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Forum Posts

Cannot Re-Enable EXTI After Disabling It

I want to write an application in which whenever an external interrupt occurs on a GPIO pin, the EXTI gets disabled until a certain amount of time is passed, and then it gets enabled again.What I tried is that I have put the following lines in the HA...

MMoha.3 by Associate III
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Data bits shifted in SPI communication on STM32L462 after repeating one successful session (consisting of NSS falling edge, 3 separated transmissions with HAL_SPI_TransmitReceive, NSS, rising edge)

Data bits are shifted on second SPI session (BSY bit stay high at the end of data transfer in slave mode) We are using STM32L462VET6, and initialize SPI2 in full duplex slave mode (CPOL=1, CPHA=2-edges) with software NSS and baudrate 960 kHz with HCL...

YVido.1 by Associate
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  • 3 replies
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Facing issue while sending data through UDP broadcast using B-L45E-IOT01A1 board with WiFi firmware revision C3-5.2.5

I am using the board B-L475E-IOT01A1. I want to send data via UDP broadcast.I have a udp server running on a host at port 1100I use the following set of AT commands to open a Client Connection after initializing the WiFi module and connecting it to a...

PMaha.1 by Associate II
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Resolved! stm32 lowpower run mode comsuption

debug a program in the sram, the current is 29 uA, how to down to 8uA or lower ?i dont know how to disable flash/eeprom or other peripheral

Staly.1 by Associate III
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  • 5 replies
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RTC in Hardware Layout

I am going to use RTC in my application to generate time stamps. I am currently using Nucelo - L412KB evaluation module. Do I need to connect any pins or add any components? Where can I find this information?