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.

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

Oscillators in BlueBRG

Posted on May 26, 2015 at 10:22Hello,Can anybody tell me why there are four oscillators to be used for the component? What is the function for each oscillator? Is there any documentation that well explains this part?Thank you in advance. 

yang by Associate
  • 393 Views
  • 0 replies
  • 0 kudos

BlueNRG SPI_IRQ Fires Crazily

Posted on May 14, 2015 at 01:55The test setup is to send notification with a new number every 2s from STEVAL-IDB002V1 to my custom board.  The  FW in chip is v6.3. My application code is based on Ble-chat demo from SDK1.6.0/1.7.0. 1. The test la...

hui by Associate II
  • 506 Views
  • 1 replies
  • 0 kudos

Spirit1 PA Configuration

Posted on May 13, 2015 at 12:42Hi,Which PA configuration parameters should I use in order to get the maximum output power on Spirit1 and which CWC (0 - 1.2 - 2.4 - 3.6 pF) bit field should be set for 868 MHz band?According to the datasheet the max o...

hacer by Associate II
  • 619 Views
  • 1 replies
  • 0 kudos

Inductor in BlueNRG HF crystal circuit?

Posted on April 01, 2015 at 12:39The reference schematics in AN4630 ''PCB design guidelines for the BlueNRG and BlueNRG-MS devices'' show an inductor L6 in series with one of the capacitors on the high-frequency crystal, but the app note provides no...

charles23 by Associate III
  • 636 Views
  • 1 replies
  • 0 kudos

BlueNRG GUI v1.6.0 image download

Posted on April 02, 2015 at 21:58Hi I am trying to make GUI work with TEVAL-IDB002V1 board over USB. Following user manual of DK, the orange LED DL2 will started to blink. When I went to Tools->BlueNRG updater..., it said ''Port is closed''. What ...

hui by Associate II
  • 651 Views
  • 1 replies
  • 0 kudos

details are needed for HAL_LE_TX_TEST_PACKET_NUMBER

Posted on April 17, 2015 at 22:20In AN4494, Bring up BlueNRG app note, both Chapter 8 and 9 mention thatSend a further command to determine the number of packets sent by the Tx board: HAL_LE_TX_TEST_PACKET_NUMBER What is the LE command above? Where...

hui by Associate II
  • 553 Views
  • 1 replies
  • 0 kudos

extending the range of bluenrg

Posted on April 22, 2015 at 21:22I am developing an application for bluenrg that requires extended range. Is there a way to configure the bluenrg such that it outputs on two of the test pins when the transmitter and receiver are turned on so that an...

aci_l2cap_connection_parameter_update_request

Posted on May 08, 2015 at 17:19Hello, Please help me to clarify the following question: my device supports a several modes and I need set  special connection parameters for each mode first mode - aci_l2cap_connection_parameter_update_request(handle,...