STM32 MCUs products

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STM32 RS485 Communication does not work as expected

I have a weight cell which replies to specific frames over RS485 (cell contains its own communication protocol). Manufacturer has a software to test the cell so I connect it to my pc using a RS485 to USB converter and I am able to connect to the cell...

0693W000003Pk6SQAS.jpg 0693W000003Pk7KQAS.jpg 0693W000003Q5CqQAK.png
pbdiazam by Associate II
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Sleep current

I am using STM32L010K4. I want to reduce the sleep current to 3uA ,But in the datasheet it is mentioned the the minimum sleep current is 1mA with all the peripherals disabled, which is a larg value  

STM32H743 Stack and Heap

Hi,I have my scatter file defined thus:// Scatter fileLR_IROM1 0x08000000 0x00200000 {   ; load region size_region ER_IROM1 0x08000000 0x00200000 { ; load address = execution address  *.o (RESET, +First)  *(InRoot$$Sections)  .ANY (+RO) } RW_IRAM2 0x...

Resolved! STM32F042 boots in debugger only

Hi, I have designed a small project on the STM32F042F6Px MCU, and wrote a piece of software for it. Then I tried to run it outside of the debugger, and realized it won't boot. I've spent many hours on it already, and now I run out of ideas. It looks ...

Resolved! I2C SDA pin broken?

HiI am trying to configure I2C2 on an STM32F405RG on pins PB10/SCL and PB11/SDA, but I am getting very strange output on SDA. STM32 is I2C master. Using I2C example from STM32F4-Discovery folder.Using 4k7 ohm pull-ups to 3.3V.Is the output pin broken...

TNils.1 by Associate II
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Resolved! Bus fault in the below program

#include<stdio.h> #include<stdint.h> #define SCHED_STACK_START 20126976U void init_tasks_stack(void); void task1handler(void); void enable_processor_faults(void);   __attribute__((naked)) void init_scheduler_stack(uint32_t sched_top_of_stack);   int ...

Disha by Associate II
  • 2 replies
  • 1 kudos