Interface and connectivity ICs

Ask questions and find answers on connectivity ICs, focusing on protocols and I2C challenges on STM32 Nucleo boards and BlueNRG products.

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Forum Posts

Resolved! Only half of the IrDA packages are received correctly

Hi!I have a STM32F765ZITx as master and a STM32F051C8Tx board as slave that im trying to communicated with each other over IrDa. The master is sending 6 bytes (2 startbytes, 1 length of data byte, 1 databyte, 2 checksum bytes) to the slave, which wor...

Hoddy by Associate II
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M41T83 crystal will not start to vibrate

I use a RTC IC M41T83 in our prototypes and can access this RTC via I2C bus (reading and setting timestamps). Unfortunately the crystal does not start. At startup I set the ST bit to 1 (write address and write a byte via I2C) and then I set the bit t...

TBend.1 by Associate
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Why provisioning did not happen the second time, once unprovisioned the node first-time blemesh mesh app using STEVAL_IDB008V2?

Hi sir/Madam,If we flashed BlueNRG2_Lighting_Demo.bin file using USB micro in STEVAL_IDB008V2 board it was provisioned. If we give commands from models, board doesn't show any change in the led, why? So that we unprovisioned node and tried to provisi...

Anitha by Associate III
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Is BlueNRG-Tile support notifications from more then one characteristics simultaneously, if I considered BlueNRG-Tile as a client??

I am using BlueNRG-Tile chip. I am configuring it as a server. And i am using ST BLE Sensor App as a master. In that i am getting all the services and characteristics displayed on App ,which I have configured at server side. My target is to get notif...

DRamp.1 by Associate
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How can I use the LTDC on a Nucleo and wire it to my Elegoo TFT display shield (which is ILI9341, but only has 8 data pins)?

Sorry if this is a dumb question. I have a Nucleo F767ZI, and I want to wire it to this: http://www.lcdwiki.com/2.8inch_Arduino_Display.There's a tutorial here on how to set up LTDC with an ILI9341 here: http://www.lucadavidian.com/2017/10/02/stm32-u...

NNagy.1 by Senior
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Enable disable LDC mode

Hi,I really appreciate the reactivity of the forum, thanks a lot.i have some questions:1- When i enable/disable LDC mode using S2LPTimerLdcrMode, and S2LpTimerFastRxTermTimer, i need to run command S2LPCmdStrobeReady and S2LPCmdStrobeRx after each en...

BMoha.19 by Associate II
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BlueNRG2 - Packet Length extension (Tx direction)

using BlueNRG2, I'm trying to send long packets (> 20 bytes), I added a custom service with characteristic supporting notification and indication with a size = 40 bytes. After the connection established, I send a LL_LENGTH negotiation to update the T...

MBRAI.9 by Associate
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