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Forum Posts

SDIO Multiple Write with STM32F207

Posted on March 19, 2012 at 16:21When writing to an SD card in SPI mode, you can do a multiple block write without pre-defining the length (i.e. send CMD25, send some data blocks, finish with a stop command). However, to do a multiple block write us...

michaelh by Associate
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External power supply to 3 V pin of STM32F4-discovery

Posted on March 19, 2012 at 15:36Right now I'm supplying the STM32F4 board from the 3V pin, everything seems to work OK even if in the board datasheet this pin is indicated as output only. What kind of issues can I have by doing so?

giu by Associate II
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STM32F4-Discovery Problem with JTAG

Posted on March 19, 2012 at 01:50Hello,I'm working with the STM32F4-Discovery Board and the atollic TrueStudio Lite and I'm a absolutely Newbie with that.When I was excercising with de GPIO's i configured all Port Pins of GPIOA as outputs, and wrote...

maerki by Associate
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One Pulse Mode Output

Posted on March 13, 2012 at 21:44 I am working with a Ping ultrasonic sensor from Parallaxthat requires an input pulse of 2 microseconds to trigger the sensor. It then sends back a high signal for a period of time that is directly proportional t...

tannerk by Associate
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Enabling EXT_3V

Posted on March 18, 2012 at 20:30I have been searching through all the technical documents and can't seem to find anywhere how to use the EXT_3V header pin 1 for 3v output to power another device. #espn

STM32W Power management

Posted on March 16, 2012 at 17:11I am currently using the STM32W for a research project. My professor wanted me to look more into the Power Management of this chip. I am still very new to coding with these chips and I am having some trouble with try...

ghhv2c by Associate
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STM32W - ZigBee

Posted on March 08, 2012 at 13:20I would like to do a project with ZigBee. I think the STM32W is a good option, but I have not found examples of firmware. For what I know the ''STM32W'' have Module ZigBee integrated, but I don't know how to communic...

Initialize SPI1 problem

Posted on March 15, 2012 at 14:20Hi,I am using STM32F100CBT6B for my development. my hardware engineer had created a custom board, so I am not using the eval board.My software will communite wil a LCD controller using SPI port. Previously I am using...