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Resolved! STM32U5xx UCPD RM0456 documentation inconsistency

I try to figure out what the correct UCPD clock frequency is.RM0456 in section 74.4.2 UCPD reset and clocks states:"The receiver is designed to work in the clock frequency range from 6 to 18 MHz. However, the optimum performance is ensured in the ran...

TDJ by Lead
  • 1800 Views
  • 4 replies
  • 4 kudos

Resolved! STM32F446ZE not booting

Hello,some of our boards do not boot after powering them. We realised that most of the time this happens, the 1.2V at VCAP1 and VCAP2 == 0V. At our boards the BYPASS_REG pin is floating. So there are two questions for us now:1. Could the floating BYP...

CO by Associate II
  • 1516 Views
  • 5 replies
  • 0 kudos

STM32F207 HAL Ethernet examples

I have one of these:NUCLEO-F207ZG - STM32 Nucleo-144 development board with STM32F207ZG MCU, supports Arduino, ST Zio and morpho connectivity - STMicroelectronicsI am wanting to find some example projects with Cube setups for ethernet. Are they out t...

Resolved! RS422

I need to capture 8 x RS422 data and send them to abother unit via TCP/IP. We have designed a custom board for this. My questions are: 1. In terms of software programming side there is no difference between RS232 and RS422 right?2. Which example samp...

ozhan by Associate
  • 1929 Views
  • 4 replies
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devices on JTAG chain on H563

I see this: (on NUCLEO-H563ZI board) JTAG chain detection found 2 devices: #0 Id: 0x6BA00477, IRLen: 04, CoreSight JTAG-DP #1 Id: 0x06484041, IRLen: 05, Unknown device What is the device #1 ?

mete by Senior II
  • 917 Views
  • 1 replies
  • 0 kudos

USB1.0

Hi,I using Eval boar : stm3210E-eval (stm32F103ZG6)I want to communicate with an external device vua USB, this device should be communicatre with USB1 gen,I ask if it could be with this eval board?>If not, if I use this MCU stm32f103ZG6 and make a pr...

HT by Associate
  • 803 Views
  • 1 replies
  • 0 kudos

Resolved! EXTI only exits STOP Mode 2 the first time

Hello,I have a test app that starts in wake for 5s (with "high" current and GPIO output high) then enters STOP Mode 2 (with "low" current and GPIO output low). It remains in that mode until the EXTI 1 interrupt is triggered by a button press, which w...

EC.3 by Associate III
  • 2257 Views
  • 3 replies
  • 0 kudos

TIMERS SYNCHRONIZATION DOES NOT WORK

hello everyone im working with stm32f4 nucloe board , i want to implement one wire communication to send data to a microphone but also i need a clock above 40khz to send this data for that im using two timer in master slave mode , one for generating ...

zohbou by Associate
  • 3103 Views
  • 0 replies
  • 0 kudos