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...
Hi,
I am trying to implement some custom services in PCA10028 version 1.1.0 with Android, I am following same code which is in github ( github.com/NordicSemiconductor) it...
Hi. I try to nus + pwm.. I am using github.com/.../nrf51-pwm-library ..
When I combine 'ble_app_template' + nrf_pwm, it works fine.. but 'ble_app_uart' + nrf_pwm is not work...
Hi Guys,
I am working on nrf51822.
I use the nrf51-ble-app-temp example with "nRF Temp 2.0 for BLE" APP.
But it is not work.
Anybody workable with "nRF Temp 2...
Hi
Is it necessary to certify a new product for CE compliance if we use a reference layout as a base for our design? In particular, we want to design a USB dongle using...
Hi,
we are using a nRF51822 built into an industrial sensor device. As part of the final production test we want to check the RF connection between the BLE chip and a test...
Hi,
I have a central device and I need to register lot of 128 bit vendor service/characteristics (~20).
However, sd_ble_uuid_vs_add return NRF_ERROR_NO_MEM.
Some post...
HI , Global Tech Tour 2015 - Shenzhen I get the infomation that the R&D in nordic Semiconductor has got the development board NRF52 smart remote. What's the data you will...
Hi All, I'm trying to compile and download sample code "dual_bank_ble_s130".
But it seems fail to run.
I'm using SDK10 examples\dfu\bootloader\pca10028\dual_bank_ble_s130...
can we transmit data of size greater than 40kb (image) through nrf51822 but without connection to peripheral device i am working so hard to find a way but not achieving the...
Hi I'm trying to optimize my connection interval for latency vs power consumption but I notice that a lot of values I try to set are giving me the invalid parameter error...
Hello,
I am using S120 central stack 2.1.0 with SDK 9.0 and able to work with single server connection. Now I am trying to connect to 2 peripherals with 2 different UUID...
I read timer example of SDK7.0/6.0, and found that often we write some code to tigger the clock.
but the same example of SDK9.0 needn't. why ?
the code of SDK7.0: NRF_CLOCK...
Hi,
I am developing ble apps with the BL600.
I am coding a source file with the keil IDE. And this source is deployed to the nRF51 DK board through the nRFgo Studio....
hello,
i am unable to update application or softdevice or bootloader via master control panel 3.9.0
while doing so, it shows error:"FAILED TO OPEN TRANPORT BACKEND". ...
I followed the Nordic Tutorial located here . I'm using a PCA100028 Dev Board, MCP 3.9.0.6, and a Segger J-Link Plus. I'm using Keil uVision5, and used the pack installer...
