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ADC artifacts in conti-mode STM32L100RC

Posted on April 29, 2015 at 23:18 Dear Community, I’ve investigated the ADC of the STM32L100RC (DISCO-Board) in continuous and in the triggered mode.In continuous mode I was able to reach a sample frequency of ~300 kHz which I investigated exp...

jogerh by • Associate II
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STM32F411 SPI2 - MPU6000 - Tx and Rx with DMA

Posted on May 04, 2015 at 01:37 I'm comunicating a nucleo board with a mpu6000 mems sensor, using CubeMX to make initialization code. It is working ok, but with just one issue. I have to write 0x3B|0x80 and a 16 0x00 (dummy bytes) and read b...

STM32F407 Matrix Computation

Posted on April 30, 2015 at 08:07Hello,  I use STM32F407  discovery board and keil uvision4.        I want to do matrix communication but I meet the following weird problems.        My code is as below. float Num[2]= {0.000144962712488309, -0.000602...

STM32L152 Wrong ADC values

Posted on May 03, 2015 at 16:46Hello, I'm working on custom board using STM32L152 chip. Vref is : 3.19V When i injuct to the analog pin 2.7 i read 4019 ,while 0 represent as 650. (It seemed like 650 is the gap ????) below my initialize ADC code :///...

moran by • Associate II
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FLASH program double word problem

Posted on May 03, 2015 at 01:46 Hello, I have strange problem with flash programming ''on the fly'' on STM32F411-Nucleo When I use FLASH_ProgramDoubleWord (STD drivers 1.5.0), programming does not work. I know, it says that volt...

tm3341 by • Associate II
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Unable to see why I2C3 is not functioning?

Posted on May 03, 2015 at 00:30Hi, I have been looking at this for hours, but cannot determine why I cannot get the I2C3 operating, even getting a pulse from the SCK line. I am using an STM32F4 device, with an ST LIS3DML sensor. Both SCK and SDA are...

ADC Resolution Scale

Posted on May 02, 2015 at 15:29Hi All,I am using the ADC on the STM32F407VGE to detect water through an infrared sensor. I am getting a very small change between seeing the water and not. With the sensor clear there is 0.1 volts which reads around 1...

time return always the same value

Posted on May 01, 2015 at 15:48 hi my rtc is initialized i set date and time. long getUnixTimestamp() { struct tm timeinfo; //Setup a tm structure based on the RTC timeinfo.tm_wday = dateStruct.WeekDay; t...

STM32F1xx HAL I2C Generate Start Failure

Posted on May 01, 2015 at 08:45 Hello, I have not been able to successfully use the newSTM32F1xx HAL I2C on a STM32F103CB. The issue remains the same regardless of the method used (polling, Interrupt, or DMA). When attemptin...

k3nt00 by • Associate II
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