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...
I know this might be a dumb question to you all, I am first time doing this sort of work
How to connect Jlink to NRF52? I need to flash a custom built BLE board with new...
I'm running on a nrf51822 chip, using Keil and a JLink Segger programmer. I'm running on SDK 12.2.0 and I believe I was correct in choosing pca 10028 s130 but I'm not 100...
I followed the instruction and installed the latest version of nRFgo 64bit v1.21.2. After installation, I can not find ble-sniffer___SNIFFER.zip at all.
Where can I find...
Hello,
I was able to get SEGGER_RTT_WriteString() to work correctly, however SEGGER_RTT_printf keeps giving me this issue when compiling:
._build\nrf52832_xxaa.axf:...
I am programming a beacon, first I had some problems using sd_ble_gap_adv_start() so I changed to ble_advertising_start() .
Now I have a problem when compiling:
_build...
I'm trying to use the PPK with an nRF51 dev board, and I'm getting this output whenever I try to start the PPK Software:
Checking installed packages
pyside: 1.2.4
pyqtgraph...
I tested a 23byte data transition in iPhone 5s with Softdevice 3.1.0, sdk12.2 .
it is ok. I know that iphone 5s is ble 4.0.
So I thought it would be possible on Android...
How do I set TIMER2 to interrupt every 1 ms?
Sounds like a very basic question, but I haven't succeed. For TIMER1 I can get it working, but for TIMER2 the highest frequecy...
I am using SAADC and reading in 1 analog channel. The data sheet says that scan mode is enabled when 2 or more channels are turned on. What if I am only using 1 channel ?...
Hello, after I program bootloader, sd, application, I did the following command to do read back protection,
nrfjprog --rbp ALL -f NRF51
But, even though I still can...
Is there a way to achieve what bsp_event_to_button_action_assign(button_id, action, event) does but using my own button?
The functions requires a button_id like 0,1,2,3...
When I use NRF_LOG_GETCHAR() witn nRF52 DK and onboard SEGGER UART it stops in next NRF_LOG_INFO(). Also after ARM reset it keeps in this error state. It seems that SEGGER...
Hello,
I'm trying to install wireshark sniffer on ubuntu 14.04 with PCA10031.
I follow this guide : devzone.nordicsemi.com/.../
But when I launch sudo python example_linux...
Hi,
I am trying to replicate the "Throughput and long range demo" from devzone.nordicsemi.com/.../
I have two nRF52840 boards. I am using IAR studio. I can compile,...
Hi,
i am working on TWI sensor example in SDK1. in which i connected SCL And SDA pins tonRF52 dk boards sca and scl pins. and connected voltage and ground. when i run the...
