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...
Hi, could you please tell me if my assumptions below correct?
Measuring a (ratiometric to VCC) analog signal and selecting VDD_1_2_PS as the reference selecting AIN_NO_PS...
How many whitelists do nrf51822 support?
I found is can be settting in ble_gap.h
#define BLE_GAP_WHITELIST_ADDR_MAX_COUNT (8)
#define BLE_GAP_WHITELIST_IRK_MAX_COUNT...
I'm working on a project that involves an nRF8001-based device as a Bluetooth Smart slave, in combination with master-side software running on an iPhone.
When the devices...
Hello
I have written some code to write the nrf51822 via SWD. It all works, but I would like to make it faster.
I am currently writing one word at a time. If I read...
Hello dear friends,
I'm trying to bring up a Raytac module for the first time. I was able to program S110 7.1 and I'm using the Beacon example found in the SDK 6.1
But...
Is there a similar way tot get the radio's MAC address when using Gazell only (no BLE)?
In SoftDevice there is a "sd_ble_gap_address_get()" function call.
Hello All,
I'm trying to program a NRF51822 module for the first time. I'm using the Jlink for ARM from IAR which is segger rebranded. It supports JTAG and SWD.
We got...
Hi,
I am trying to obtain a 10khz PWM (50%) on an output using Timer2 (see code below). It is working fine up to around 500Hz (2msec), above that (1kHz) I am getting only...
I would like to develop an application with nRF8001 DevKit. The master emulator of this kit is an USB Dongle and it is originally meant for PC connection. My final goal for...
Hi all,
Problem: Second harmonic with nrf905.
I used nRF905 and exact recommended design&layout in the datasheet. Now, it is said that there are 2. order harmonics ...
It seems that the all the msc_inline_*.png files are missing from the SDK 6.1.0 documentation directory.
For example:
file:///C:/Nordic%20Semiconductor/nRF51%20SDK_v6...
Hi,
I use NRF51822 as a transmitter in "gazelle mode" so no soft-device is enabled. At the other end I use NRF24LE01 as a receiver. In order to see what is going on in...
Hi All.
I made a nRF51822 based PCB with SWD header but I don't have any J-Link lite to load Firmware.
I have a nRF51822 Eval Kit. Is there any way to use the J-Link of...
