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,
I am playing with the s110 ble_app_proximity example.
As I do not want to store info in flash, I do not want to use the bond manager, that stores data in flash...
I'm currently using a combination of the GNU ARM Eclipse plugin and the unofficial pure-gcc Makefiles to build my nRF51822 code. The build works fine with the pure-gcc Makefiles...
Hello everyone,
I want to create a real-time wireless sensor network. There are 8 sensors in the net. I use two nRF24LE1 as receivers to recieve the datas stimultaneously...
Any idea what the max SPI slave clock frequency is on the nRF51822? The product specification (page 46, v2.0) says the max SCK frequency is 2MHz, but I was wondering if any...
Hello together,
I am searching for the source code of the MasterControl Panel for Android.
Is there a reason, that the code is not available, because the source code of...
Hello,
I'd like to know, if there is any difference between nRF51822 EK and DK, except device number. Two devices from EK will be enough for me.
www.nordicsemi.com/....
Hi,
We are interested in integrating BT MP3 player in our product and Im wondering if we can use Nordic SoC to stream audio via bluetooth to the Headset? So create an A2DP...
Hello, I am trying to develop a low power application by using nrf51822 EK board.
In " Reference manual v2.0, 11.1.3 System ON mode ",
it says there is a mechanisms can...
I am using app_gpiote_user_register() and ads_interrupt_enable() to define a ping change interrupt. When the code runs, I can see on my logic analyzer that the GPIO pin assigned...
I have a nrf51822 project with S110 (v6.0.0) softdevice. I am using latest sdk (v5.1.0). I compile the project successfully with gcc and it does run too. But I struggle with...
I'm trying to reconcile two things I read about the softdevice. The GAP roles that are supported include broadcaster and peripheral. Also, there is support for a GATT client...
Hello
I am trying to build the nAN-36 application.
The main.c file include at least two files that I do not find:
#include "ble_eval_board_pins.h"
#include "ble_stack_handler...
We're trying to implement initial programming of the chip using SWD. We can connect to the chip and successfully enter debug mode but from that point on (as per section 11...
Hi,
I'm gong to design a pcb for nRF81522 (for both packages: QFN 48 pin and 64 pin WLCSP). I coudn't find the footprint in any documents. I appreciate if anyone can send...
Hi all,
Trying to read out the nRF8001 serial number using the nRF8001 SDK 1.7 and I cant seem to work out where I should be making the call to lib_aci_get_address?
After...
