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...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
I know nrf51 timer0 can be configured for 16,8,24 and 32 bit modes
and timer1 and timer2 can be configured for 16 and 8 bit modes.
But what can I expect the value to be...
I'm going to star a new product development using nRF51422 supplied by a 3V battery. Since it is a low cost product the idea is to use the nRF51422 internal DCDC to provide...
Hello,
I'm using an external chip that decodes my RF transmission and outputs the data on two pins DAT, and CLK (data and clock). Currently I'm reading the data with GPIOTE...
We have written our own softdevice, but now we have a question about the stack pointer.
I read in the softdevice specification that the nordic softdevices share the stack...
I have been trying to establish a link that will feed sensor data into my com port via a Bluetooth uart bridge. I got my closest today by doing the following.
Load SDK10...
I'm having trouble making a single bank dfu mode with 128k NRF51822 chip.
Here's the problem;
Works fine when everything(SoftDevice, Application, Bootloader) is all...
Hi,
I am a newbie to Nordic BLE.
A make error occurs when building the heart_rate_collector example code of nrf51-ble-driver_linux_0.5.0 on my cross compile environment...
Good morning, i have windows 7 and at this moment i have installed "Gnu tools for ARM embedded Processors", "GnuWin32 ‐ GNU Make utility", "GnuWin32 ‐ Core Utility", "nrfgostudio...
Hello,
on our custom hardware design, the hardware reset won`t be executed after programming with nrfjprog.exe, until complete new boot with disconnecting Vcc.
After reconnecting...
We are going to use nRFgo - Bluetooth direct test mode to evaluate the nRF51 device RF performance, and we need to load the DTM (Direct test mode) application to the device...
Hello
I have an nRF51822 serving as s supervisory micro for an embedded Linux board. Two GPIO pins from the main CPU are hooked up to the nRF51822 to implement SWD for...
Hello.
I'm using nRF51822, nRF51_SDK_8.1.0, and looking for same useful sample code for ble central with HoGP (HID over GATT Profile).
please let me know where is it...
Hello,
Is there someone to confirm than Keil MDK-Cortex-M edition is OK to develop app on nRF51 and nRF52 Nordic chips or do I use MDK-Standard?
www2.keil.com/.../
Hello everybody,
Maybe some of you using Eclipse and GCC have encountered the same problems when you try to start a debugging session.
First of all: If you have Bluetooth...
