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...
to me it made sense that EN_AA settings are controlling the receiving pipes if an ACK has to be sent back upon receiving a valid packet.
then i thought that the settings...
Hello,
With sdk13 and app_pwm library, I only got 9bits resolution for 32KHz freq.
The pwm should have 16bits resolution, with max freq 100KHz?
please could anyone...
hi ,all
I feel confused about" out_of_sync" and" in_sync" parameters .If a devece is in sync,how the channels was changed ?And what's the use of"nrf_gzll_set_device_channel_selection_policy...
we builded " BLE to IR " using nRF51822 , it was working fine with out the softdevice.
problem start when we integrated with the SoftDevice .
1.the problem that we need...
Hi.
I am trying to get a capacitive sensor library using a button ( 2 plates, one to ground, one to the AIN, separated).
It's going crazy, sometimes it just get tones...
hi,
I'm designing a board with nrf51822 chip. this board work on 2450 lithium rechargeable battery and it contain an MCP73831T circuit which is responsible of recharging...
Good Afternoon,
I hope someone can point me in the right direction.
We've customised an NRF51822 beacon and made it into a sensor but there seems to be an strange error...
Hello all , please your help
I need please , a reference design of nRF51822 for minimum with CR2032 .
using a pcb antena . ( distance is 4M) + the JTAG lines ...
Hi,
I am trying to secure OTA in nrf51822 board.
For that trying to build bootloader file available in SDK 12.2.0 version at location nRF5_SDK_12.2.0_f012efa\examples...
Hello,
I'm working on a project for which I would like to interface bno055 with nrf51822 smart beacon using i2c/uart. Basically the beacon must extract sensor values from...
With calls to these functions:
nrf_drv_gpiote_init()
nrf_drv_gpiote_in_init()
nrf_drv_gpiote_in_event_enable()
I have a handler (interrupt) routine that services a CAN...
I want to create a whitelist on the Central device. Because there is a lot of peripheral devices around and I just want to connect one peripheral device. First I register...
We have been recommended to use RIOT OS for our application and have been going through the tutorials but it seems that accessing the GNRC API for low ping ip communication...
Hai
i am using mbed to program my nrf51822. i need to implement bonding in my application. for that i am using securitymanager. and i have changed DEVICE_MANAGER_MAX_BONDS...
I am facing the same issue regarding to this post "Custom Service Issue - devzone.nordicsemi.com/.../".
At least i could figure out the IRAM1 start and size as explained...
Hi there!
I have been working with serializer and have the below issue:
I am using sd_ble_gatts_hvx() to transfer 20 bytes in burst until I get an error (TX buffer full...
