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...
I'm moving a project from pca10056 to pca10059. When programming the pca10059 via the JLink Edu Programmer, the application uploads fine, however it hangs entering debug and...
Hi,
I'm using NRF52832 with SDK15 and Mesh 4.0. I am also testing on Generic On Off examples.
I want to send status messages from a node to the provisioner (app). I can...
We have an application where we want it to go to sleep, but still check things periodically, retain registers, and whatnot; and as such power-on is a good fit. However, it...
Hi. I am developing a custom application which interfaces with FStorage constantly. I have run into a peculiar situation in testing where the speed of writing to FStorage...
I bought the device NRF52840 and tried to put the hex code through USB connected to power button.
The HRM hex supposed to blink the LED1 for broadcasting but it doesnt do...
In nRF52840 SYSTEM OFF mode, would the comparator still be functional in either Single-Ended or Differential Mode?
My thought is to wake up the nRF52840 system using an...
I'm working on a design with an nRF52810_CAAA WLCS package. Routing the GPIO is pretty tight and I'm wondering whether it's safe to route a GPIO line across the unused DCC...
I have so many versions of this topic that I now am certain that most of the answers provided are wrong. Since you cannot have so many ways of connecting an external nrf device...
Hello,
Please, may I know if there is an available option (tool, library) to list all the nRF52840 Dongle devices connected to a Windows host?
Similar to the drop-down...
Hello,
I'm using a NRF52832 QFAA connected to a Quectel modem through UART. We're using UARTSerial from Mbed OS 5.
We've produced 12 custom boards where on 2 of them the...
Hello,
I'm working on adding an HTS service to an existing device (nRF52832), and running into a problem that can be reproduced on PCA10040 and S132 5.0
When my code is...
I modified the firmware of our control unit to allow BLE communication. Now It communicates with an ANDROID APP. The chip used is nRF24L01+, It send and get only Non-Connectable...
Hello,
I'm trying out the HID Keyboard example (sdk 16.0.0, s132) and was able to pair once to my phone. Now I can't pair to any device. The following pop-up window appears...
I'm running SDK 14.2 using FreeRTOS on a nrf52832.
When I increase NRF_SDH_BLE_GATT_MAX_MTU_SIZE to 158, the system ends up in Hard Fault.
Anyone have suggestions on...
