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Device is not working with multiple MODBUS slave

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...

AAdsu.1 by Associate
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Error during EEPROM write operation

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...

MAbba.2 by Associate II
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RoHS 2015/863

Would like to know do the below parts RoHS 2015/863 compliance?If yes, can provide the certificate ?ST Micro M74HCU04RM13TRST Micro M74HC109RM13TR

BTan.1 by Associate
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