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...
Hello,
Lately I tried the example proximity with S130. But I found it did not work as if it is with S110.
Particularly, I found the irk_match flag in the following code...
Hi,
I am using the sample code provided by Nordic in the software examples for BLE glucose peripheral mode.
Also i am using the development kit provided by InsightSIP...
I compiled SDK810\examples\dfu\bootloader\pca10028\dual_bank_ble_s110\arm5_no_packs without error and slapped it and the SoftDevice 8.0.0 into my erased target using nRFgo...
I'm trying to do background transmission of an advertising packet using the timeslot API. I'm basing my code on the multi-role-conn-observer-advertiser example. My question...
Hi all,
I'm using the PCA10028 and S130 based on SDK9.0。Now I have save the device name(such as "My device") in the flash,so the 51822 can read the device name and update...
I would like to log the adc value on the RTT Viewer.
uint16_t adc_result; This is the variable, which I would like to log.
So after the measuring I call:
SEGGER_RTT_WriteString...
I did proper connection of lcd to nordic board. and did proper contrast setting.
But not able to display anything on lcd.
i am using JHD162A 16x2 lcd.
www.brodie...
Hi guys what's the latest revision of "nRF51822 Bluetooth Smart Beacon Kits"? that's the beacon with the battery, the revision is written on the envelope.
I thought it...
Hello everyone,
The more I learn, the more I learn how much more I have to learn.
I am pretty new to embedded systems development. I am tasked with developing an nRF52...
Hello,
I've had to redesign my bootloader and I am now stuck with a problem that I can not solve. I need to know the correct workflow for switching from bootloader to application...
I use the nrf51822QFAA, and s110 v8.0.0.
now I need update the application,i have the keil created hex file,
How can I create the ZIP file use the application hex file?...
I have built a PCB that includes the nRF51822. I have AIN7 reading an input voltage that I measure on my DMM at 269mV.
When I measure the voltage through the nRF51822's...
