Hello,
we have a working system on the nrf9161 that works without zephyr. We have our own secure firmware that successfully uses the cc310 after we start the actual application...
Keep hitting my head on this inconvenient workflow.
Edit build config
Select target custom board
Build config
All OK
Edit config again
Target board has been...
I have used the Programmer previously with success. I am attempting to program the Dongle (10059) with a slightly modified version of ble_nusc_usb_dongle. Although it claims...
I'm working on a project involving a USB dongle based on the nRF52840 SDK-2.9.1, which needs to communicate with a sensor (also an nRF52840) and transmit data via USB to PC...
Hello Nordic team, For the ( POC), I configured ADC channel 1 and interfaced a potentiometer to pin P1.14. The ADC was set up to read the potentiometer's raw value . As part...
Hello, I have been going through the DFU and FOTA lesson in the Nordic intermediate course. I see that there is a FOTA support for a scenario in which we want to update a...
Hi
i created one timer0 interrupt in ble_app_hrs.
void timer0_init()
{
NRF_TIMER0->TASKS_STOP=0;
NRF_TIMER0->PRESCALER=4;
NRF_TIMER0->BITMODE=3;
NRF_TIMER0->MODE...
I am new to ARM and nRF51822. I am using a development kit with the PCA10000 dongle and the PCA10005 daughter card. I wrote a simple C program (attached) to blink the LEDs...
Well, I'm a little in doubt on whether this is the right place to file a bug in the reference manual. Anyhow, I think it's easier and maybe it will prevent that another guy...
Hello,
I updated the "ble_app_proximity" PCA10001 example for adapting the time constants of my needs.
#define MIN_CONN_INTERVAL MSEC_TO_UNITS(3700, UNIT_1_25_MS)...
hi,
In my device(nr51), have multi service and one client.
when i initial the client first ,then to setup service. this follow is O.K.
But, if i initial the service, and...
Keyboard source: Desktop 2 v1.0.5
Dongle source: 1. Desktop 2 v1.0.5 dongle hex; 2. Desktop 1.2.2.293 dongle hex
I found it is very defficult to pair the keyboard with...
Hi,
1. I have some puzzles,please give me some explanations,thank you!
In my design,I use some 51822 devices as tags which can communicate with the host.
The tags can send...
Hi, I want to know what's the differences between the NRF_CLOCK_LFCLKSRC_RC_250_PPM_xxMS_CALIBRATION and NRF_CLOCK_LFCLKSRC_XTAL_xx_PPM where xx means a decimal number.
when...
We've been working on a product that utilizes a NRF51822 chip as well as WS2812B NeoPixels. Since there have been numerous posts about it here we've decided to release our...
Hi,
I want the NRF51 to respond to a received packet from a particular device using register TIFS to control the interfame timing.
For TIFS to work I have to set the...
Dear Nordic,
is it possible to build a simple data bridge at speed of 115200 and up based on nRF51822 with CTS/RTS support and a fixed pin code for nRF51822 pairing?
I am working on a multi-node network application with multiple transmitters and receivers and I have a question about timing for chips like the nRF24L01+. I would like to...
Hi
In my case i have gpio interrupt for every 25ms. so i change button detection delay t0 10ms.
and i given timeout in all while loops of twi_hw_master.c.
but my...
Hi,
we have nrf51822 custom hardware.
we are flashing application through j-link.
but after every flashing , i need to do switch off and on the device.
then only...
