Ask questions and find answers on connectivity ICs, focusing on protocols and I2C challenges on STM32 Nucleo boards and BlueNRG products.
Posted on January 10, 2016 at 15:06I'm developing a custom firmware for SP1ML but I miss important info regarding connections between the STM32L151RB and the SPIRIT chips. Analysing the firmware loaded on the SP1ML, I understood that: PA5 ---...
Posted on February 21, 2017 at 21:57Hello, I am using a BlueNRG-ms (IDB05A1) flashed to latest fw 7.2c trying to develop a HID compliant mouse for Windows.However when pairing with windows using only the basic GATT and GAP(no other services or chang...
Posted on December 28, 2016 at 09:02Can anyone help me out on this issue? I have taken too much time on this...en.fp-sns_flight1_firmware is the best referencing project which provides good example of pairing procedure and security issue on peripher...
Posted on December 23, 2016 at 10:31 Can anyone provide sample project ofBlueNRG-MS in central role where security linking is required? In sample project 'STM32CubeExpansion_BLE1_V2.7.0\Projects\Multi\Applications\SampleAppThT', it includes cent...
Posted on February 19, 2017 at 07:30AN4630 ('PCB design guidelines for the BlueNRG and BlueNRG-MS devices') shows a schematic and PCB layout example for a discrete balun - what I didn't find are actual values for the components (L2, L3, ..., C9, C10...
Posted on February 17, 2017 at 21:15Hello,I am doing some embedded programming on a stm32-nucleo board with a 0DB05A1 BLE shield. I am trying to make a HOGP perihperal (HID over BLE). When I try to pair my device with windows it fails with 'Driver e...
Posted on February 05, 2017 at 20:27Hi i want to use SPWF01SA wifi module, but i'm confused about connections. I want to control SPWF01S with another mcu and in my schematic i've connected only rx,tx, vcc and gnd also one connector like jtag. But i...
Posted on February 15, 2017 at 16:04Hello,I downloaded the BlueNRG-1 Devkit, which has a project with a hid peripheral, however only the .h file is included the other part is a .lib file that i can not view, where can i find the source code for this...
Posted on October 05, 2015 at 09:57Hi, Is it possible to update firmware from host processor over UART without any windows utilities like flash loader? We use FreeRTOS in our product, so, FW update protocol description or any clues are welcome.
Posted on February 14, 2017 at 11:35Hi,I'm using the BlueNRG-MS chipset. As far as I've understood, the connection interval is set through 'aci_gap_set_discoverable' and if the related arguments of the function (SlaveConnIntervMin and SlaveConnInter...
