Hi,
I'm starting to implement DFU using IAR's ARM workbench. In the example project for ARM that comes with the nrf51_sdk_v5_2_0_39364 SDK there is a file called bootloader_util_arm...
Do I have to use external host MCU for nRF51422? What can the ARM Cortex processor inside SoC 51422 do and cannot do?
I want to create a mesh network with hundreds of ANT...
Hi
I am looking at section 9.1 of the S110 Softdevice Specification v1.3A and the release notes for 7.0.0-2.alpha where I see that an application now starts at 0x15000...
Hi
S110 v7.0.0-2.alpha got released today.
In the release notes it says...
[b]The SoftDevice can now be configured to forward interrupts to one of several applications...
Hi,
I use the nrf51422 chip.I want to know if the ANT establish link between chips,where can I get the matching configuration (like device type、channel ID).I mean is...
Is there a way to recieve more than one write callback for a given characteristic, per radio session? It seems like I can rx 1 time per attribute per radio session and tx...
Well not my best title. But I hope you can follow this explanation:
I added RTT to my project to replace UART. It works so far. But there is a strange behaviour...
Code...
I am trying to do OTA DFU on nRF51-DK from a BLE dongle (CSR 4.0) and gatttool from BlueZ. The image is compiled from blinky_s110_pca10028 example ( blinky_s110_pca10028.hex...
Hi
I want to program the S120 softdevice over an mbed HRM1017 ([link text] that uses nrf51822. I can program only with CMSIS-DAP or drag and drop over the drive. I am using...
Hello.
Initially when reading the Gazell documentation I didn't think it'd be a problem but now in Keil seeing this has introduced some doubt whether it's a thing:
...
Hello,
as I couldn't manage to get my SPI Measurement working flawlessly when called from inside a timer handler I tried to work around it by just setting a flag inside...
Hi,
I have a setup :
nRF51822_QFAC Chip Rev3
Softdevice: S110 V8.0.0
SDK: V8
Code hangs at sd_softdevice_enable(). Clock Source I am using is NRF_CLOCK_LFCLKSRC_XTAL_20_PPM...
Hello,
Has anyone managed to get the Nordic_UART software to pair in Windows 8.1?
The heartrate monitor software pairs fine. Using show bluetooth devices, I can see the...
Hi,
I have a PCA10028 board. When I connect it to a computer the LED LD5 doesn't turn on at all, and no new USB connection pops-up in my computer. But when I connect it...
I found this website.
link text
curve is shown below.
There are app_utils.h information below.
@brief Function for converting the input voltage (in milli...
Hi, this is kind of a basic question.
So please forgive me if this is too easy...
This picture is from nRF51822_PS_3.1.pdf.
Also these pictures is from the...
I am trying to use a differential antenna with the NRF51422 and I do not want to misunderstand the datasheet. It says that the optimum differential impedance at 2.4 GHz seen...