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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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STM32F103RB code OK, STM32F103C8 not OK: alignment?

Posted on April 30, 2015 at 21:02I have two almost identical 72MHz boards which have code issues I suspect are related. I have DFU firmware that loads on to both boards, and both appear to the host as a USB DFU device. App firmware is loaded at 0x08...

stm32f4-discovery uart baudrate error !

Posted on May 01, 2015 at 09:29Hi all, I will configure HSE_VALUE = 8000000 and defined #define HSE_VALUE    ((uint32_t)8000000) #define PLL_M      8 #define PLL_Q      7 #define PLL_N      336 #define PLL_P      2 And I defined line option : -DH...

Detecting CAN transmit complete via interrupt

Posted on April 30, 2015 at 20:52Greetings,I'm trying to work out how to detect when a can transmit completes on an STM32F429. Theoretically I could poll using CAN_TransmitStatus to wait for the mailbox to transition to CAN_TxStatus_Ok (or CAN_TxSta...

malcolm23 by • Associate III
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STM32L151 Temperature Sensor

Posted on April 20, 2015 at 11:24Hello everyone, I want to measure the temperature with the built in temperature sensor in a stm32f151 device. As the application is sleeping most of the time the sensor output shall be near the ambient temperature. I...

STM32F030 Value Line and I2C IAP Programming

Posted on April 15, 2015 at 16:32I want my main board (STM32F4-Discovey) be able to upload/flash firmware to another small & cheap device (to be created) using I2C. Currently I must select a micro-controller for the small device but I couldn't find ...

32F429IDISCOVERY ADC single conversion

Posted on April 27, 2015 at 19:58Hi,I am having issue regarding an ADC configuration on 32F429IDISCOVERY board. I have a battery power application where I want to measure the battery voltage. This voltage is above the reference of the board (VCC) so...

possible bug in UART code generation cubemx 4.7.1

Posted on April 30, 2015 at 14:48 was trying to configure the UART to the Futaba SBUS spec (100000/8E2) and cubemx generated the following initialization code: void MX_USART1_UART_Init(void) { huart1.Instance = USART1; huart1.Init.Bau...

noobee by • Associate II
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