Interface and connectivity ICs

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How to read data from pins? STM32F4

Hello everyone, I would like to know how to read data from pin on STM32F4. I have a small project where I am blinking led (it's running throw Arduino board) and I would like to see throw STM32F4 when it's on and when it isn't. How should I setup pin?...

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TrixCZE by Associate II
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I am using "54VCXH163245" bidirectional level shifter in one of my ongoing projects. I am using VCCA as 3.3V and VCCB as 1.8V. My queries are: 1. Is there any power-on sequencing requirement for 1.8V and 3.3V for this device.?

However, For similar level translator device like "54AC164245", there is an explicit requirement of sequencing of 3.3V and 5.0V . Please confirm and clarify.Then datasheet of device "54VCXH163245" says VCCA must be higher or equal to VCCB, but for "...

AKuna.1 by Associate
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Make S2-LP talk to nRF905

Hello,I have a need to make the S2-LP communicate to an existing RF system which is based on the nRF905. From the reading I have done it looks like it should be possible. Does anyone have any suggestions on how to configure the S2-LP to do the job?Th...

Witek by Associate II
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BlueNRG-LP with Atollic/ARM GCC

Hi, We are currently using the BlueNRG-2 with GNU ARM GCC to compile and run everything. We based our projects on CMake and GNU GCC toolchain to build by using the examples for the Atollic IDE (eg. the linker script, etc). We are now evaluating the B...

DAndr.4 by Associate
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BlueNRG-LP can not run to main function

Recently I started to use the BlueNRG-LP,and I choosed BlueNRG345AC。I designed a PCB based on the STEVAL-IDB011V1. I try to run some example code on my design with KEIL MDK-ARM.It just totally dosn't work.the debugger is CMSIS-DAP,and I found everyti...

WYuan.1 by Associate II
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