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 custom board with nFR51422. Of the first 4 prototypes only one works correctly. This indicates that the PCB is ok. One difference is the chip marking. The working...
My test: PCA10000+Master Control Panel(3.4.0.8098) as central role, conninterval=20ms
nRF51822+softdevice(5.0) as peripheral role, conninterval=10ms
then sd_ble_gap_conn_param_update...
Hi all,
i have a problem with my pwm modul, if i use my setPWM Function before i start advertising it works fine. But if if i use PWM after starting advertising it doesn...
Hi,
I want do make BLE scanner on nrf51822. As I checked the nrf51822 should be in GAP Central role and perform acitve/passive scans. Is is correct that S110 SoftDevice...
Hi,
We are using the NRF51822-CEAA flip chip BGA package in a custom board we recently received back from the manufacturing and assembly. Unfortunately, we are running...
Hi,How to make the Master Control Panel as iOS App?
I have a product(watch) and i want to Simulation the iOS App to control the watch.
Now,the dongle(PCA1000) can discovery...
I'm making a device that occasionally (once per minute) needs to upload a sample to an iPhone app.
I'm thinking that to keep power consumption to an absolute minimum, I...
My condition
SDK 4.3
SoftDevice 6.0-alpha
Hello.
I test nRF51822 EK with HRM profile to communicate iOS applications(My custom app, and LightBlue LE ). Firmware...
I'm using the Gazell protocol on my NRF51822. On the host side I got a problem with the FIFO length. I put 4 ACK packets into the FIFO but this give me an error if I check...
hi
i have added new characteristics on a existing service,and i do not know how to make this characteristics can be change by the smartphone and how to know this characteristics...
Hi,
I am still confused by BLE(bluetooth low energy) and Radio. Both of them transmit data by radio according to bluetooth protocol. Is it mean that Radio does not belong...
Hi,
Could you tell me please the maximum supporting number of services?
This number may be varied depending on number of attributes in each service and its size. So...
