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New possibilities for the ultra-low power segment!

STM32U0 is the first Cortex-M0+ with a static consumption of only 160 nA in standby mode with RTC (Real-Time Clock) and 16 nA in shutdown. It also achieves 118 points in CoreMark and targets SESIP level 3 and PSA level 1 focusing on firmware code pro...

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STM32f373 SDADC multi channel error.

Posted on December 07, 2017 at 05:43Hi, I use 3channel of SDADC in injected mode.My error is SDADC value is saved anothor variables.SDADC1 result -> saved at SDADC2 variable.SDADC2 result -> saved at SDADC3 variable.SDADC3 result -> saved at SDADC1 ...

HAL_SPI_Receive never returns by timeout

Posted on December 06, 2017 at 23:27Hello everybody! I'm trying to implement some examples using the hal spi library in the B-L072Z-LRWAN1 (LoraWAN Discovery Board). This board has a STM32LO on it, and I'm trying to implement spi communication with ...

Boot Sequence Quiescence

Posted on December 06, 2017 at 20:28We need to know if, according to AN2606, STM processors require the other boot methods to be quiescent (inactive or dormant) in order not to lock up the system.To explain this issue, on another STM processor in th...

STM32F103 I2C problem with comunnication

Posted on December 06, 2017 at 18:27Hello. I configured stm32 PB11 and PB10 as SDA and SCL pins then i connected GY-30 BH1750 light sensor.It's address is 0x23 when ADDR pin connected  to GND.POWER_ON 0x01RESET 0x07BH1750_CONTINUOUS_HIGH_RES_MODE 0x...

CubeMX support of One pulse modes for timers

Posted on August 23, 2016 at 07:23Some of the timers that contain multiple channels are supposed to be able to support a one pulse mode where a delay precedes the pulse after a trigger is received.  However in CubeMX I cannot see how to set that up....

STM32L4R LPUART FIFO deepth?

Posted on December 06, 2017 at 13:11Hello,I can't find the information about the LPUART Fifo deepth neither in the datasheet nor the rm0432 not the systemheaders (stm32l4rXxx.h). Do I overlook it?I guess it is 8 bytes like in the other u(s)art of th...

STM32F0 don't understand reset / bootup / AC6 ST-LINK

Posted on December 06, 2017 at 16:07I have follow sequence in my linker script:.test : { . = ALIGN(4); LONG ( _estack ) ; LONG ( Reset_Handler + 1 ); . = ALIGN(4); } >FLASH (=0x8000000 )Reset_Handler: /* 0x8001xxx */ ldr r0, =_estack /* Breakpoint *...

udp_recv() callback function problem

Posted on December 06, 2017 at 13:17LwIpMCU: STM32F765Custom hardwareSTM32Cube FW_F7 V1.8.0udp_recv() callback function has stopped working since last STM32CubeMX update (4.23)Anyone know what is wrong please?void UDP_ConnectTask(void * pvParameters...

encoder mode both edge don't work

Posted on December 06, 2017 at 12:47Hello,I'm using the STM32L0 with STM32Cube and I notice that the encoder mode doesn't work in both edge. I am obliged to make it work as a rising edge but even so, it only counts on a single rising and falling fro...

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