Initializing HD44780-Based 16x2 LCD with STM32 Using 8-Bit Mode
The HD44780 controller governs standard character LCD modules like the 1602. Proper initialization requires issuing specific function commadns in a precise sequence and timing, respecting data bus width, display geometry, and internal state transitions.
Core HD44780 Command Summary
Function
RS
R/W
DB7–DB0
Timing
Notes
Clear Display
0
0
0 ...
Posted on Sun, 05 Jul 2026 16:28:12 +0000 by curioadmin
Nios II-based LCD1602 Driver Example
Nios II-based LCD1602 Driver Example
This article demonstrates how to drive an LCD1602 display using a Nios II soft-core processor on the DE2-115 development board.
Experimental Setup
Platform: DE2-115
Sofwtare: Quartus II 15.1
The Qsys system configuration is shown below (assembly details omitted for brevity).
SDRAM configuration on the DE2 ...
Posted on Sat, 30 May 2026 17:30:45 +0000 by cbolson