STM32 MCUs Products

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SPI 1 line simplex rxonly

Hello, How to read data from slave in 1 line rxonly. I have this set up STM3f446re board as master and arduino uno as slaveMaster and slave are connected through only 2 lines. MISO and NSS. Master will be in rxonly mode and slave sends data to master...

n.serina by Associate III
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  • 3 replies
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wakeup from stop2 nucleo 144

Posted on June 23, 2018 at 12:13Hi,I'm trying to use the example code from cubeV.10           PWR-?PWR_STOP2_RTC.The only code I added was after the  SYSCLKConfig_STOP() function I added Init for LED 2 and turning it ON till the 5 sec delay then OFF...

STM32L010,in STOP mode 16 uA instead of <1uA

Hi,asking help for a behaviour that i was not able to find in previous discussions.i'm using for the first time this value line microcontroller :STM32L010K4T6 ,other production details printed on case are GQ20T VG CHN74815.I im using it on an empty P...

how booting from bank 2 stm of 32l475?

HelloI would like to boot my bank 1 or bank 2 card by activating / deactivating the BFB2.I created a program to flash an LED, I put the code in bank 1 at address 0x08000000 by flashing the LED at a certain frequency and then I put the same code but c...

Bfren.9 by Associate II
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How create master/slave timer ?

Hello all,I work with the board stm32F746G discoI try to create a master/slave timer. I use the timer3 to master and timer2 in slave.I would like count every second with timer3 and for each trigger on timer3 i would like launch timer2 for a delay of ...

lidiriel by Associate II
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  • 6 replies
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Resolved! STM32L4 registers not being read during debugging

Hello,I am using an STM32L4R5VIT6 board in which I am programming it with Atollic TrueSTUDIO using the debugger and Jlink connectiong. When I am running the debugger, it suddenly stopped working for me and the console reads:Connecting to J-Link...  J...

BRoge by Associate II
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  • 1 replies
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STM32 DAC with DMA constant value

Posted on April 12, 2018 at 20:07Hi to all,I am encountering a problem, concerning the DAC of the stm32L476. I only want to use the DAC with a constant value but with DMA, so that I can use the CPU during that operation. Without DMA the DAC works as...

Bench by Associate III
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  • 9 replies
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STM32H743XI HDMI connections

I am planning to implement STM32H743XI on my new design. And I am using the help of schematic provided for the eval board for the connection. I want to implement HDMI on my design too but the neither the schematic or the datasheet has the informatio...

BBV by Associate II
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  • 4 replies
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[How to] 5 Electrode Materials for Capacitive Touch Sensors (ITO,Metal Mesh,Silver Nanowires,Carbon Nanotubes,PEDOT:PSS)

Electrode behavior heavily depends on the material they are made off.To know if emerging materials can potentially be used as electrodes in touch sensors, we must first describe the properties we would want such a material to have.Desired properties ...

PAram by Associate II
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STM32L0x1. RAM in low-power sleep mode.

STM32L0x1 reference manual says "the memory interface clock is stopped and the RAM is in power-down when in Low-power sleep mode" (DocID025942 Rev 8 p 145). Several pages below it says "In Low-power sleep mode, the Flash memory can be switched off an...