I can get right value when I chose QDEC_SAMPLEPER_SAMPLEPER_512us in slow application ,but in my application my max data rate is more than 2k, so the QDEC value is less than...
nrf51822 SDK 9.0
iphone 6plus System version IOS9.2
When the phone receives the QQ message "static void notif_print(ble_ancs_c_evt_notif_t * p_notif);" can execute.
but...
Hi..... This is Venkatesh. I am using nRF52-DK Evaluation kit. This is my first question posting here. It is pleasure to have an account to share my knowledge and get the...
Code_Replace_MainDotC.docx
Please look at the attachment of my code. Go to \nRF51_SDK_9.0.0_2e23562\examples\ble_peripheral\ble_app_template\pca10028\s130\arm5_no_packs...
I am in need of the usb-to-uart.hex firmware and the driver for it. This is required to test the radio dongle nRF24LU1+ device (32k) whether it can be programmed through USB...
I've been unsuccessfully trying to serialize BTLE example programs by SPI. I have two PCA10028 boards and I'm using SDK10. In addition to serialization examples, I've tried...
I am currently developing iOS applications related to Nordic ’s nRF 52832. So, I have some questions and I will ask you a question.
Send the electrocardiogram waveform obtained...
dear friend,
in document S132_SDS_v0.5 page 67,there is a table as followed.i have some problems:
1，what work is done in stae (A)-(I)? can i get a detailed description...
Is there a way to workaround bluetooth unstability for Sony Xperia Device?
Device : Sony Xperia - different models
Android Version: lollipop
Background:
Bluetooth...
I am trying to connect my android mobile with nRF52DK. At the first moment it gets connected and then I am able to access service and characteristics but once it gets disconnected...
Hello,
Is it possible to run CMSIS-DSP library on nrf51822, I would like to use the FFT function for analysing the accelerometer raw data on nrf51822. Is anyone have already...
Dear all,
We have designed prototype with BL652 (nRF52832) and would like overwrite smartbasic with softdevice, we have Segger jlink connected by SWDIO and SWCLK how we...
Dear Devzone,
When working with the nRF52840 I had implemented an ethernet connection using the W5100 chip. I used some examples and libraries from this blogpost
I had...
Hi all,
may be it is just my misunderstanding, but I think it is must be fixed...
SDK12 ble_db_discovery.c\ble_db_discovery_start() never resets ble_db_discovery_t.services...
what happens when USB supply is powered but VDD isn't powered?
The internal USB LDO is working ? DECUSB go to high or not ?
Is there a leakage current from usb to nRF? ...
Hi, all!
Is it really possible to timestamp 4 GPIO edges in parallel with the nRF52?
It would need to be as fast as possible and some edges might be simultaneous so...
hello:
I'm looking for a bluetooth solution for our equipment. We need a chip that simulates a serial port, what we send by SPI port, it is received in the mobile and the...
Hello,
I would like to understand how can I make use of the macro ERR_TO_STR_TWI in order to know what error is being given by my TWI module function.
I have tried something...
I am attempting to run the SoftwareSerial example on the Arduino Primo.
The example code does not work and I am wondering whether the pin assignments are correct.
Example...
If I use PWM "nrf_drv_pwm_simple_playback"
and that will go to "start_playback"
How can I catch end point after it finish entire function?
BTW, the process will keep...
