How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
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...
Hi,
Am using NRF52 S132 softdevice,
I have a use case like when I press a button , I should turn off BLE. So I enabled an interrupt for button. Whenever this button is pressed...
Hi,
i am using nrf51822 to develop our product. I'll try to describe more details to make you understand more clearly.
STEPS:
While testing my project, I had...
Is it compulsory to have same Baudrate on central & Preipheral side when using the NUS..?
I'm using Central @ 115200 & Peripheral @ 9600 [No flow control on either].
...
Hi,
I've written an app on the nrf51822 (rev2), with S110 (v7.3.0) and SDK v6.1.0. I've written a custom non-blocking UART driver. I'm running into an issue where the UART...
Hi,
Using the nRF5 11.0.0 release SDK, I'm trying to set up one task to transmit to and one task to receive data from the UART. Nothing special.
The configuration block...
Hi,
The xQueueReceive function in FreeRTOS seems to be broken, when a non-zero timeout is specified.
Example, I'm trying to create and ordered output mechanism for the...
Hello there,
I managed successfuly to build the 'ble_app_hrs' of SDK10 on my NRF51 on GCC MARS 2.0 using these two guides combined:
devzone.nordicsemi.com/.../
devzone...
When i use the nrf_drv_adc with NRF_ADC_DEFAULT_CONFIG i get the following compile errors:
rf_drv_adc.h:127:27: error: 'ADC_CONFIG_IRQ_PRIORITY' undeclared here (not in...
I am developing a real-time system which triggers an interrupt every few milliseconds. That data is collected in the interrupt. When a memory buffer is full, the data is then...
Hi,
i am trying to start a RTC0 on nrf52 DK with SoftDevice (s132) enabled with project based on "ble_app_template". The problem is that a sd_softdevice_enable() (called...
Hi.
I am using the NRF52 Development board, on Keil uVision, to implement a C program that uses Dynamic Structs. The Structs re-size themselves ( by increasing their capacity...
Hello,
I have setup a development environment using Eclipse and GCC. This setup works nicely. Thanks!
devzone.nordicsemi.com/.../
I noticed different examples in...
Hello,
We are currently designing the hardware for a production run of our product using the nrf52832 chip and would still like to have debugging capabilities with breakpoints...
I have been learning GCC+ Make work flow to build and debug nRF51822 S110-only applications based on the examples from NRF51 SDK v10.0.0. I started with ble_app_beacon example...
I tried to work application.
But firmware stops at advertising_init(). When I exchange advertising_init() and services_init(), firmware does not stop.
why ?
S110 v8.0...
