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.
For my application, i want to do a battery saver profile.
I need to send one advertising package every 30second.
So now i do this by setting
#define ADV_TIMEOUT_IN_SECONDS...
Hello,
we have an application that involves 3 devices that comunicate over ANT. One central device beeing slave to the two other devices. All channels are configured with...
In ble_gap.h I noticed a parameter called BLE_GAP_ADV_INTERVAL_MIN, which determines the minimum gap between BLE advertisements. Current setting is 0x0020.
Currently in...
AN36 refers to the Send Update button on Master Control Panel(to toggle the LED). I can only see a "Write" and "Write Long". Am I doing something wrong, or does AN36 refer...
This may be the most commonly asked question but I'm new to this embedded devices.
I'm trying to develop a nRF51422 based sensor network which operates using CR2032 battery...
Is there a firmware I can download to have nRF51 Dongle working with ANTWARE II?
I plugged in nRF51 Dongle (PCA10031 V1.0.0 2014.30). I can see it in nRF Studio.
When...
Dear Sir,
I'm studying S120 and S130 soft device.
However, the document inside SDK dose not explain the detail of connection procedure.
I'm interest in the device how to...
I have one task to send image to nordic device(BLE device), But i am confuse to where to start,
Is it Possible to send image to Nordic device Using BLE?
Any guidance on...
Hi! I've never worked with bluetooth before. I am using a Blend micro arduino-based board to send to the computer some different values (for instance an array of 10 float...
Hi,
I have a question related to GATT Services in BLE, so not strictly a nrf51 question although it's related to one of the examples. The example for the (Human) Thermometer...
I have a BLE wearable (Pebble watch) that I wish to detect using the nrf51822 evaluation kit. I can use the Control Panel to see the pebble. I would like to be able to us...
