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...
With SDK 14.0.0 and Softdevice 5.0.0 I have problem with Windows 10 connection. The device connects to PC but then almost immediately disconnects with reason 0x13 (BLE_HCI_REMOTE_USER_TERMINATED_CONNECTION...
Hello,
We developed a few devices using the nRF51822 and noticed that the receiving range is reduced significantly from our nRF24L01 devices. The transmission range is good...
Hello,
I'm trying to measure the current profile with the PPK (HW Rev:1.1.0, SW: 1.1.0) but I see a lot of strange behaviors.
My firmware initializes everything and the...
I am running a nrf52840 dev board as an NCP connected to a RASPBERRY Pi running wpantund.
I have 10 other nrf52840 devices in the network. The PI has LIBCOAP coap-client...
Hi,
Just curious to know if anyone else had this issue and how they solved it.
My colleagues and I are working on code based on the Nordic Uart Service, in SDK13.1.0...
I'm using nRF52832 and S132 based on nRF5 SDK v14. I get a error code 4 when I add DFU service refer to the experimental_ble_app_buttonless_dfu . The SDK has changed so much...
I am using 3 uarts for my applications using nrf52xx, i want uart without fifo,i configure 3 uarts independently and use the
#define APP_UART_INIT(
P_COMM_PARAMS,
EVT_HANDLER...
Hi Nordic forum.
We wanted to update the bootloader over the air. Initially, we had a very plain bootloader (the one provided in the example) but later we added a timer...
Hello everybody.
Please answer my question.
I repeated the Bluetooth pairing ON → OFF of my smartphone and DK 52
(PCA 10040 + HRM) and checked the connection, I encountered...
Hi
I'm trying to use pstorage to save some info (device name, and user info).
I've found the following links with examples:
infocenter.nordicsemi.com/index.jsp
devzone...
Should these beacons be advertising as bought off-the-shelf? I've got six and was expecting to be able to pick up their advertisements but I'm getting nothing.
In this application, I tried to enter a wrong bonding passkey to test PM_EVT_CONN_SEC_FAILED case. But I found that the program went into this case and after executed "sd_ble_gap_disconnect...
We developed a new BLE hardware product using the Laird BL652 third party module. Our product is based on the latest Softdevice S132 V5.0.0.
Now I'm starting the Bluetooth...
