Dear Sir/Madam,Using ST490ABDR IC as RS485in the Weather Monitoring project. The device is not working with multiple MODBUS slave. I observed signal level on the Oscilloscope, it is dropped at the time of query. Please find attached Schematic and wav...
Hi,I have two X-NUCLEO-GNSS1A1 expansion boards.I powered on the first board, and connected to UART port. I can read GPS messages from the board. GPS location is good. (I got GPRMC and GPGGA, GPGLL, etc.) I don't know what I did. Somehow NMEA messag...
Hello,I am working with STM32F4 discovery.I want to use EEPROM to write and read data. I have taken example code from https://github.com/PaxInstruments/STM32CubeF4/tree/master/Projects/STM32F4-Discovery/Applications/EEPROM/EEPROM_Emulation and it wor...
Would like to know do the below parts RoHS 2015/863 compliance?If yes, can provide the certificate ?ST Micro M74HCU04RM13TRST Micro M74HC109RM13TR
Hello,I am trying to use receive interrupts for UART0 on STR912FAW44 (STR9-Dongle STEVAL-IFD001V2)The problem is that first few characters trasmitted to MCU don't raise receive interrupt. Then a fifth or sixth character throws receive interrupt and U...