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 everyone,
I have an issue when i am writing to flash sometimes i get a SOFTDEVICE assertion failed just after using the function fds_gc().
The structure i write...
Hi,
Similar to https://devzone.nordicsemi.com/f/nordic-q-a/45544/nrf9160-dk-psm-current-too-high-after-opening-and-closing-a-tcp-socket/260026#260026 , however they said...
I have been looking at the Mesh library for BLE communication and wonder how much work it would be for me to use the same library for a long range 2,4 GHz radio?
Is the...
Hi,
now we use SDK17 "ble_app_hids_keyboard" example, we found after the moble phone connected to the ble keyboard, if the ble keyboard power off and power on ,the phone...
I am trying to to do adc reading from external 9V Litum battery.
In the PS document, I know nRF52832 can read adc until VDD(3.7V ???).
Then, in my case, do I have to design...
Hi,
I use the timestamp log in SDK17, and I find the time will auto clean at about 1min6-7sec.
Below is the code init the log.
/**********************************...
Hello,
I have a setup containing an NRF9160 communicating with another chip over UART at a 1M baudrate.
The following code is currently used:
I have configured the...
Hello team,
Greetings From Deepa. I need an manual installation procedure and building, compiling and Running the zephyr -OS with my laptop for learning purpose. I browsed...
I'm using nRF52840, PCA10056, and finding that if WDT is enabled (but not expired), after a soft reset (NVIC_SystemReset, or a debugger reset) the RTC no longer runs.
If...
Hi,
#define TIMEOUT_INTERVAL 2000 // Two second.
Sometimes starting app_timer_start(motTimeout_trigger_time_id, APP_TIMER_TICKS(TIMEOUT_INTERVAL), NULL), the interrupt...
Hi,
I'm wondering if I'm doing correct by following getting started guide of nRF9160 ( https://devzone.nordicsemi.com/nordic/cellular-iot-guides/b/getting-started-cellular...
Hello,
We start a new development in BLE and for this, we have to use the AVRCP profile.
Is this profile available with the Nordic BLE stack (SoftDevice)?
Thank you...
Hi,
my question might sound a bit silly, but I am certain that someone already faced the problem therefore I am wondering how it was addressed.
The question:
what is...
Hello, I've tried the "smp_svr" sample from the nRF Connect SDK on my new nRF52832 boards because I wanted to test Bluetooth advertising and DFU capability. They compile and...
