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...
Hello, I am trying to write some data to the Nrf52, but all I get is a read only response on my phone. Is there any example how to write to the nrf52 tag?
I'm working on a custom bootloader; below is the step taken but it doesn't workout:
By using a working UART example, change the linker script:
MEMORY
{
FLASH...
Hi guys,
I am trying to use pstorage to store a temperature data inside the ROM. I have to use it as efficiently as possible so that 20.000 erase cycles should be enough...
If I want to set transmit power to -4dB, these are the settings:
command=LE_TRANSMITTER_TEST (this wouldn't be used anyway)
freq=0x3C (meaning: -4dB)
length=2 (meaning...
Hi,
I would like to store firmware version number at a particular offset from the application start address so that it can be retrieved by boot loader as explained here...
Are there plans to release the files for download instead of online-only access through the Infocenter? It was always so nice to have them on-hand to grep in the previous...
When I try to compile DFU examples, I get the following errors :
"..\..\dfu_public_key.c(20): error: #35: #error directive: "Debug public key not valid for production...
I have my custom board wired to the nRF52 DK. Using the SAADC example code located in GitHub I am trying to set up SAADC to measure the coin cell battery that will power the...
I am sending and receiving streams of data over BLE.
Do I need to add a checksum byte for every GATT write/notification/indication to ensure that my data is not corrupt...
Hello All,
I am interfacing nRF905 as a receiver mode which are interface with nRF51 DK.
As a transmitter used this module www.alibaba.com/.../RF-100m-transmission-distance...
Hi,
I'm facing a little problem with custom service characteristic. I've set char settings as follows
attr_char_value.init_len = sizeof(uint8_t);
attr_char_value.init_offs...
Although this is easily fixable, Nordic engineers should be made aware that they made a minor change in SDKV12 that breaks makefiles on the Mac.
In /components/toolchain...
Hi,
I have downloaded the latest SDK12 for nRF52.
And i tried out the new "BLE Secure DFU Bootloader" example.
But i found that doing the BLE DFU with nrfutil on...
Hi,
I have nrf52 DK and sdk11.
I want to implement the time using internal RTC , the clock should run if the power is off ,i'm implementing in central code ,it has to...
