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RM0390 STM32F446xx Reference Manual update request

Posted on July 09, 2017 at 16:27In RM0390, the Reference Manual for STM32F446xx MCUs, on page 379, Section 13.10 Temperature sensorThe formula given isTempC = ((Vsense - V25) / Avg_Slope) + 25In the STM32F446xC/E Data Sheet, page 147, Section 6.3.22...

Resolved! Error in Alternate Functions on STM32F030?

Posted on July 08, 2017 at 22:35On page 34 of the STM32F030 datasheet there is a table of Alternate Functions that I think contains an error.If you look at the GPIOA_AFR registers for port A and select column AF4 you will see that TIM14_CH1 is menti...

Willunen by Associate III
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RTC GET_Time Help

Posted on June 08, 2017 at 18:14 Plese . I have some problems with RTC Calendar. I do not understand how to use it. You can send me some examples for STM32f407VGTx Discovery. (HAL Library)With HAL_RTC_SetTime (& hrtc, & sTime,...

Dynamic Change Duty Cycle PWM using tim.h

Posted on July 04, 2017 at 22:53Working off the provided example for PWM on STM32F100RB I am able to output varying levels of PWM, however, my attempts to change the duty cycle of a specific channel according to user input have failed. I do not see ...

STM32F100RB PWM Input Capture

Posted on July 08, 2017 at 23:04Attempts to capture external PWM signal with TIM.h library have been unsuccessful. I figured using semihosting to print values to console would be helpful in debugging however the values refuse to change although I kn...

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Build a project with a single button.

Posted on July 08, 2017 at 00:39I continue to look for answers to difficult questions.There is a project for an arm under GCC with a static load. Addresses of variables and data do not change, for gcc everything is known, and it successfully optimiz...

SPI CPOL takes effect only after SPE is set

Posted on July 04, 2017 at 05:25I understand that CPOL takes effect only after SPE is set. But when I talks with AD7606, I need to have CPOL high at idle, and one line only(either BIDIMODE=0 or BIDIMODE=1) for receiving. In this mode, SPE can only b...

T YX by Associate
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SPI in Master Mode with NSS Hard Output

Posted on July 07, 2017 at 20:42Hello, I interfaced STM3210E-EVAL with external RF Slave chip and trying to place a data in a slave register.Ex data: Slave register address is 0xC0 and placing two bytes of data (0x00 and 0x12). For this I  configure...

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suresh by Associate II
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