we also produced self PWM for ADC wave form testing. when we stop transmission, we will get good waveform out, but when we starting transmission, output waveform shape is...
Dear Support,
I have some troubles with the Evaluation Kit for nRF51822 :
I use the broad as a central role with S120_nrf51822_1.0.0_softdevice.hex and example...
Suppose a nRF9E5 transmitter is set for continuous transmission on a channel.
A nRF9E5 receiver listening on that channel:
finds carrier and sets CD
finds address...
I will be deploying my nRF51822-powered devices into the field and the end user will not be able to have any physical access to, for example, power cycle the board. I need...
Hi,
We are using the ble_app_uart example in evaluation board to read data from some sensors and send it to the nRF UART V2.0 in Android 4.4. Every 20 ms I am trying to...
I am try this at nrf51_sdk_v6_0_0_43681\nrf51822\Board\nrf6310\s110\ble_app_hids_keyboard
Firt I connect to Android device and keep one whitelist.pp_addrs and one whitelist...
I'm interested in creating a time of flight algorithm and am trying to calculate what to expect for accuracy.
Is it possible to get an IRQ from when the sync arrives at...
Folks,
Here's a specific question and a larger question, of which the first is a part.
What's the proper way to insure S110 BLE stack cleanup on disconnect due to...
hi all ,
how to enable GPIOTE PORT and IN[n] event simultaneously ?(not same pin)
i enable the GPIOTE to trigger interrupt event.
one for the keyboard which need multiple...
Hi all,
We're currently working on the project with includes external ADC. The SPI interface is used for communication, we're using spi_master library from the newest SDK...
Hi All,
I am using nRF51422 with softdevice s310. And implementing Cycle speed and cadence receiver. most of the data processing is fine but i am facing one problem.
...
Hello Nordic Team,
I have a problem with programming the nRF24LE1 chip.
I am developing a small system, which consists of a uC STM32F4xx and a nRF24LE1 Radio Module. The...
I have an nRF51822 based peripheral running SD 7.0.0, using SDK 6.0.0. It has a custom (vendor specific) characteristic which is read/write.
If I use BLE_GAP_CONN_MODE_SET_OPEN...
Hello Guys,
I am interested in what is the packet size of Heart Rate application board example included in nRF51 SDK 6.0. I am using nRF51822 Evaluation board. Could help...
I am working on nrf24l01+ which interfaced with atmega32. I received data but it take time to receive (appx. 1min). I set RF_SETUP to 0x27 ,disabling auto ack and sending...
I consider to use a 32k MEMS oscillator instead of a usual 32k quartz crystal with a nRF51822 (WLCS). 32k MEMS oscillator's package is quite small 1.55 x 0.85 mm, there's...
I am developing on a custom board using nrf51822 with pure gcc. The blinky makefile worked fine. Before going to ble_hrs makefile, I want to load the blinky_example with softdevice...
hi guys,
i've a general question about bluetooth (general usage of characteristics), and i hope somebody could give me a hint how to use them properly.
So, i want to communicate...
Hello.
I've tried linking the ESB library in IAR but I am still getting error.
When link arm_lib.lib getting this error:
Fatal Error[Li014]: error when reading "nrf_esb...
I'm attempting to use the Master Emulator API (2.1.8.8331) with a PCA10000 on Windows 8.1. I'm just creating an instance of the MasterEmulator and I receive a PythonException...
Hi, I'm using an nRF8001 with a locally stored GATT service and security enabled.
I have already established a bond with a master device. The master has enabled notifications...
