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...
ERROR OCCURS WHEN TESTING UART nus service on a nrf52832 custom board UART APP SHOWS LIKE THIS device doesn't support UART WHEN I TRYING TO CONNECT WITH MY DEVICE. PLZZ H...
Hi Nordic Team,
In one of our application, we need to interface BT HCI chip with Host MCU(Cortex M4 based). Below are the application profiles we need support for:
...
I am having trouble using GPIO P0_9 and P0_10 as GPIO pins. These are the pins designated as NFC1 and NFC2.
I am using the following sample code:
#include <stdbool.h...
Can a peripheral device know when the client made a scan response request? I want to use scan response as a form of acknowledgment so the peripheral device knows that the...
Im making a project were i have two robots each one with a device connected with a mobile phone. But at same time i want that, when they are near each other they exchange...
It looks like there is a new version of nRF Sniffer for the nRF52, but it doesn't seem to be formally released, although it seems to be 6 months old. Is it expected to be...
Hi,
i was just wondering as we dont need the high clock rate whether its possible to run the nrf52832 with less than 64 Mhz by replacing the 32 mhz crystal with a different...
A brief description of my system:
I have a HUB gathering data from the nrf52832 through SPI. The hub is the master and the nrf52832 is the slave.
According to the nrf52...
Hi,
I have an application running on a nRF52832, roughly based on the OpenMesh ( github.com/.../nRF51-ble-bcast-mesh) code with respect to the timeslot API usage. In one...
I am trying to use flash on UBlox NINA B112 which has nrf52832 chip. I have tried to use all the three modules : Simple flashwrite, FStorage and FDS. I am able to read the...
We are working with SDK 12.1 and are noticing the max value we can output using the PWM driver is about 5.3Mhz (top value to 3 and 16Mhz for the clock) this isn't a 50% duty...
I am using nrf51 running as a peripheral and an iphone app as central. It works OK when I first use the iphone app to connect to nrf51. Then I quit the iphone app and let...
Simple question:
I successfully use ble_advertising_init () with adv_data, scan_data and adv_opts.
I include manufacturer data via scan_data.p_manuf_specific_data...
