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...
After getting the "Keil- Error: Flash Download failed - "Cortex-M0" I followed a thread which said to use nRFgo Studio to erase and recover the target board.
Unfortunately...
Hi,
I am trying to create a custom service for the The nRF51822 Evaluation kit , I connect the Board via USB (with the softdevice programmed), I see the board on the Device...
Hi,
I want to build a shared channel,but it seems that the shared channel is a little different from the broadcast channel. the shared channel 's slave node will have to...
I'm trying to setup a rather straight-forward SPI communication with a LIS2DH. For this I use the NRF51422 on a PCA10003 board. I have started with the spi_master_example...
We are working on a asset tracking device which will operate with a 3V CR2016 (85mAh) coin cell battery or smaller.
Per our understanding, the max interval of S110 softdevice...
I am using nRF51822 with S130 stack.
Some of my flash write works fine, some return NRF_ERROR_INVALID_ADDR,
I could not figure out exact cause, all my addres is word-aligned...
Hello,
I know this issue has been discussed several times on the Dev Zone, but in every post, i found the same answer and this answer does not help me.
As I read, intalling...
Hello.
I try to build small network: 1 central device (CD), several relay devices (RD), several broadcast devices (ED). CD and RD have to receive commands all the time...
I am using adv_report_parse to try and return the device names the scanner picks up. However it returns some bizarre charters after the name....
it should read P Device...
hello,
Please forgive me if I am asking a stupid question.
I was editing S130 demo app and I included pstorage.c file to the project. while compiling it is showing error...
I have compiled my mbed program and hex file has been downloaded but I am unable to drag and drop my hex file to mbed USB drive. It is saying Not Ejected properly. I tried...
I am following app note nAN-29 "nRF51 Development with GCC and Eclipse Application Note v1.1". In the section "Flash download" there is mention of an executable called nrfjprog...
Hi
I use the PORT EVENT to produce multiple interrupts.But I have a question by these:
NRF_GPIO->PIN_CNF[BUTTON1] =
(GPIO_PIN_CNF_SENSE_Low << GPIO_PIN_CNF_SENSE_Pos...
