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 send data from the device to the server in some way.
We plan to connect the device and Android via Bluetooth and connect to the network using Android's 4G line...
Hi
We measured the SPIS waveform and found some issue on tspis, vso.
In nRF52832 v1.4 page 303, the max value of tspis, vso is 19ns but we measured it is around 39ns~49ns...
Hi everyone,
First of all ,Thanks for being such a supportive forum, I ask a lot of questions(I am a beginner to nordic and BLE)
I am using the example given in the sdk...
I am using nRF52832 IC with SDK v15.
I want to sample some data with 3200Hz sampling rate from SPI interface. There is an accelerometer connected via SPI interface. I...
We use nRF52832-QFAA-B0 and we found that PAN16 issue is still present, at least in some corner cases.
It happens when we put the chip in low-power mode with WFI ; at wakeup...
Can anyone help me?
Each service is working standalone.
There are two cases:
1.the BLE can't connect auto by iphone.
2.firmware can't receive notify...
I am hoping there is a Wiegand protocol file i can import into the project so i dont have to write it. Is there a function that has already been done i can import into my...
Hi Everyone
I was trying to get the BLE Uart working with the nrf52840.
Everything works fine, all files are compiling and running, but when i debug the code using segger...
Hi,
I use the peripheral ble_app_uart with nRF52832 (Murata module). The nRF52832 is connected to another MCU, STM32L476, via UART.
P0.5 - RTS
P0.6 - TX
P0.7 - CTS...
Hi.
I am developing a FW for nrf52832 and am using the nrf51 dongle as a testing tool using nrfconnect.
However, this is not working good because the dongle misses notification...
i need use flashwrite in my code, but i found sometims when i write data in flash, the BLE connecting sometimes is borken, i used this funciton flash_word_write(uint32_t ...
I am looking for help in doing a hardware reset. How can this be done? Do I need to make P0.21 active low so that P0.18 is enabled to be in RESET mode? This is for hardware...
To ship custom sensor data generated at 200 Hz from a BLE peripheral to a BLE Central over a GATT service I chose to start with template project in peripheral directory of...
Hi,
I'm using the nRF52 dev kit and try to use it as an Eddystone beacon. More precisely I want to use Eddystone EID and I would like to register the beacon using ECDH....
Hi, I have following issue and need some help. I am using SEGGER Embedded studio for ARM Release 3.4 build 2018052200 36079 with latest SDK on window 10 (64). Most of the...
