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've seen a few posts in regards to the usage of MCP in a windows virtual machine. From what I can gather, this setup just will not work, however I haven't really seen an...
Hello:
I was wondering about the random addresses programmed into the FICR on some of the devboards that I have. I read the devzone and it appears that the DEVICEADDR is...
I read that the DEVICEADDR is always in the advertising packet, so i need to take these data from the master each time that a slave is conected to them. I trying do something...
I'm using nRF52+SDK11.0.0+s132. In the ble_hrs PCA10040 example, the following are defined:
BLE_STACK_SUPPORT_REQD
BOARD_PCA10040
NRF52_PAN_12
NRF52_PAN_15
NRF52_PAN_20...
Similar to the thread posted here , I am trying to merge SD+bootloader+application and flash this to a nrf52 using the Segger programmer. This saves us a huge amount of time...
What is the best way to start a new nRF52 project, on a custom PCB?
I have a custom PCB, with nRF52 module. I use IAR, with ST-LINK V2
Say to test the GPIOs, do I start...
I took a look into the PCA10040 and the differences from PCA10036, seems to be minimal...
NFC connector and some breaking points. My question is: if somebody from Nordic...
Hi,
I am new to the nrf52. I want to implement the code that gives me current date and time value based on default set values.
for this i need to read the current counter...
Hi
Any ideas how best to implement a combined iBeacon and standard advertising device (both devices are active at the same time) ?
The iBeacon has to send an advertisement...
Is there a way to generate a DFU OTA image from OS X natively without having to use a Windows platform? It seems that the missing step is dat file generation and json manifest...
Hello guys,
Firstly, i would like to apologize if this post doesnt belong here. But i couldnt find any other platforms anywhere else for me to ask this question. So i have...
hi .
i did what this linke says
but it get me these error
..\main.c(632): error: #20: identifier "NRF_CLOCK_LFCLKSRC_RC_250_PPM_TEMP_8000MS_CALIBRATION" is undefined...
Hi,
I've got some really simple code I've been trying to get working with SPI on nRF52 (while also using SoftDevice):
///MISO, MOSI, SCK set, but SS not
err_code =...
I am trying to figure out if I need to disable the softdevice to get the power numbers in to the single-digit uA range.
With the softdevice loaded/enabled, but with the...
