Forum Posts
Resolved! Custom Bootloader?
I am planning to do a Over the air update for a tool.And I'm planning to use a stm32l431cc ultra low power MCU with one flash bank.So here we have an application which is some 100kb.I'm confused with lot of terms.OpenBootloaderIn application programm...
Resolved! What is the added value of x=x; in driver code (FSMC)
I am porting ILI9341 code from Keil to Cube MX.The original code contains: void LCD_WR_REG(vu16 regval) { regval=regval; //ʹÓÃ-O2ÓÅ»¯µÄʱºò,±ØÐë²åÈëµÄÑÓʱ LCD->LCD_REG=regval;//дÈëҪдµÄ¼Ä´æÆ÷ÐòºÅ } vu16 seems to be __IO uint16_t i.e. volati...
Resolved! eh_frame, init and fini in a C build
I see these in the linker scripts, but I do not see them in the output for a C application.I know eh_frame is for C++ exceptions, and it is not strange it is not in the output of the C application. I also read it is used for some C functionality as w...
Unable to build with USBPD
Hello! I am trying to build a simple project on STM32G431KBTx featuring USB PD.I am using STM32CubeMX (latest version), all libraries, etc. are also of latest revisions. I've setup USB PD parameters via GUI, and generated code for Makefile.When I cal...
Resolved! CORDIC SINE gives wrong result when following a CORDIC PHASE calculation
I am using the CORDIC engine on an STM32G474 to perform an atan2, sin, and cos operations sequentially. Running the code below and testing different inputs yields expected results for atan2, but does not yield expected results for sin and cos. Howeve...
Resolved! ADC STM32L152 with 25 channel
Hi all,I am doing a project and need up to 25 ADC channels to read current from HAL ACS712 sensor,I have never read so many ADC channels.I saw that the STM32L152VET6 supports 25 ADC channels, so I chose it.I have a problem when configuring with ST32...
STM32F070CBT6 jump to System Memory DFU
Posted on December 08, 2016 at 17:50 I'm trying to jump from an application to the DFU System Memory Bootloader. According toAN2606 this should work with my processor and the System Memory should start at address0x1FFFC800. I'm using an e...
No connection in STM32CubeMon-UCPD (NUCLEO-G0B1RE + X-NUCLEO-SNK1M1)
STM32CubeMon-UCPD 1.3.0 does not show any connected board (NUCLEO-G0B1RE + X-NUCLEO-SNK1M1).I followed the intruction in AN5418(ver.5) and the corresponding Youtube video.There are no errors when building the code and flashing it to the board.But the...
Resolved! STM32G474RE opamps bias
Hello,I am thinking of buying an nucleo-g474re for 3-channel DMA sampling from the ADCs. Before I acquire one, I'd like to know if it can fit my use case. There are three analog input sources. Each one ranges from -100mV to +100mV. Is it possible for...
