stm32 3.3v转5v 1602液晶标准驱动-stm32 3.3v standard LCD driver to switch 5v 1602

All examples of S65 LCD using on this page are for the following test board. I m using this board to check my code. The board has an AVR (ATmega16) controller running at 16MHz, 3.3V voltage regulator to power an LCD, the resistive dividers to shift t