STM32 MCUs Embedded software

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Resolved! HAL_UART_Transmit_DMA issues in FreeRTOS

Hi,I met a strange issue and wish to get help.I wish to connect PC by UART. I try to use DMA but failed.The following is my test code for DMA.main () { initialization code from CubeMX HAL_UART_Transmit_DMA(&UART_Handle_Console, (uint8_t*)(listbuf...

Resolved! To define macro to set and clear the pin

HI, I am using Macro to set and clear my pin using stm32f103. This is the macro i defined#define SET(PIN,N) (PIN |= (1<<N))#define CLR(PIN,N) (PIN &= ~(1<<N))where ,PIN is the value whose bit to set or/and clearN is the bit number to set or/and cle...

Lchal.1 by Associate III
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Low power standby mode wake up with bootloader: My software consists of the ST bootloader and my fw application on a STM32F4. I put the device into standby low power mode. Upon wake from standby, the device boots from loader again.

Is it possible to only boot the application and not start from loader again ?When waking up from standby lower power mode, we want the application to start immediately.

SGove.1 by Associate
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  • 4 replies
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freeModbus store data to all slave

hello.​i was try to implement modbusTCP on STM32F7my STM32F7 is modbus slave and my PC is modbus master for simulation.​it was work but have one question:my modbus slave will store data to all slave(1-248), in normally, i should be store data to own ...

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YAlie.1 by Associate
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