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...
When I run an infinite loop of NOP on the NRF52DK, the led's remain dark. But when I run an infinite loop of:
nrf_gpio_cfg(
pin,
NRF_GPIO_PIN_DIR_INPUT,
NRF_GPIO_PIN_INPUT_DISCONNECT...
I have worked on the new project with nRF5_SDK_13.1.0_7ca7556. I have got an compiling error with app_timer.c. The error message is as below:
Building ‘app_timer.c’ from...
Hi all!
I'm doing some tests on throughput and power consumption on the nRF51822, using SoftDevice 130. I use an application that sends 20 bytes notifications from slave...
Hello, Nordic Forum!
I've been developing a wrapper library that uses the FDS to store my application data.
I have 3 type of data to store: an array of 14 uint16_t , an...
I've been banging my head against this for a couple days now, and need some help. First the layout.
In our setup we have an accelerometer with a movement interrupt pin...
I got this error when trying to use the button library to debounce noisy buttons.
My application is a peripheral.
When I looked in the library source I saw
#if NRF_MODULE_ENABLED...
I am working on a nRF52328 present in the Taiyo Yuden EYSHJNZXZ module. I am using an FTDI module for UART communication. I followed the steps in the following tutorial: link...
Hi everyone I'm Rookie....
Recently bought this board, want to do more applications in the expansion of the pin,
for example, control stepper motor or LED, but can not...
I am using the experimental_app_hrs_nfc_pairing_pca10040_s132 nrf52 example.
I want to set my custom uuid and I have followed the instructions given in the devzone.nordicsemi...
HEllo I am having an error saying
Undefined reference to
SEGGER_RTT_printf
I have looked into this post and tried it, however I am not able to fix it,I have defined...
nRF5_SDK_12.2.0.
app_timer_freertos.c
app_timer_stop() call xTimerStop/xTimerStopFromISR with timer_id parameter.
It seem to must use hTimer parameter.
It's bug?
MY application is using SDK 12.2, SD132 v3.1 and freeRTOS. I'm trying to debug a sensor that uses TWI. When I enable logging. #define NRF_LOG_ENABLED 1, NRF_LOG_BACKEND_SERIAL_USES_UART...
Hello Everyone,
I am new to keil and nrf51822 programming.
Currently I am using softdevice s130 with hex file for bootloader from
folder : nRF5_SDK_11.0.0_89a8197\examples...
Hello,
I would like to instruct my application to read the battery voltage on my nRF52pca1040 DK, I am intending to do so through the SADC.
I will feed the board with...
Hi,I have some problems in debug with experimental_ble_app_buttomless_dfu project.
First i build the experimental_ble_app_buttomless_dfu project,so i get the app_buttomless...
