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,
I am trying to debug in eclipse for a NRF51_DK on mac.
I have found the right configurations for the NRF51_DK and how to debug with it in Eclipse. I use the JLINK debugger...
I am using nRF51 SDK 8.1. When I add this code:
const app_uart_comm_params_t comm_params =
{
RX_PIN_NUMBER,
TX_PIN_NUMBER,
RTS_PIN_NUMBER,
CTS_PIN_NUMBER,
APP_UART_FLOW_CONTROL_DISABLED...
Hello,
According to specification, SoftDevice (S132) supports three connections as a central. Do you have example project?
I need collect data from 3 sensors:
...
I need to setup a nRF51 dongle as a transmitter and a nRF51 beacon as a receiver. The transmitter will send a byte every 7.8 ms (128 times per second).
I am wondering whether...
Hi,
I am using the ble_gls_app provided in the SDK 8.1.
Also i am using S110 softdevice v8.0.
When i am trying to bond through MCP it is asking for a passkey.
How...
Hello everyone,
I following the exmple about advertising
devzone.nordicsemi.com/.../
It advertise a string (line 142 in main.c). I want to replace this string with...
Hi,
We have updated our code to the last sdk version (nRF51_SDK_9.0.0_2e23562) and we cannot upload the application code anymore with the nRF Toolbox on our iPad. However...
Hi there, I'm having some truble to understand how to set a synthetice 32khz clock from the 16Mhz external crystal. Right now I have the next code working fine:
NRF_CLOCK...
Hey guys,
I’m trying to send a single non-connectable beacon every few minutes in the lowest power way possible. nRF51822, SD S110 8.0, SDK 9-2. Different scenario from...
I am experiencing a fault at sd_flash_page_erase() in the sdk_nrf51 ble examples.
Softdevice 8.0.0 is loaded and is from the sdk_nrf51 bundle.
Both the ble_app_proximity_s110_pca10028...
Here is my power consumption (3.0V):
no app_pwm: 0.010mA
after app_pwm_init(): 0.295mA
after app_pwm_enable(): 0.891mA
If I do app_pwm_uninit(), power consumption...
NRF52 on-site training for today, know BLE pairing use OOB way will be a little bit more simple and safe, and then want to ask next, on NRF51822 platform have the corresponding...
