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,
the function ble_stack_init () in the example of ble_app_uart are quite different from that in the example of ble_app_proximity in my first sight.
ble_app_uart :...
Hi,
I'm running a GPIOTE test that pulses a debug pin whenever CPU executes user registered GPIOTE handler. The GPIOTE trigger pin has a 8ms period, 8us duration low-active...
Hi
I used SDK v5.2, SD : s310 v1.0.0 and nRF51422 v2 (QFAA E0).
The power consumption is too high when I used GPIOTE to do interrupt.
Disable GPIOTE:
The current...
Hi all,
I implement a Time Client on my device, that will request a time update from my connected smart phone as a Time Server.
How can I add current time service/char...
Hi Dev Team,
Please guide me that, How to create the Service and Characteristics UUID for the nRF51822 development kit?
The service and characteristics UUID needs to be...
The provided module spi_master.c has timeout code and error returns from spi_master_tx_rx(...)
Given that there are no external control signals to the SPI block, only a...
Hi,
I am novice to this MCU development world. I have lots of programming experience with desktop/web services side.
I recently received my nRF51822 mBed development kit...
I would like to store some configuration data on non-volatile memory in nrf51822.
I'm using pstorage library to access flash, but I have problem with api calls. What I am...
Hi,
I'm developing custom PCB with nrf51822 (low voltage mode) and I have troubles with flashing the chip. I cannot see the chip in nRFgo Studio. I can flash original devboards...
Dear SOC developpers,
As many kickstarters i bought an RFDUINO kit, then I made a cool prototype thanks to the easy Arduino compatibility. I'm now thinking of industrializing...
Is there a simple software code example how to configure an interrupt handler for a single GPIO-pin? I am using nRF51822 chip with softdevice S110 and the interrupt source...
My question a little weird. Because I am super beginner about BLE. So what I want is how to write string data. now i am looking to information about this. I cannot find it...
Hi
I'm trying to implement bonding in a device based on the S120. As counter part i've used a S110 device or an iOS device (realized with LightBlue App).
While searching...
Hi All,
I am using nRF51422 and now doing ANT+ certification test with tool v1.3.6. And i find out some problem with the received value on my display in case of following...