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...
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...
Hello,
all was working fine, until today.
When I plug my dongle, my computer does not react.
The green light on the dongle is off.
Even if I suppose that it's a...
For my current project, I need to compile the »over the air bootloader« with gcc (because our buildserver runs on linux, developers using Mac … no Windows and no Keil so far...
Hello, I want to get Pwm output using softdevice but i am not getting it.Here is my code attached main.c please tell me where i am going wrong.Do ineed to initialize softdevice...
I am looking at using the nRF51822 in an application to create an Ethernet gateway and want to be able to download new firmware to the nRF51822 from a remote server. I plan...
I have an nRF51822 application using the Soft Device 110. I want to perform bonding with a central without MITM protection. In my on_ble_evt() event handler, when the event...
Hi,
I am new to the scene of BLE beacon development. I am using multiple Bluetooth smart beacon kits for indoor ranging/positioning purposes. To reduce the effect of interference...
Hi,
For S110 6.0.0 we use such script to split hex to binary. But it seems 7.0.0 is changed and current way is not working anymore.
Convert from hex to binary. Split...
Hi
I am writing my own bonding manager.
In the S110 stack after Phase 3 of pairing the keys are exchanged which result in the EVT_AUTH_STATUS event which in turn contains...
when I add my own service and add characteristic, a odd phenomenon confuse me.
When I set cccd_md.write_perm:
BLE_GAP_CONN_SEC_MODE_SET_OPEN(&cccd_md.write_perm);
...
