Want to ask what should this connection, a confused, why still VDD and VSS, VEE, is what things?
The following attached hardware diagram
A piece of the graph is development board schematic diagram of the module, the second is the LCD module, the third is the development board peripherals

CodePudding user response:

Your online next 1602 PDF, it has connected to the reference

CodePudding user response:

reference 1st floor dceacho response:

online next 1602 PDF you look, there is connection reference

what I use is 51 OLED module, want to use STM32 to drive

CodePudding user response:

reference 1st floor dceacho response:

online next 1602 PDF you look, there is connection reference

wrong, is the LCD module

CodePudding user response:

Think you should see the corresponding reference manual

CodePudding user response:

Signal the signal, power supply for power supply