STM32 MCUs Products

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Resolved! STM32G0B1KBU3N I2C comms, can't see wave form

Hello again :)I have used all ideas including chat GPT. I can't see any changes in I2C line with oscilloscope. STM32G0B1KBU3N have Pin PB9 as SDA and PA9 as SLC. 3.3Volts pull up via 4.7 kOhm resistor. I am trying negotiate with LM51772 DC-DC buck-bo...

grisom13 by Associate III
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  • 1 replies
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USB-PD MCU for Display Port Source - Power Sink

Hi, we are developing a device which outputs display port over type-c and needs to sink power. Similar to Laptops when connected to hubs. The required power is less than 60W. Im looking a for a suitable USB-PD implementation for this purpose. Can thi...

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caneralp by Associate II
  • 547 Views
  • 1 replies
  • 1 kudos

Only 16K of 8M PSRAM accessible on B-U585I-IOT02A

I'm using a B-U585I-IOT02A board and the IOT_HTTP_WebServer example code. My read is the PSRAM is 8M on that board, but I can only access 16K (to 0x2803ffff) and then ???? is not IDE memory display or a trap in the code.  Is this a CPU configuration ...

Marty by Associate II
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  • 1 replies
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IS66WVO32M8 OSPI problems

Hi All!I try to use 2 pieces of IS66WVO32M8 PSRAM with multiplexed OSPI ( only the NSS pins not shared ) with STM32F585 in memory mapped mode.Previously, I used 2 pieces of APMemory's APS12808L in memory mapped mode without any issues.I reconfigured ...

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ccuebler by Associate II
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  • 9 replies
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STM32H723VGT6 hardware error interrupt is occurring

hi ;During the operation of STM32H723VGT6, the constant input bus error and hardware error interrupt occurred, and the clock is 280M. The PWR_REGULATOR_VOLTAGE_SCALE1 is unstable. The clock configuration __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_...

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Unable to read ADC values

Hi Im Lalin, Im using STM32L433RC-P MCU for learning.Im facing the issue in reading the data from ADC.Im not getting any error too.Below are the source code attached.Kindly help me to find the solution for this.Note that im using uart.c for debugging...