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...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
I am updating the application software that was created based on ble_app_multilink_central in SDK 9.0 to 12.3. When replacing device manager with peer manager, I received...
I'm just getting started with the Nordic chips so I will apologise now if I have failed to find my own answer amongst all the devzone content.
I want to use the NUS service...
Dear all,
I have a problem with secure connection between Android (nRF Connect) and my custom board with nRF52832. I'm usind SDK 14.2 and SD_132 v.5.0. I'm using secure...
Hi All,
Anyone know the aggregator example can run on the nrf52 PCA10040 DK?
https://github.com/NordicPlayground/nrf52-ble-multi-link-multi-role I fail to compile the...
I've got a bit of an issue with turning off specific debug statements. If I try and adjust the log level, I get a run time failure. If I try and comment out the specific debug...
I have changed the RAM (rwx) : ORIGIN = 0x20001fe8, LENGTH = 0x2018 in ble_app_buttonless_gcc_nrf51.ld. Build, it appears to me /usr/local/gcc-arm-none-eabi-4_9-2015q3/bin...
Hi to all,
i have an example that it implemented a device with some charactristics, when i use sniffer to sniff these packets i can not see the packets data because the...
I am experimenting with the mesh light-switch example. I want to control two LEDs on a single node using the SimpleOnOff model. I know I should add a separate element and...
Hello,
please help to grasp the problem,
when using the timer to control gpio pin with constant period as shown below, if trying to do advertising for BLE communication...
I am trying to understand light_switch_provisioner application. I am using Segger Embedded Studio for debugging. I have inserted a breakpoint at line number 631 in node_setup...
Hi
We are currently doing RF certifications on a product using a nRF52840. Japanese radio law has the power stabilization requirement:
"When the input power of equipment...
Hi Experts:
I'm using SDK15.0, softdevice_v6 to Development NRF52832, which is developing a non_security bootloader. The bootloader adapted from the example program can...
Hi there,
I was wondering if someone at Nordic could verify something for me. I had a go at modifying the lightswitch example (node_setup.c) in the mesh sdk, to instead...
I've seen many posts asking this question, but with no definitive answer. I've seen latencies for various GPIOs acting as either SPI or TWI, but no baseline interrupt latency...
Has anyone modified the spi_master_using_nrf_spi_master example (or otherwise gotten) the Crystalfontz CFA211TFH 128x64 panel running w/o mods on the nRF52 DK? I have a panel...
