The code defines some constants using the EQU directive to assign specific port addresses to variables representing various components like the keypad, LCD bus, RS pin, EN pin, etc. The program starts ...

Designed a calculator using STM32 microcontroller and STM32F4DISCOVERY kit. Integrated 4x4 keypad for input and 16x2 LCD display for output. Developed efficient GPIO code for keypress and display.

Graphing calculator shoppers are in for a treat as Casio Education has just launched the PRIZM Graphing Calculator that is touted to transform how technology is used in the classroom. The PRIZM is the ...

An LCD module DMC-16207 of 2×16 was used for prototyping the LED calculator since it uses the Hitachi chipset to produce a view around 3 ½” wide. An LCD module DMC-16207 of 2×16 was used for ...

Casio has added a new model to its PRIZM lineup of graphic calculators. The new PRIZM CAS fx-CG500, designed for middle school math classes and beyond, boasts a high-resolution touchscreen LCD display ...