Key insights

• ⚙️ Goals: Getting the TI84 banned from standardized tests, shocking with a custom hardware mod, aiding in passing Calculus classes
• 🔌 Exploring the potential of the headphone jack for data transfer between calculators and PCs
• ⚡ Using a level shifter to convert digital signals from one voltage to another
• 🛠️ Different types of level shifters for different applications
• 🔨 Building a custom PCB for a mod named ti32, using handwiring and soldering techniques
• 🕵️ Impersonating a TI-84 calculator for communication with applets, discreet design, and option to set a password
• 📊 Demonstrating using a calculator to access test-taking applets and testing the setup with a Hotpot for reliability
• 🕵️‍♂️ Developer created tools for cheating in tests, including chat app, image browser applet, app browser, and teaser for a camera option in a future video

Q&A

• What tools are created to aid in test cheating?

  The video discusses a developer who has created tools for cheating in tests, including a chat app for seeking help from friends, an image browser applet for visual cheat sheets, and an app browser for storing notes/cheat sheets. Additionally, a camera option is teased for a future video.

• What demonstrations are shown in the video?

  The video features a demonstration of using a calculator to access test-taking applets, including information on hosting static files on a local PC, testing the setup with a Hotpot for reliability, and solving simple algebra problems using the chat GPT applet.

• How is a microcontroller used in the video's mod?

  A microcontroller is programmed to impersonate a TI-84 calculator in the video, allowing applets to communicate with it to perform various tasks. The mod is discreet to avoid detection by teachers, and a password can be set to overcome restrictions imposed by teachers.

• What methods are used to build the custom PCB for the mod?

  The YouTuber in the video is building a custom PCB for the mod, named ti32, utilizing handwiring and soldering techniques. The video also showcases the soldering of through hole resistors and small mosfets and mentions the YouTuber's Discord and Patreon for viewers to join/support.

• How does the video address voltage differences in a system?

  The video covers dealing with voltage differences in a system by using a level shifter to convert digital signals from one voltage to another. It also discusses different types of level shifters for various applications, the need for modification in the design, and challenges faced in the assembly process.

• What hardware modifications are discussed in the video?

  The video discusses exploring the potential of the headphone jack for data transfer, using a microcontroller for internet connectivity and connecting graphing calculators to the internet. It also mentions creating an undetectable cheating device with a Wi-Fi enabled microcontroller.

• What are the main goals of the video?

  The main goals of the video are to advocate for the banning of the TI84 from standardized tests, present a custom hardware mod that shocks viewers, and provide tools that aid in passing Calculus classes.

• 00:04 The video aims to get the TI84 banned from standardized tests, cause a stir with a custom hardware mod, and help users pass Calculus classes. It discusses exploring the headphone jack's potential, using a microcontroller for internet connectivity, and creating an undetectable cheating device.
• 01:46 Dealing with voltage differences in a system, using a level shifter, different types of level shifters, the need for modification in the design, challenges in the assembly process.
• 03:33 A YouTuber is building a custom PCB for a mod, named it ti32, and is using handwiring and soldering techniques. He also mentions his Discord and Patreon.
• 04:54 A microcontroller is programmed to impersonate a TI-84 calculator, allowing applets to communicate with it to perform various tasks. The communication involves using unique IDs for commands and constantly checking for the completion of operations. The mod is discreet to avoid detection by teachers, and a password can be set to overcome restrictions imposed by teachers.
• 06:34 A demonstration of using a calculator to access test-taking applets, including a server hosting static files, and a recommendation to use the chat GPT applet for solving simple algebra problems.
• 08:09 A developer has created tools to help with test cheating, including a chat app, image browser applet, app browser, and a camera option teased for a future video. The tools are designed to help students cheat during tests.