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 All,
I am looking for a cost effective Chip Socket for nRF51822. The challenge with nRF51822 is that while it is the standard QFN48 package, the pitch is 0.4mm making...
hello,
I have known that Nordic has produced new nRF51 DK which already support s130. But it seems only a demo!
What's the exactly plan of BLE 4.1 and 4.2?
When can buy...
Since windows xp isn't supported any more, I need to get the evaluation kit working with a windows 7 PC. It looks like the problem is with the USB communication. Is there...
Hello,
I am using ESB protocol and there is a definition says "#define NRF_ESB_CONST_MAX_TOTAL_PACKETS 6" so how can I use maximum total packets number? I am looking higher...
How do I configure nRFgo to use the IAR I-jet rather than a segger? When I run nRFgo the nRF51 Programming tab is greyed out and it says no board connected. I presume this...
I am using SD 8.0 SDK 8.0 and MCP 3.8 I am able to find the DFUtarg service and successfully complete the transfer of my applcation (100% complete). However, upon finishing...
Hi,
I'm doing some throughput/current consumption tests with nRF51822 (on PCA10001).
My firmware has been developed starting from hrm example. I have created a custom service...
Hello,i have nrf518822 device,program the s130 (0.9 version).The centrel connect to the peripherals ,now have a problem.When pressed button1 the {event_handle(BLE_GAP_EVT_CONNECTED...
Hi everyone, I took a nrf51-ble-app-lbs-throughput-test-5.1.0 example from github.com/NordicSemiconductor; I want to send data not only with the push button but even after...
Good day
I can't see my beacon on my phone after downloading the app. The beacon is on but still can't be recognised on the phone.
what might be the problem?
Tsh...
I have an nrf51-DK with an external Temperatur/Humidity sensor. Data is received over I2C. The goal is to save data 6 weeks. I will also need the SoftDevice S110, because...
I will use ADC / Button function over SoftDevice.
below by source.
the thread is repeated not go beyond the conn_params_init.
#define ADC_SAMPLING_INTERVAL APP_TIMER_TICKS...
