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Resolved! Delay using Timer in STM32L073RZT6

How do we configure the STM32L073RZT6 to produce a 1-second delay using Timer3 without using HAL libraries? Please help me understand the calculations involved, along with which registers need to be configured

Mohsin by Associate II
  • 558 Views
  • 2 replies
  • 2 kudos

STM32H755 BCM4 and BCM7 Option Bytes settings

Hello,In our application, we need the M7 of the STM32H755 to boot first, and after it initializes to allow the M4 to boot.We set the option bytes per CubeProgrammer such that BCM7 is enabled (checked) and BCM4 is disabled (unchecked).  We also set a ...

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scuba by Associate II
  • 1085 Views
  • 4 replies
  • 0 kudos

Resolved! STM32G4 TIM3_ARR and TIM4_ARR width

I believe there is an error in the STM32G4 Series Reference Manual regarding the width of TIMx_ARR for timers 3 and 4.The reference manual shows a width of 20 bits for TIMx_ARR for timers 3 and 4, below.However, both TIM3 and TIM4 are 16-bit timers, ...

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StevenR by Associate
  • 526 Views
  • 2 replies
  • 2 kudos

Resolved! I2C with DMA not working

Hi,I'm somewhat new to STM32. I need to use DMA to collect data from a tempreture sensor over I2C.My sensor is an Adafruit MCP 9600 and I'm using a Nucleo F446RE board. Following is the code I use. Can someone help as I've been stuck here for days wi...

sadeepTA by Associate II
  • 3408 Views
  • 11 replies
  • 9 kudos

Entering Standby mode - STM32H503

Hi... We are planning to use STM32H503KB (32 pin package) in our application. The MCU VDD is supplied from either of the two sources:1. With power supply (5V)2. With 3V cellOur need is to bring the MCU to standby mode when the supply is provided from...

STM32G070RB ADC in Low Power Mode

Is the ADC available in low power run and sleep mode for the STM32G070RB?I am trying to monitor 4 ADC channels continuously with a power budget of under 100uA. I would use the analog watchdog to wake the processor in the event of tripping the high or...