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...
Hi.
I'm trying to communicate with legacy nRF24L01P using nrf51822.
I received packet from nrf24l01p, but I can't send information back.
The data I should send is more...
I use the persistent storage manager for saving some calibration parameters. It seems to work ok - I can power off/on, and the values are still there.
However, after I...
Hi. I would like to get into bare metal programming, and have decided to go for ARM processors. Are there any ns-kits or courses availible for purchase?
thnx in advance...
I have a few questions regarding power-fail comparator (POF).
How much current POF consumes? About the same as low power comparator (0.5uA) or lower?
How will softdevice...
Hi,
my firmware works fine, but when I tried to do DFU using the master control apk, it would get to the download screen and then quit.
This is the text:
DFU version...
I wonder if I can ask about the leds intensity control:
I need to control the led intensity without the PWM because I'm using the softdevice & PWM didn't work with it,...
Dear All,
I'm trying to set a static passkey. I have created 2 custom characterestic. One characterestic is used for notifications and the other one for writing. For communication...
I'm making a peripheral device that should be powered off most of the time, but never idle if on, so I want to make sure that it is always (1) connected, or (2) advertising...
Now I have a project to build the schematic.
a, 5 LED indicators(0603) were driven individually by GPIO port directly, serial with resistor, then pull down to GND.
Is...
I installed nRFgo Studio Version 1.20.0.2 (which removed my older version) and was trying to program a softdevice (5.2.1) into our custom board and was presented with a popup...
Hello, I just received the nRF8002 development Kit and want to connect it to my windows 8.1 64bit machine. I get errors that there is no driver. Tried downloading the latest...
Hi, when calling sd_ble_gap_address_get from APP i get 0xXXXXXXXX4F and when i call it from DFU i get 0xXXXXXXXX50(X beeing the same), why is this? Is it a feature or a bug...
Hey Nordic--
I updated my Keil project from SDK v8.0.0 to v8.1.0 and immediately get some compilation errors due to redefinition of symbols.
In nrf_sd_def.h, I think...
Hi everyone. I have a strange problem. As we all know, there's a bug in SDK8.0.0 that dont allows to infinite advertising. To work this around i set advertising interval to...
