Hi,
We're looking for a low-latency 2.4GHz solution (not BLE) and the nRF51822 is oft-quoted as providing low latency, but what are the typical ms figures we could achieve...
Hello all,
in my previous question (Switch between applications (multiple services.h)) I got the advice to merge my two services into one service, including a HID over...
I am trying to create an nRF8001 based application that will broadcast battery levels (pipes broadcast, set), and give out temperature data (pipe indicate - TX_ACK) to connected...
Hi,
I'm using redbearlab's nrf51822 board. It is a arduino compatible board and hence it is using 0,1 (mapped to 9 and 11 for nrf51822). How do I make printf print to this...
An external PA/LNA is used to extend range of nRF51822, and S110 is used for BLE, How to switch between PA and LNA? and how to disable PA/LNA when there isn't transceiving...
Hi...
Can anybody help me to run ble_peripheral example (ble_app_hrs for S130). I have build and load the code successfully but cant see the advertisement. But while debugging...
If I want to use official devkits (like nRF51/2-DK) for a project do I need to test and certify them for FCC/CE?
Does FCC apply even on the software running on the device...
I just got nRF52 DEVELOPMENT KIT and NRF51822 BEACON KIT.
Can you tell me that where I can find the reference design for them and what could be the good starting point...
Hello, I am trying to program an BMD-300 using the NRF52-DK on a custom board,
The BMD300 is powered by the NRF52DK
BMD300 -> NRF52DK
SWDIO -> SH_SWDIO (pin 4) on...
Hi,
I just read IoT-MQTT example and have almost exactly the same problem but with the Publisher.
I am running a PI with Raspberian 4.4.34-v7+. I have installed mosquitto...
I am running the SDK12.2.0 ble_app_template peripheral example with RTT Logging enabled. The example seems to be running OK, but it logs: APP_ERROR:ERROR:Fatal with the ID...
Hi,
I am using NRF51822 to complete an application of multilink on one central . I tried to modify the central_link_count definition to 9 instead of 8, then I stuck on the...
Hello,
I am new on nRF51 and i would like to have a function to read the rotary position of motor in any rotary direction by adding a codewheel and a two channel reflective...
Hello,
I am trying to implement wake on motion functionality of MPU9250 with nRF52.
I am writing below sequence code for wake on motion configuration:
void MPU6500_StartMotionDetection...
Hi DevZone
I want to make a little beacon app, that advertises on channel 37 then waits 700 ms, advertises on channel 38, waits 700 and advertises on channel 39.
The below...
HI,
I wan't to read sensor data from ADC. So i use nrf_drv_saadc_sample() .
On Arduinos i usually call value = analogRead() and after that i process the data. But here the...
Hello,
We need to add custom data to advertise packet. As I understand we can use Manufacturer Specific Data. But to do this we need to get our Manufacturer ID from Bluetooth...
I have the following code for a custom service UUID and a custom 128 bit characteristic ID. I get a error of no memory available in our_char_init while adding the 128 bit...
Hi,
We bought a mac bd addr pool from IEEE
Where is the best way to store this mac adress during production ?
We guess the type will be: BLE_GAP_ADDR_TYPE_PUBLIC
Do...
i set up an coap/iot environment and but i was getting error while compiling code for adc i followed steps from this post devzone.nordicsemi.com/.../ here is the problem
