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 currently developing an app for Android devices and I read that the Android API for BLE has it issues. How did you guys solve this problem?
The nRF Connect Mobile App...
Hi
I am trying to broacast advdata (1 second advertisement period) including battery level (0..100) and a counter
My doubt is related with ADC_IRQn fired period and power_manage...
Hi, i'm new to ARM and nrf . have a nrf52 DK , Can anyone suggest some good resources/tutorials/courses to get start development .I have beginner level experience in C/C+...
Hello.
I'm having to merge with ble_app_uart and hrs_pairing_nfc example. But, happend some problem.
I succeeded in merge by adding ble_app_uart example to the hrs_pairing_nfc...
We are developing a product based on ble mesh. We are planning to select NRF52832 chip. Currently what is status of ble mesh on this chip. Does nRF open-mesh support this...
Hi everyone,
I am using new mesh released sdk v2.0.0 in that i have successfully run light switch demo using 3 nRF52832 baord. One for provisioner, 2 client, 3- server....
Hello：
From the nrf52832 data sheet can be seen in the crystal pin is the internal input capacitance, in the table (19.4.2 64 MHz crystal oscillator (HFXO))on P109 , has...
Hi,
I am working with the HID keyboard example in the pca10028 development kit and I facing following problem.
I can connect, pair and bod with Android and IOS devices...
Hi,
I'm testing a PCA10056 S140 (nrF 52840 PDK), SDK15.
I want to test long range extension : using ble_app_att_mtu_throughput application sample.
But when I change...
Hey, I see that the nrf52840 has a single i2s peripheral. and the max sample witdh supported is 24bits. Is there any way to get 4 channel 16bit audio? I only need to record...
Hello Team,
We are using nrf52832 device and SDK version 12.2 Softdevice3.1 to program our watch device.
We have iOS & Android native application to communicate and...
Hi,
I'm trying to transmit data at about 500kbps from custom nRF52 board (peripheral, s132 v5, SDK14.0) to a PCA10040 board with a connectivity FW (based on v3.0.1) connected...
hi to all,
i am developing a device with nrf51822 and i have Inadequate ram problem, i know that softdevice required ram determined in runtime, so there is any way to know...
Hi to all,
i am developing a device with NRF51822 SOC, i want implement a peripheral device and deploy in it a service with two characteristic with notify property, i know...
