Hello everybody,
for my project, i will bond the peripherial with the central.
I test my device with the MCP and can connect without problems. When i press the Bond Button...
Hi all,
I am trying to count the positive edges of a 3.5MHz signal with GPIOTE, PPI and the TIMER1. Unfortunately i can only measure to frequencies up to a little more...
Loaded Softdevice S140, ( Using NRF52840 DK board ) using NRFgo Studio.
App flash base is set to 0x00021000 and app RAM base is set to 0x20003000
Looking at the CPU...
In our earlier projects with nRF51 and SDK 8 we used to have bluetooth device names of length 13 or 14 characters. However, when using nRF52 and SDK 12 I noticed that the...
Does the Antenna in this Beacon relates with this "BAL-NRF02D3 '50 ohm balun transformer for 2.45GHz ISM"? Any idea what's this "BAL-NRF02D3" for? many thanks!
I am using a eeprep tool which can only be used with command prompt. I am struggling with it.
Here is the format to use eeprep tool :-
usage: eeprep [options] <infile...
Description : It is not possible to flash or debug an application with IAR on the Nordic target. This issue is caused by a bad interaction between CMSIS-DAP IF present on...
I am trying to port the SDK 7.2 DFU example to support the S310 stack and compile using GCC. I have made the necessary changes as suggested in this post and I am testing on...
I'm using SDK 7.1, PCA10028 & PCA10003, SD310 2.0.1
My understanding is that the NFR51422 chip on the *28 board has twice the RAM, but otherwise is the same as the NRF51...
I'm using the nRF51 DK (pca10028) with the S130 0.9.0-1 ALPHA release and the experimental_ble_app_s130 example from Keil 5 doesn't work out of the box. Also I'm running 7...
This is Rajesh.C working for Sienna ECAD-Bangalore, India. We are using nRF51822 BLE in our design. I would like to know how many I2C and SPI device can be connected to the...
Hi,
I just receive a nrf51822 QFAC.
I'm using SDK 7.2 with Softdevice S110 7.1.0 with gcc.
If I compile using .ld from xxaa, It works (but using 16k RAM).
The same...
Hi, We have an nRF51244 and are using a single ADC in 10bit mode with a 1.8V supply (smooth regulated from battery) wired in LDO mode. The problem is our readings are all...
how many nrf 51 iot sdk devices can connect simultaneously to raspberry pi in your example setup...?
currently your device supports node role....when you will come up with...
Having just seen a couple of questions relating to DMA, which I was not aware existed on the nRF51822, I did a bit of digging, and it seems there must be newer silicon versions...
Hi all,
Please can anyone explain when the device_manager_event_handler() is triggred ?
And also, what difference between on_ble_evt() and on_sys_evt() and when they are...
Hi all,
I am using nrf51822, on pca10005 board, and debuging the s120/ble_app_hrs exple. I charged s120 v2.0 in memory.
The problem that I have is when ble_stack_init()...
Hi,
I apologize for the silly question, but I'm following this tutorial here:
digitalhacksblog.blogspot.it/.../arduino-to-android-turning-led-on-and.html
to build my...
Hello,
I have a Nordic nRF51822 board which needs to be interfaced with a MAG3110 freescale magneto meter sensor board. Need to measure X, Y, Z co-ordinates via I2C , please...
I have device from another company that has a n51822 chip for BLE UART communication and it can send data to my phone via an app with no problems. However, I am having difficulty...
When I add an attribute with BLE_GAP_CONN_SEC_MODE_SET_OPEN I get a BLE_GATTS_EVT_RW_AUTHORIZE_REQUEST event when I try to read it.
I do not however get a BLE_GATTS_EVT_RW_AUTHORIZE_REQUEST...
My application involves driving a digital-output (PDM) MEMS microphone at 1 -- 3.25 MHz with a clock generated on a GPIO.
devzone.nordicsemi.com/.../
The output of the...
