Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
Hello,
Which one of the following statements regarding " sd_ble_gap_connect " function call is true:
(1) Can sd_ble_gap_connect function put the central device into initiating...
static void pdm_event_handler(nrf_drv_pdm_evt_t const * const evt) { /* Process the events. */ }
/* ... */
/* Process the events. */
Can you make a little more detail...
Hello,
I have NRF5230 DK board and I have powered the board with external battery. Solder bridge SB12 is shorted and I have cut the jumper SB29 and disabled power for Interface...
I am trying to connect nrf52832 ble module to esp32/esp8266 application mcu connected with SPI interface.
I use ble_central/ble_app_hrs_c application, but found that the...
Hi Sir,
we use 52832 ESB , one PTX and two PRX. (PRX_A and PRX_B)
A and B have same base_addr_0 and base_addr_1 .
diffrent addr_prefix
PTX send package to A and wait...
I am trouble with adding DFU function to BLE_UART on nRF52832. I have just followed those step in this link Adding DFU to your App . But when i compile and fash to my device...
Hi all, My company is doing a proyect with BLE. We use nRF51822 with the softdevice s130. I am preparing the FCC and CE certification. Our tester asked us to prepare 2 samples...
hi, nordic team:
Now I am using the nRF5 AirFuel SDK version 2.2.0 to develop the PTU and successfully use the serial to do the dfu function.
I used nrfutil for DFU, but...
Hello, I trying to debug with GDB server Because of this .
I open the GDB server like this
go to build directory and write client cmds below
output is $4 = {<error...
SDK12.30 supports S132 V3.0. Is there any other version SDK supporting S132 v3.1?
Any problem for firmware built with S132 V3.0 and running on module with S132 v3.1?
Hello,
I've disabled the buttons in light_switch example for the client DK. I'm using GPIOs for input and I want to enable BSP_BUTTON_3 to reset mesh network configurations...
After switching to SDK 15 from SDK 14, stopped working correctly transmission of HID Report Descriptor over USB, what in case leads to incorrect device enumeration.
Now...
I'm developing a database with FDS that stores application-level data that must be able to be matched to bond data. After looking at the files for Peer Manager, ID Manager...
Hi All,
What is the recommended way to choose FIFO and buffer sizes for the nrf_serial module? I mean the optimal values for the following constants:
SERIAL_FIFO_TX_SIZE...
Hi,
the pull-up resistance Rpu of GPIO pins as stated in Product Specification v3.1 in Table 62 is supposed to be 13 kOhm (typ). Since we measured a different value on pin...
