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...
We have a nrf51822 chip connected to an arduino-like device. We need to use UART for communication, but without firmware modification the master chip doesn't support USART...
Hi.
I'm using PCA10028, SDK10.0.0, S130. I'm a beginner.
If I want to download hex files(soft device and fw code) though UART port, is it possible?
If possible, could you...
Dear all,
I checked the SDK release note and found Nordic decide not to support CMSIS anymore.
As I developing with 52832, I try to use FreeRtos to control the whole system...
Hi: I want use freeRTOS on nrf51822 based on sdk10. But when I open the example project"blinky_freertos"and try to use it, The keil5 manage run-time environment tell me "install...
I am developing a BLE peripheral with SDK9 and SD110. The PPCP are 80-400ms, 5 slave latency and 5s supervision timeout.
I am currently running some blocking code in response...
I'm having trouble with my call to ble_advertising_init when using S130 soft device v2.0.0 on an 10031 device with SDK 11.0.0, I'm getting error_code 7.
When I try and...
Hello everybody,
Does the S312 v2.0.0 handle BT operations completely independent for each BT connection? Can I read/write from/to different characteristics on different...
Hi!
I am studying some program code of BLE examples.
I have a doubt about what does the evt_handler() do.
E.g.
in the example "ble_app_hrs_s130_pca10028"
static void...
We are treadmill developers and we want to include bluetooth capability to our products.
We found, on the bluetooth website the RSC characteristic ( Running Speed and...
When switching to nRF52_SDK_11, the compiler does not find core_cm4.h which is found in components/toolchain/CMSIS/Include.
I get this when compiling
nRF5_SDK_11.0.0_89a8197...
I am trying to program a custom board connected via the DK. The custom board is 16KB version (nRF51822 QFAA). RTT consumes lot of memory and hence my code does not compile...
I am using nRF51422xAC SOC.
It is advertising perfectly and able to catch that with sniffer module. But unable to find the same device on any mobile phone. I've tried with...
Can i use the nRF Toolbox app as a BLE peripheral and the nRF51-dk[PCA10028] as a central device.
Also,if not,then please suggest any other App that can be used for the same...
Hello,
I've downloaded nRF5_SDK_v11.x.x and install it, my keil version is v5.14. I flashed s130 v2.0.0 into nrf51DK, then build "ble_app_beacon" basing on SDK v11.0.0 and...
