I have a PCB with an nRf51822 @1.8V, using the SDK 10 (no chance to change it).
The PCB itself with everything but the nRF (we did not iron it on purpose to measure consumption...
I have downloaded the motion_driver_6.12 for Nordic Thingy 52 as given in the readme.txt file. And I am using Segger Embedded Studio to build and debug the code. But the IDE...
Hi,
I'm working on a project originally based on the light switch example of SDK 1.0.0 and then upgraded to Mesh_SDK 2.0.1 and nRF5_SDK_15.0.0
I use the code shown in...
I am looking for a freelance / contract developer to help us get nRF53840 working as a BLE controller under linux. ie: basic BT linux adapter. Integrated with BlueZ and similar...
Dear all,
I use FDS module to store some data in flash of nRF52832. I modified the example "ble_app_uart" based nRF5_SDK_15.2.0_9412b96 to test the fds functions feature...
Hello,
I am using nrf51422 with stm32L0. There is a uart connection between nrf51422 and stm32l0. I want to transfer data from stm32l0 to nrf51422 through usart and push...
Hi,
According to nRF51 Series Reference Manual v1.1 , section 10.1.3 there are 3 ways to leave debug interface mode after programming the chip. Assuming that my device...
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...
