com/aoc4 for the flag

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Mansoor Barri
Mansoor Barri

Written by Mansoor Barri

Profile designed to share technology content about Penetration testing, Linux and Windows.

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