My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
Hi,
My android Proximity application fails on service discovery only for the very first time it connects with the devices(nrf51822 evaluation kit with sdk 5.2.0). Actually...
Has anyone converted the app note AN34 DTM Python script to C# or C/C++ ?
The Python DTM script is works OK with the setup specified in the app note AN34 figure 2, which...
Hi,
I have a serious problem, when I use uart of NRF51822 QFAAC0 to receive data from another MCU, I found that it will lost one bit at same position everytime. my SDK is...
Hi,
I just started to interface the lcd display with nrf51822 evaluation board. The display i'm using is, spi compatible, 18" tft (160x130) from tiny lcd. I took spi master...
Hi,
We are using the nRF905 device in an application where it needs to switch between auto-retransmitting and sending single packets, due to it communicating with several...
Hi,
I'm connecting with my cell-phone for the field-try test.
I want to know the modulation type when it only use the connection type??
And what the modulation type...
Hey at all,
today I wanted to set up 7 new Thingy:91 devices. All thingys are 1.4.0 // 2020.23.
So I started with updating modem FW (mfwnrf9160123) and flashing thingy91_ltem_2021...
I've modified an example project.
How do I go about exporting it, so that I can share it with other devs and they can then flash the same program onto their Development...
hello,
i am working on nrf52 dk board .NUS sdk 16
I'd like to know the start/end characteristic handle values for each service. Is the 32-bit service handle encoded as...
I have inserted the groups cluster at an endpoint. Yet, and eventhough a group seems to be additioned to the device (the device responds with 0 to the add group command from...
hi:
I need help with a problem.
Error in merge file for 52810.
use sdk:nRF5_SDK_17.0.2_d674dde
bootloader:secure_bootloader
app:ble_app_buttonless_dfu
app:FLASH_START...
Dear Nodic friends,
We use nrf52833 to design a BLE control box with USB DFU function.
During USB DFU, DFU Trigger Library will reset nrf52833, so we should connect a...
Hi
I'm trying the light lightness example, I'm using nRF Mesh Android app for provisioning. I've 2 nrf52840 DK's. One is for client and other one for server. Both of them...
Hi,
I am trying to implement BLE on nRF52840 using Zephyr APIs. I am wondering if anyone can elaborate how to use bt_gatt_write() and bt_gatt_read(). As of now, I am able...
Hi:
s132_nrf52_7.2.0_release-notes.pdf shows us below words in page 3 about limitation:
GATT:To conform to the Bluetooth Core Specification v 5.2, there shall be no secondary...
I am creating a system with one BLE central device (nRF52840 DK) and many peripherals (nRF52840 Dongles). I am attempting to create a BLE central device that interfaces with...
Hello i have a working program with ble:uart and twi in a nrf51822 device with sdk 12.3 and softdevice My system works perfectly when i use other gpio as scl and sda (external...
When I'm tuning the RF output (front end) of the nRF52832 to match 50 Ohm what state should the chip be in? Unprogrammed with power on or off? Or in receive mode with power...
Should a firmware written for nRF 52832 run smoothly on a nRF52833 if no changes in functionality are desired?
If changes to the firmware are needed, which layers must be...
Hello , Vivek here. I am planning to use NRF52832 in my design and interface it with a microcontroller. And i am new to handling bluetooth protocol. When I was going through...
