STM32 MCUs Products

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Does anyone in the world have any information on how to get access to the "STPay-Topaz-Bio" biometric-enable cards? Do they exist? Is this yet more ST vapourware?

Ever time, I mean EVERY time I read an interesting link from ST about new tech, EVERYTIME it links to a product nobody has in stock, there are no reference designs, no support, no stock, no evaluation kits.This is such an inefficient way to operate a...

Multi Slave I2C Connection guidance

Hello,I have one master and multiple slave devices for I2C Connections.So, my Query is that;I am connecting series resistors after the Pull up Resistors on SDA SCL lines,Now the query is that should I connect those Series Resistors at only Master sid...

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DBhut.1 by Senior
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Role of syscalls.c

What is the role of syscalls.c file in GNU ARM(STM32 for instance) based projects? I found 2 ways of successfully building the project1. Delete syscalls.c and include -specs=nosys.specs in the linker flags2. Simply include syscalls.cWhat is the funda...