Learn STM32 SPI register-level programming. Master SPI1 configuration, transmit & receive data, and interface with ADXL345 using software NSS.
Dive into STM32 register-level tutorials to gain full hardware control. These guides walk you through configuring GPIO, timers, UART, ADC, DMA, SPI, interrupts, and clock systems—all without using HAL or external libraries, ideal for deep STM32 understanding.