My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
Hi,
My android Proximity application fails on service discovery only for the very first time it connects with the devices(nrf51822 evaluation kit with sdk 5.2.0). Actually...
Has anyone converted the app note AN34 DTM Python script to C# or C/C++ ?
The Python DTM script is works OK with the setup specified in the app note AN34 figure 2, which...
Hi,
I have a serious problem, when I use uart of NRF51822 QFAAC0 to receive data from another MCU, I found that it will lost one bit at same position everytime. my SDK is...
Hi,
I just started to interface the lcd display with nrf51822 evaluation board. The display i'm using is, spi compatible, 18" tft (160x130) from tiny lcd. I took spi master...
Hi,
We are using the nRF905 device in an application where it needs to switch between auto-retransmitting and sending single packets, due to it communicating with several...
Hello,
We have recently been playing around with the NRF51822 Beacon and we liked the way it works. So there is one thing we are very curious about: is there any cheaper...
As the followup/implementation to this question
I want to implement a multirole application for the PCA20006 (rev 1.2).
Currently I will only need advertising for my data...
Hi,
I have made a custom board using NRF51822CEAA, following the reference design. Some modules are working properly. But I'm facing following issues on some boards.
...
I am having a strange issue with running BLE DFU on a project that I can't seem to work out. This an S132 v2 project with SDK11.
If all I do is program the softdevice and...
Hello,
I have read the questions on power optimizations in nrf chips:
devzone.nordicsemi.com/.../
devzone.nordicsemi.com/.../
I wanted to use SDK11 example ->...
Dear all,
I'm a quite new BLE stack user and need to get some idea on the idea behind service discovery.
I'm using the S130 and the BLE central example and want to read...
Hi,
We are going into mass production with our first product and would like some expert advice on what is the best approach.
1.) Since we would be doing production tests...
Question for anyone familiar with mBed code on nRF51 devices (I have cross posted on mBed, but trying my luck here too):
I'm developing an nRF51822 program using the nRF51...
Hello, I am trying to upload my custom firmware to the MetaWear RG (nrf51822) platform but currently without luck. Steps that I have performed:
Connected to the device...
Hi,
I want the bonding to happen between the nrf51 and the Android Phone by displaying passkey on the phone. This can be done using device manager or peer manager. When...
I haven't really found too much referencing how to setup an Eclipse DFU Bootloader project for Debugging.
What I know
To get the image to fit in the allocated memory...
HiNordic,
I found nrf5-sdk-for-eddystone Project in github,but it's just surpport nRF52832.I want to know where to find the nRF eddystone SDK which can surpport nRF51822...
We're working on getting our nRF52 app working with buttonless OTA updates and the bootloader. OTA works fine with the example bootloader, but when we extend our application...
Hi, I Converted experimental dual bank signed bootloader into single bank signed bootloader and it uploads the new firmware successfully but the problem I got is it erases...
I have an application programed on the nRF 52DK (PCA10040). Its a UART communication to a distance sensor. The Problem is, that I cant send anything from the uC to the Sensor...
