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...
It used to work, but now it says "Connected" but the rest of the GUI never changes and the mouse just shows a busy spinner. Here's the log file:
0;13:45:18.9900 [MainThread...
Hi all!
My question is:
My own application is built based on the example "ble_app_template", and according to the nrf51 SDK - Examples - BLE Peripheral, this example...
I want measure the current of a device over a resistor. It is connected to 5V which is over VDD(3V) of nRF52 Chip.
5V--->10ohm--->Device
the differential voltage of this...
Hi,
I am using SDK v8.0.0 , Softdevice s110 and Example is ble_app_uart(peripheral).
i want to reduce a range of nRF51822 beacon(PCA20006) up to 2-3meter..
i try this...
Hi all,
Basically I am doing an exercise on the BLE system use case. Let's say I want to setup a BLE system where there are the long range BLE capabilities in Relays and...
What is a minimal length of preamble, such that nRF51 is able to safely receive a packet with? Can it be made (via some magic registers) to be as small as 4 bits? Then it...
Hello!
I'm pretty new to BLE and Nordic, and hope that someone can give me some good advice.
I'm working on a project were I have 2-4 sensors, each connected to a nRF52832...
Morning,
I ve try to flash the hex pca10040 from the examples/ble_peripheral/ble_app_hrs without success, with the flash seems ok, i can t see the device.
So as i ve...
I found this comment in fds.h as function header for fds_record_write()
* Record data can consist of multiple chunks. The data must be aligned to a 4 byte boundary, and...
Hi guys,
i was testing the connection speed from android in conjunction with advertisement time to see what will work better in my production code.
The result were:
...
Hi, Forum.
I want to make uart_bootloader without softdevice. for this, I want to prepare keil project.
I tryed this but I have some problems.
Basically,
My bootlader...
Hey there!
I am trying to switch from Keil to Eclipse.
I have followed several tutorials on this website ( like this one ) and I can easily create new eclipse project...
Hi,
I use the SDK9.0.0 S130'DFU project in the parth of pca10028\dual_bank_ble_s130\arm5_no_packs\ for testing.I found S130'DFU code is different compare to the S110 of SDK6...
Hello,
I am using MDBT40 ( www.raytac.com/.../MDBT40 spec-Version A5.pdf) in my project. Also I am using arduino IDE to create .hex file for MDBT40 using this reference...
I have the nRF52DK board and I am using that to reprogram the Sparkfun breakout. However, initially, I was using the Sparkfun Beefy UART device to flash the nRF52832 to begin...
This message appears :
Field 'BLE_GAP_CONN_SEC_MODE_SET_OPEN(&hrs_init.hrs_hrm_attr_md.cccd_write_perm)' could not be resolved
but the build and flash were successed...
