Interface and connectivity ICs

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HAL_I2S_TxHalfCpltCallback and HAL_I2S_TxCpltCallback are not called on a 50:50 duty cycle as expected when using a circular buffer to I2S.

I am outputting audio over I2S at 8k with a 128 sample buffer. I was getting timing issues so I turn on an LED on the Half way callback and turn it off on the complete callback. I expect a 50% duty cycle. But I get the output below on my scope. Anyon...

RAdam.1 by Associate III
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Resolved! P-NUCLEO_USB002 serial debug output

I am currently working on a P-NUCLEO_USB002 board to develop a PD solution. It seems the serial debug output is playing up. I set the USB_CLI already but it just give me some garbage data. I double checked the baudrate and it seems ok. Is anyone has ...

HWong.2 by Associate
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how to calculate blue nrg stack usage size.

I am using the BLUENRG-M2SP ble chip set , i created the 2 services ,there services are Primary Services 1. first service has the 3 characteristics and Second services has the 5 characteristics , if i add third services , i am getting Lack of Memory ...

mkuma.1 by Associate II
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I am trying to send data over bluetooth to stm32f411 board. I am using HC-05 v2 bluetooth module which communicates over UART interface. Below is android studio code and stm code

When I'm sending data from computer it works perfectly- data is sent and STM's response is received over UART in RealTerm. However switching to bluetooth module and sending and receiving data from android app doesn't work as expected. For now I want ...

TLewa.2 by Associate
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Resolved! How to get S2-LP into CW mode?

Posted on August 08, 2017 at 14:40Hi,I have the ST S2-LP transceiver both transmitting and receiving just fine however i'm struggling to put the chip into a continuous wave mode.. from reading the data sheet i have configure the following :  To set...

eddie McS by Associate III
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