Interface and connectivity ICs

How to generate NACK in slave mode?

Hello,I ask connoisseurs of i2s. How to generate NACK in the slave mode if NOSTRECH = 1 and the slave device sends data to the master?If the slave receives data, then there are no such problems. You can wait for the RXDR to overflow and the slave wil...

Are ST Micro BLE solutions susceptable to SweynTooth issues?

 See: https://gbhackers.com/sweyntooth/ and https://www.wired.com/story/bluetooth-flaws-ble-internet-of-things-pacemakers/  Per the articles, it looks like STMicro's instantiation of BLE has this issue.

My S2LP tranceiver is reporting state 0x74

Hi all,When I bring up the S2LP from poweroff, then it correctly reports state=0x00 (READY). After configuration it also reports STATE=0x00. Then I exec S2LPCmdStrobeRx() and it reports 0x3C (RX=0x30 | Lock=0x0C) but then after a second it reports ST...

Bluetooth bluenrg248 adv data of manufacturer sometimes missing under sleep mode

when running mode, every time it works, but when sleeping, the manufacturer data was missing, and, beacon mode every time works. what's the different of the running mode and sleeping mode of the broadcast?

SPIRIT1 TX by using GPIO PIN for OOK

Hello. I want to use OOK modulation based on GPIO pin. Datasheet says it is capable of doing it, but it is nearly impossible to understand how to set this up.Could Some one provide explanation and register values and settings in order for GPIOX to co...

How do I determine the pi filter component values for the L9663 transceiver?

I am looking into using this part: https://www.st.com/content/ccc/resource/technical/document/datasheet/b4/f8/3b/f7/8e/d8/4e/c4/DM00249556.pdf/files/DM00249556.pdf/jcr:content/translations/en.DM00249556.pdf and was wondering how I can come up with th...

STEVAL-BCN002V1B question.

I try to understand the logic of the kit.I open STSW-BLUETILE-DK 1.2.0->Project->BLE_Examples->BLE_BeaconAnd I see in the main routinewhile (1) { /* BlueNRG-1 stack tick */ BTLE_StackTick();   /* Enable Power Save according the Advertising In...

Design Guidelines for BLE 5.0 based Blue NRG board specific to PCB antenna by ST.

I am using STEVAL IDB008V2 for advertising values of sensors on board, now that is done I want to create a PCB for the specific application. I would like to design a PCB antenna for the Blue NRG 2 device. Is there any resource for the same provided b...

What is the Cortex M0 chip used for SPBTLE 1S?

I am trying to port a Keil Project to Crossworks.

Is there a way to port an existing Keil SBBTLE-1S project to either ST Cube / EWARM / Allotic?