New Firmware for HP Prime and HP15c CE. Also Firmware preinstalled on HP15c CE

Published on 01/19/2024 4:36 PM by JGD

Cable III

Here is a picture of the complete cable:

It has a swtich box that has to pressed buttons: one for ERASE and another for RESET. These are required to reprogram the firmware of your calculator. However, it will not be needed to interface the calculator with your computer in future firmwares.