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,
We want to support two mutually exclusive services, that is, while one is active, the other one will be hidden, once the gatt table is updated, we could send the...
I am using the ble sniffer application and a nrf52 development board. My plan is to generate a random TK every time the device is to be paired, and have that TK transmitted...
Hello,
Lately I tried the example proximity with S130. But I found it did not work as if it is with S110.
Particularly, I found the irk_match flag in the following code...
Hi,
I am using the sample code provided by Nordic in the software examples for BLE glucose peripheral mode.
Also i am using the development kit provided by InsightSIP...
I compiled SDK810\examples\dfu\bootloader\pca10028\dual_bank_ble_s110\arm5_no_packs without error and slapped it and the SoftDevice 8.0.0 into my erased target using nRFgo...
I'm trying to do background transmission of an advertising packet using the timeslot API. I'm basing my code on the multi-role-conn-observer-advertiser example. My question...
Hi all,
I'm using the PCA10028 and S130 based on SDK9.0。Now I have save the device name(such as "My device") in the flash,so the 51822 can read the device name and update...
I would like to log the adc value on the RTT Viewer.
uint16_t adc_result; This is the variable, which I would like to log.
So after the measuring I call:
SEGGER_RTT_WriteString...
I did proper connection of lcd to nordic board. and did proper contrast setting.
But not able to display anything on lcd.
i am using JHD162A 16x2 lcd.
www.brodie...
Hi guys what's the latest revision of "nRF51822 Bluetooth Smart Beacon Kits"? that's the beacon with the battery, the revision is written on the envelope.
I thought it...
Hello everyone,
The more I learn, the more I learn how much more I have to learn.
I am pretty new to embedded systems development. I am tasked with developing an nRF52...
Hello,
I've had to redesign my bootloader and I am now stuck with a problem that I can not solve. I need to know the correct workflow for switching from bootloader to application...
