Need help with PN532 via HSU to STM32F405
I need help with to access the pn532 nfc to stm32f405 via HSU. i have looked many references but some of them are in i2c. And i need help with HSU way, please help anyone
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STM32F767 QSPI vs FMC
Hi Community!For a new project I need both external RAM and externalFLASH memory (from which code should also be executed) on aSTM32F767BG.Now I'm faced with the question of what makes more sense:• SRAM on FMC and Flash on QPSI• Or SRAM and Flash bot...
How to use backup registers without setting up RTC ?
Hello,I have a question: I want to use the backup registers to recover data after waking up from standby. Is it possible using it without setting up RTC or are they bound to RTC ?If they are related and setting up RTC is mandatory prior to use the re...
How To use software NSS using SPI DMA with STM32G474
I'm using STM32G474 and I want to use SPI DMA with ltc2344-16 (ADC chip)I can send and receive data through SPI using below codes. (LL) void ADC_RECEIVE(uint8_t data_in) { uint16_t registor = 0; uint16_t part[6]= {0,0,0,0,0,0}; if(data_in == 0) ...
Resolved! I hve to Receive the serial data throught dock light but cant able to receive the proper data .
Hello Everyone.I have one doubt.Im Try to receive the serial data frame from dock light but .I cant able to receive serially.my Frame HEX Formate :81 03 00 01This my code:#include "main.h"#define LABEL 0x81#define SSM 0x03#define SDI 0x00#define PARI...
Stm32l4R9AII6 Custom Board External Sram W/R Problem
Hi,I am using 16Mbit Sram (IS61WV102416DBLL)The Sram-MCU (STM32L4R9AII6) schematic is as follows"Chip Select NE1" default pins are used on the MCU sideI added FMC and detailed pin Configuration as "fmc_ram.pdf"Code : #define SRAM_BANK_ADDR ...
Stuck in UART_WaitOnFlagUntilTimeout HAL lib
Posted on January 04, 2016 at 18:38 Hello there! I'm trying to communicate with the STM spwf01sa wifi module via UART. At first, it works for about 10-15 minutes, then the software stucks, right after the HAL_UART_Receive, in theUART_Wait...
Resolved! STM32G4 Interrupt not working. The program always run default handler.
The code is generated by CubeMX. And every time program run into HAL_TIM_Base_Start_IT() like the figure below, the system will block in Default Handler. However, the TIM2_IRQHandler is defined in stm32g4xx_it.c. Does anyone have idea why it doesn't ...
