STM32 MCUs Products

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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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How to erase the chip?

Posted on May 24, 2012 at 16:36I use ST Visual Programmer and http://www.st.com/internet/evalboard/product/250863.jsp. During programming I set Read Protection ON. But now I can not erase or reprogramming the chip (STM32F103RB). I can see ''The devi...

SPI timing issues on STM32F103

Posted on May 25, 2012 at 03:36I'm having some issues with the SPI on the STM32 and I can't seem to figure out what the problem is.  I'm having issues on both the TX and RX directions. I'm using it in master mode in both cases.  I have multiple devi...

rluck1 by Associate II
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STM32 and flash loader question

Posted on May 21, 2012 at 22:51I have been using a Keil MCBSTM32 demo board for many months.  I've been using the ST flash loader to program the STM32 on the board with no problems.  Today I made some (probably incorrect) modifications to my code, r...

rluck1 by Associate II
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How to configure SPI on STM32F103?

Posted on May 23, 2012 at 11:52Hi, I am trying to use the OLIMEX STM32-P103 (ARM cortex M3) as SPI master to get some information from an accelerometer but, I dont know how to use SPI. Even after many hours of searching on the internet i did not fou...

Secure firmware upgrade: ecryption

Posted on May 23, 2012 at 09:33Hello, I read this application note about secure firmware upgrade http://www.st.com/internet/com/TECHNICAL_RESOURCES/TECHNICAL_LITERATURE/APPLICATION_NOTE/DM00044227.pdf So i want to ask about the encryption method tha...

hisham23 by Associate III
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PWM with Buzzer

Posted on May 16, 2012 at 10:45 Salut a tous, SVP quelqu'un peut m'aider, j'ai créer un application sur PWM de stm32f100rb pour générer une tonalité sur un buzzer, mais je sais pas comment générer les notes Do,Ré,Mi ... svp quelqu'un peut ...

STM32F207 direct drive of LCD

Posted on February 07, 2012 at 21:22I'm up for a new project, to save money on the LCD we are looking in to use a realy sheep display without driver. The resolution is 480x286 so I guess to display a simple static GUI using the FSMC would not be a b...

oe2 by Associate III
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Build issues with startup_stm32f10x_ld_vl.s

Posted on May 22, 2012 at 20:34I'm trying to build a project using startup_stm32f10x_ld_vl.s and I am getting the following errors and warnings: Error[40]:Bad instruction Warning[410]:DC or DS directive while in CODE area Can someone help me with wh...

saccrue by Associate II
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