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New possibilities for the ultra-low power segment!

STM32U0 is the first Cortex-M0+ with a static consumption of only 160 nA in standby mode with RTC (Real-Time Clock) and 16 nA in shutdown. It also achieves 118 points in CoreMark and targets SESIP level 3 and PSA level 1 focusing on firmware code pro...

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QSPI issue

I am using STM32F746 controller and MX25L128 flash on a custom board.I want to make external flash loader file for my custom board.I followed the MOOC - External QSPI loader how toI got error while memcmp for (var = 0; var < SECTORS_COUNT; var++) { ...

NMait.1 by Associate II
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EEPROM Emulation in STM32F070C6T6

Hello everyone,I'm trying to implement EEPROM emulation in my custom design comprising of STM32F070C6T6 MCU. There is a small drawback in the circuit that I don't have Debugging available. Hence, I was using USB_CDC_Transmit for debugging. I was able...

AKetc by Associate III
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Resolved! How to use LCD MIPI DSI LP Mode to initialize LCD?

Hi Sir,I used STM32F469i-DISCO for evaluating my project.I now TRY LCD which driver IC is ST7701S and show some image in video mode at panel.ST7701s had to initialized in DSI LP Mode. I had referenced STM32Cube_FW_F4_V1.21.0 example projects. But I c...

CYong by Associate II
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  • 4 replies
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STM32F1xxx shortages

We moved to STM after being let down by Freescale and TI in terms of sourcing. We are now finding massive MCU shortages and lead times > 30 weeks. Even despite this, we just found out that apparently STM is not taking additional orders.It is frustr...

PKorz.1 by Associate II
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  • 13 replies
  • 3 kudos

WAKEUP from STANDBY mode and EXTI/NVIC IRQs

Hi all,I'm learning about low power modes , and I'm testing the RTC wakeup timer function.Datasheet talks about to set the IRQs for WakeUp timer on EXTI(IRQ 19) and NVIC(IRQ 3), but I tested in my code, with and without set these IRQs and the wakeup ...

JAlca by Senior
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hello , im using adc-dac combination where i want to regenerate the waveform using dac. im fedding input to the adc externally using waveform generator. But the problem is my adc buffer show value beyoud 4000 irrespective of the input. why is this so.

even i grounded the ADC input pin but still i receive garbage values of >4000.Is there any problem with the configuration of adc. im currently stuck at the adc. anyone with the adc dac code help me out.

Hi everyone I need help understanding what I am doing wrong. I would like my buffers to work properly, but when I run the program my terminal starts sending all sorts of strange characters. I use stm32f411e-Disco

#define UART_RX_BUF_SIZE 20 #define UART_TX_BUF_SIZE 20   int8_t uart_put_char(char data); int8_t uart_get_char(char *data);   volatile char uart_rxBuff[UART_RX_BUF_SIZE]; volatile char uart_txBuff[UART_TX_BUF_SIZE];   void uart_put_string(char *s...

KK.3 by Associate II
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