I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
I'm trying to sample the 4 of the analog inputs on the nrf51822 at upwards of 10kHz and get the data out some how. Currently I'm using printf statements but that starts to...
I am porting my code (previously on 51822/SDK V12) to 52/SDK V14.
I have RTT logging working well on 51/SDK v12. In SDK V14 I noticed that the log module now is in experimental_log...
nRF52832
SDK14.0
Hi, how can I protect the bootloader from being overwritten? Ideally, I would never be updating the bootloader so it will be a permanent part of the device...
Hi
How stable is the RTT module and how trustworthy is it?
It is marked as unstable and I do not get any messages from the modules.
I use:
#define NRF_LOG_BACKEND_RTT_ENABLED...
Hi,
i would like to implement a very low power counter and used the template from this post . I've modified the example and used TIMER2 in counter mode triggered by LPCOMP...
Hi,
I'm trying to create a local network between an nrf51-DK and a mobile phone, android or iOS. The main goal is to be able to get TCP/IP connection between the nrf5x...
I am writing firmware for a BLE Nano device using the Nordic SDK 8.1. I was having problems where my device would suddenly stop printing to UART and stop trying to bond with...
I'm trying to set up a ble mesh with 3 servers and 1 client on an nrf52 PCA10040 dev kit. Upon debugging, I'm getting an error that says: '64, APP_ERROR: C:\Users\sesa463145...
I am using a NRF52-based platform and have BLE code based on the ble_app_hrs_c Hear rate monitor system.
Having set up for scan, I see many device (we have a lot of beacons...
After migrating from sdk 13 with buttonless dfu based app I meet follow error:
my app get FATAL error after exactly 3min. I guess it something related with power down mode...
I have a 3 channel setup on my SAADC module, which I sample according to a LFCLK timer. I notice after the first called to nrf_drv_saadc_sample() and receipt of the ADC results...
hi,everyone!
we use the example
"nRF5_SDK_14.0.0_3bcc1f7\examples\ble_peripheral\ble_app_uart\pca10040\s132"ble_app_uart,
we also defined
"#define NRF_SDH_BLE_GATT_MAX_MTU_SIZE...
At the very end of this post from Nordic Info center I am doing the exact example at the very end.
infocenter.nordicsemi.com/index.jsp
This is the start to do a transmit...
Hello
I'm trying to track lost packets in a connection by showing the sequence number of each packet received. Specifically it's about an application that sends new measurements...