Hello,In normal condition, I use UART,pwm,spi an so on.Now I want to clear the configuration, and enter System ON mode.But I don't want to system reset.
How should I do...
Hi, everyone~
My goal is to collect data from 4 sensors simultaneously using iPhone.
Now, my testing code for sensor nodes is working fine. It was built based on the...
I am an android developer and I am using your nRF Master Control Panel (BLE) product as published on Google play. Below is the link to the app:
play.google.com/.../details...
I want to build a USB dongle, so I purchased the nrf24lu1+ development kit. However, in order to program the target board, it would seem that I need the nrfgo. Is this correct...
Hi Nordic,
I would like to re/program my device using a OTA BLE Bootloader but i don't want others to copy my firmware or at least make it very hard. As far as i know there...
After modifying the ancs example to remove the data and control points, the event_connect() subfunction in ble_ancs_c.c gets called immediatly upon a connection to a master...
Dear sirs,
My purpose is to transmit stereo HiFiaudio from one source to two speakers wirelessly.
The speakers have their own power amplifier.
The problem is that the...
Hey all:
I have the Dev and Eval Kits and a handful of dongles. In addition to one of the Chinese nRF51822 devices. I have successfully connected via Segger debugger, used...
Hi.
I have a custom nRF51822 PCB with SWDCLK and SWDIO Header. I have a nRF51822 Dev Kit.
Is there any way to use the J-Link from Dev Kit to Program the Chip of the...
Hi,
I check the state of an channel (sd_ant_channel_status_get()) and get 0x13. Which mean the channel is assigned. But sd_ant_channel_unassign() return with ...CHANNEL_IN_WRONG_STATE...
Your served radio transmitter/receiver example using PCA 10000 USB dongle with PCA 10001 evaluation kit. There is only one-byte send/receiving example.
So, I was to send...
Hi,
I programmed nrf51822 development board as central device, with the s120_nrf51822_1.0.0-3.alpha_softdevice and ble_app_hrs_c profile on top of it, i am using nrf51_sdk_v5_2_0_39364...
Hi,
I am trying to generate a constant 250ms pulse on a certain pin:
NRF_TIMER0->MODE = TIMER_MODE_MODE_Timer;
NRF_TIMER0->BITMODE = TIMER_BITMODE_BITMODE_16Bit;
...
I explain my hardware, An MCU + NRF51822, Communication is done via the UART TX RX between them, baud rate is 9600.
MCU through UART transmit data to NRF51822, then NRF51822...
My goal is to control a RC toy drone (4-ch 2.4GHz) from a PC. I've seen some hacks (for example dzlsevilgeniuslair.blogspot.com.br/.../more-toy-quadcopter-hacking.html) using...
Hi sir
In the Developed zone, I found how to read RSSI value as below. According to nRF51822 RM, RSSISAMPLE would be 0~ 127.
Actual RSSI is – (RSSISAMPLE) dBm. But, I found...
Hi
We are using the UART demo to communicate with the nrfUART app.There's a condition some
time when it connect,it will disconnect immediately,anybody know what's the issues...
I'd like to get familiar with implementing a blood pressure and heart rate monitoring Bluetooth device. Which development/evaluation kit is the best to get started with? ...
Hi,
I'm using the "ble_uart_project_template" I would like to put the "host" processor into a deep sleep mode to save power while the nRF8001 is still active.
Is there...
Hi,
Can anybody help me, thanks in advance.
What is wrong with NVIC_EnableIRQ(UART0_IRQn) - the execution halts when calling this macro ?
I'm working with Keil. ...
