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 send many package from programer different place , the return ble_evt_tx_complete have many times. how i distinguish which the ble_evt_tx_complete reture is that place...
I want to add DFU function to ble_app_beacon example,but I don't know what I should do?Who can give me any suggestion?Thanks.
My board is nRF52-DK.SDK is nRF5_SDK_11.0.0_89a8197...
Hello,
i have Nrf52840, here is the code for PWM
APP_PWM_INSTANCE(PWM1, 1);
uint8_t cBuzzer::_PWM_init(uint32_t Time_uS){
app_pwm_uninit(&PWM1);
app_pwm_config_t...
In "ble_nus_c" file we can get nus_data with "ble_nus_c_evt_handler" function. We can do the same with "nus_data_handler" in "ble_nus" file. So why are there two separate...
hi
I'm testing sdk 14.0 with Nrf52 DK(pca10040)
with sdk 13.1, pwm library example work fine.
but sdk 14.0 it doesn't work. both case, building is ok.
main.c sources...
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...
