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Forum Posts

How to clear the SPI RX FIFO (register mode)

Hi all, I have an issue. I need to see the Slaves free space, for that, I am reading the slave's Empty space, and based on the results I send the data points which needed. but I am having a big issue. it always has a one execution cycle delay. For ex...

Roshan by Associate III
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  • 4 replies
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BlueNRG_LP multiple channel ADC

I am working with BlueNRG LP.I am acquiring 3 channels:ADC_VINP0 (PB3)ADC_VINM0 (PB2)BATTERY.I used and modified example of the "BlueNRG-LP Navigator" ADC_DMA.I read ADC_VINP0 and the batteries but ADC_VINM0 not work!! ( I used STEVAL-IDB011V1 and i ...

Hi im working on stm32l072cbt6 micro controller im trying to read the adc value on channel1 in polling method i generated the code using stm32 cube ide,the issue is that always i could not se any variation in the adc raw values and my code is as below,

void MX_ADC_Init(void) {   /* USER CODE BEGIN ADC_Init 0 */   /* USER CODE END ADC_Init 0 */   ADC_ChannelConfTypeDef sConfig = {0};   /* USER CODE BEGIN ADC_Init 1 */   /* USER CODE END ADC_Init 1 */ /** Configure the global features of ...

NJP.1 by Associate III
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  • 6 replies
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Resolved! STM32F107 I2C1 & I2C2

Hello,I am going to replace STM32F107 instead of F105 in my design, and as I see F107 has only one serial interface I2C1. In my case, I need both I2C1 and I2C2. Is there any way I can remap or define some pins as I2C2?Thank you.

NASI by Senior
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  • 2 replies
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How to calibrate ( RTC )LSE Crystal by temperature ?

I ' ve been working on a device that able to use industrial area. I must be sure that rtc clock is accurate because this device need to use RTC too much. When i researched , i did not find any code example about rtc calibration by temperature. Any su...

oziesin by Associate III
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  • 5 replies
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Resolved! STM32U585QI SPI Issue

Hi,I have successfully configured the SPI1 with following parameters and trying to transfer a single byte but it is being timed-out in HAL_SPI_Transmit as EOT is not being set.Init.Mode = SPI_MODE_MASTER;Init.Direction = SPI_DIRECTION_2LINES;Init.Dat...

Ramin1 by Associate II
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  • 3 replies
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I need urgent help on STM32L071 RTC power consumption. when we enable standby mode, without RTC, the current from battery is <1uA . when we enable standby mode, WITH RTC, the current from battery is ~200 uA ? Which is too high to sustain

I need urgent help on STM32L071 RTC power consumption. when we enable standby mode, without RTC, the current from battery is <1uA. when we enable standby mode, WITH RTC, the current from battery is ~200 uA ? Which is too high to sustain