# STM32H750XB Hello World Program

## Board
Fire H750XB board

## Build System
CMake v3.10+

## Peripherals Utilized
* FMC
* USART0
* TIM2
* TIM3
* TIM7

# USART0
* PA9/PA10
* 921600/8N1

# TIM2/3
* PWM output on CH3/CH4
* 1kHz base frequency

# TIM7
* Tick source

## FMC
FMC clock: 133MHz(Maximum frequency under VOS 3 settings)

SDRAM clock: 66.5MHz(FMC clock divided by 2)

Memory component: Winbond W9825G6KH-6(133MHz/CL2)

Memory parameters:
* CL = 2 cycles
* tMRD = 2 cycles
* tXSR = 72ns (~5 cycles)