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 all,
i want to know answer related to following question
1)what is use of uicr?
2)if i place some value in uicr and then change the image,then is there will be change...
Hello Guys,
I am interested in what is the packet size of Heart Rate application board example included in nRF51 SDK 6.0. I am using nRF51822 Evaluation board. Could help...
I am working on nrf24l01+ which interfaced with atmega32. I received data but it take time to receive (appx. 1min). I set RF_SETUP to 0x27 ,disabling auto ack and sending...
I consider to use a 32k MEMS oscillator instead of a usual 32k quartz crystal with a nRF51822 (WLCS). 32k MEMS oscillator's package is quite small 1.55 x 0.85 mm, there's...
I am developing on a custom board using nrf51822 with pure gcc. The blinky makefile worked fine. Before going to ble_hrs makefile, I want to load the blinky_example with softdevice...
hi guys,
i've a general question about bluetooth (general usage of characteristics), and i hope somebody could give me a hint how to use them properly.
So, i want to communicate...
Hello.
I've tried linking the ESB library in IAR but I am still getting error.
When link arm_lib.lib getting this error:
Fatal Error[Li014]: error when reading "nrf_esb...
I'm attempting to use the Master Emulator API (2.1.8.8331) with a PCA10000 on Windows 8.1. I'm just creating an instance of the MasterEmulator and I receive a PythonException...
Hi, I'm using an nRF8001 with a locally stored GATT service and security enabled.
I have already established a bond with a master device. The master has enabled notifications...
Hi,
I'd like to learn about the app compatibility for the new OTA DFU that ships with the new SDK 6.0.0 and S110 7.0.0. I am using a nRF51822 board and I've observed that...
Hi!
I was trying to program bootloader provided with nRF51822-DK using nRFgo studio but I receive error like attached:
I was also trying to follow this guide:
...
I want to add an external PA to the NRF51422. My understanding of 15.247 is that you can transmit up to 30dBm if you use spread spectrum. Does the NRF51422 use DSSS for Bluetooth...
When is the most appropriate time to set the transmit power while using the S120 softdevice? I want to set it once at power up. Most examples that use the S110 SD set the...
Suppose I want my BT peripheral to provide Measured value of sensor X and Location of sensor.
Currently I have to send the following attributes
Service Attrinbute
Characteristic...
Hi All,
I am working a custom board for 51822. We have wired the UART RX/TX pins to a microusb connector (No RXD/TXD pins wired). The problem is once we connect it to PC...
