I'm trying to read 8 adc channels using SPI, but then if I dont put some nrf_delay_ms the MISO return nothing and the CS is being driven low by default, high or a period of...
Does rbc_mesh_value_enable() API is designed for ? and how should I use it? and what does its parameter handle mean? Is it has the same meanning as the parameter handle of...
I use two nRF51822 boards running the ble_mesh_gateway sample project. I have modify the project slightly so to work on my board(juts modify the GPIO configuration , LED and...
Hi,
I use nrf51822 HID keyboard.
How to add a game-pad report as a second report in the ble_hid_keyboard ?
How to init the function hids_init() in SDK.
Thanks
Gamepad...
VPN Solutions are a guaranteed private network association constructed on top of infrastructure that is publicly available. vpn connection free Providers provide an alternative...
Hello,
I am writing an iOS code using Swift3 to connect an iOS10 device to nRF52 pca10040 and blink an LED. The nRFConnect on iOS can easily connect using the device name...
void in_pin_handler (nrf_drv_gpiote_pin_t pin, nrf_gpiote_polarity_t action)
{
nrf_drv_gpiote_out_toggle(PIN_OUT);
}
This function work with interupt event (push...
Does someone could tell me where can I find information on the sequencing of events BLE_EVT_TX_COMPLETE and packet transmissions during connection periods?
In my application...
Hi,
I am using nrf51822 evaluation kit, and the sample program i am working on is ble_app_hrs.
I have created 4 characteristics with notify property and also created...
Hi every one,
I'm working on a custom broad and I'm trying to setup a gazell based protocol.
I had a solution using soft device and BLE which worked fine but we want to...
Hello,
I'm a few novice in BLE, and I've got a problem.
I'm using a custom project based in UART example. I'm using Nexus 5 and nRF ToolsBox for text it. I'm saving...
Hi! I want to send the temperature data that I get from the beacon sensor not one by one but in packets for example of 100 samples. I have followed this tutorial devzone.nordicsemi...
Hello,
I am trying to get SPIS EasyDMA to work. Currently the SPIS MISO response with high when the CS is pulled low by another master device, but no correct data present...
I'm trying to add more buttons to the nRF51 DK.
But I get an error.
I have found the NUMBER_OF_GPIO_TE define.
#define NUMBER_OF_GPIO_TE 4
How can I handle more...
Hi, is there RSA-512 cryptography (or maybe another asymmetric cryptography system) implementation for nrf51 or some implementation that can be easily ported to nrf51?
Hi. I played around with the MQTT example on nrf51822 module.
I get it connected to an openwrt device and can connect/publish to mosquitto on button press.
In next step...
Hello all
If you could please point me some directions on how to solve my issue, I would be grateful:
Some background info:
SDK used: 9.0
spi master code =...
Dear Nordic Developer Zone,
I have a silly question. After searching in the Nordic and Bluetooth documentation, I didn't find what CCCD and SCCD mean. Theses metadata are...
I had a design on 4-layer PCB with nrf51822, then the requirement was changed, then the 2-layer is sufficient for routing.
But I thought 4-layer PCB is better for RF circuit...
I've run into a problem with an OS API call when running FreeRTOS on an NRF51 due to how ticks are corrected.
vTaskStepTick() is getting called while the MCU is awake and...
Hello all,
I am trying to activate ADC to measure a voltage every few seconds using nrf51822. When it is done, I supposedly deactivate ADC so it does not consumes while...
I am designing an device and i need to communicate with the device using the I2C of my nrf52.
when ever i try to initiate the transfer process using the driver function...
