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Resolved! EXTI minimal pulse length clarification

Posted on April 25, 2017 at 14:11DS STM32F405xx STM32F407xx, DocID022152 Rev 8, Table 50. I/O AC characteristics :tEXTIpw Pulse width of external signals detected by the EXTI controller  - min.10nsThis hints that there's a pair of edge-sensitive lat...

STM32F769I Discovery board LCD interface

Posted on July 10, 2017 at 15:07I have gone through all of the tutorials above and i also have the stm32f4 discovery kit on which  I am able to implement all of the peripherals using cubemx and (Keil or Eclipse).  The problem I am facing with the ST...

STM32F103 SPI Slave connection Bug?

Posted on July 10, 2017 at 09:59Hi,      According to the RM0008.pdf , when spi in slave mode the MISO pin is transmit data, the MOSI pin is receive data.   But according tests and the exampleSTM32F10x_StdPeriph_Lib_V3.5.0\Project\STM32F10x_StdPerip...

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What is HAL_GetHalVersion() really returning?

Posted on July 09, 2017 at 17:12STM32Cube_FW_L4_V1.8.1 returns 1.7.1STM32Cube_FW_F7_V1.7.0 returns 1.2.1STM32Cube_FW_F1_V1.4.0 returns 1.0.4 STM32Cube_FW_F4_V1.16.0 returns 1.7.1So does this mean its all HAL 1. and the other numbers are implementati...

firmware update - dual bank - linker

Posted on July 10, 2017 at 10:20Hello,I would like to manage firmware update using dual bank mode, for STM32F765 device.I am a little confused about how to configure the linker for the dual bank. Here is what has been done:I have designed a firmware...

I2C slave doesn't acknowledge to any address

Posted on July 10, 2017 at 09:10 I need to use I2C SLAVE peripheral on STM32L4.  The problem I am having is that after I set up the I2C peripheral in STM32CUBE and generate the project code, when I use an external I2C master to do an address scan, S...

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use PA13 as GPIO

Posted on July 10, 2017 at 04:37Hello i wanna lite an LED with PA13, but i also wanna be able to use the SW interface to update the code. anybody know how to do both contemporaneously?thanx, mike