Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
I want to transfer the code from nrf51822 dk board to a beacon kit, after connecting the beacon kit to the dk board, then I change PCA10026 to PCA20006 on the C/C++ define...
i was trying to send acceleromter values of mpu9250 to pwm pins. for this i have merge to different examples i.e. nRF-mpu-simple and pwm library example. but it showing error...
Hi,
I'm a beginner of BLE and I did everything from the three BLE tutorials, that uses sdk 11. However when I try to do it in sdk 12.3 it doesn't work, because there are...
Hello,
I am using ble_app_uart code. My first goal is to execute a function when board connects with an android device. Another goal is to disconnect board from an android...
When reading about access_opcode_t struct on its infocenter page it stumbled upon this table i don't understand.
access_opcode_t is defined as:
Data Fields
-------...
I'm employing 51822AA.
I need to debug firmware for this chip line by line. Like environment of ARM9 with Lauterbach TRACE32 through JTAG.
Is line debugging possible...
From application point of view, when should I use UICR and when should I use Flash storage? I have studied the documentation and the functionality seems very similar. The...
Hi everyone,
I trying to make a flash jump on Nrf51822 in my project. there are 2 programs(program A and program B) below. i am working on to make program A jump to program...
Hi everyone,
I'm new with nrf52832, and I need to measure elapsed time in microsecond between rising edges of 12 different Gpios. I have 12 piezoelectric sensors filtered...
Hi,
I have used nRF52840-PDK.
And I want to test profile and protocol with PTS.
I succeeded in GATT-based service test and GATT test with PTS.
But when I try to L2CAP...
How do you do
Now use the Nordic \ nRF5_SDK_12 2.0 _f012efa \ examples \ ble_peripheral \ ble_app_uart this plus Nordic \ nRF5_SDK_12 2.0 _f012efa \ examples \ peripheral...
I try to add default nRF sdk libs in Segger studio. All files exist and path corect.
in nutshell i try to add uart module to default ble_app_buttonless_dfu example
Hi ,
I'm looking for BLE Specification but I just found NRF52 Datasheet on Nodric page . Can you give me this document , It will help me a lot . Regards !!!
Hello All
I am planning interface the BLE peripheral + Capsence(Atmel QT111) board
i did the Capsence Board with Spi Protocol..then second phase i has to implement with...
Hello
I have some problem that I want to change Characteristic UUID different from Service UUID.
Like,
Service UUID : 11111111 - 1111 -1111 -1111 -111111111111
Charcteristic...
