In certain contexts such as higher education, scientific calculators have been superseded by graphing calculators, which offer a superset of scientific calculator functionality along with the ability to graph input data and write and store programs for the device.
rom_tool is a tool I wrote in light of the recently announced Gateway 3DS. It has three main features: 1  Read 3DS ROMs, and print information about them, including actual ROM file size, and minimum required 3DS FW etc. 2  Accurately trim 3DS ROMs, and be able to restore them again.uper Trim ROM (Permanently remove update partition): rom_tool-s Test.3ds. Restore ROM (Untrim): rom_tool-r Test.3ds. Supported Operating Systems: 1  Windows 32bit/64bit (Tested on Windows 7/8) (executable included in download). 2  Mac OS X (Tested on 10.8.3) (executable included in download).
Insert the TF card to the R4i SDHC 3DS card, and put the R4i card to DS/DSi console. 3. Power on the console to enter the R4i SDHC main menu, as below picture: 4. Choose the third button and click, you can enter next steps as below: 5.Press the upgrade button, you will enter the next steps as below: 6.. Download and install the latest R4i 3DS V1.43b kernel to the TF card. A. Download R4i 3DS V1.43b to the computer. B. Unzip the patch, you can get 4 files: moonmemo, moonshl2, R4iMenu' and r4.dat. C. Connect the TF card to compueter, through a USB reader, and format the TF card.