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...
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Hi,
I was wondering if anyone has done this seemingly doable job of producing continuous ECG trace using PCA1004 and PCA10005 devices. My intended use case is this: Use one...
I found that " The nRF51822 is built around a 32-bit ARM Cortex M0 CPU". On the page of Keil ( www.keil.com/.../4803.htm) is written that I can use either "J-link ARM" offered...
Hi all,
I'm puzzled about the relationship between normal BT and BLE, Is BLE connection is based on normal BL connection? And if it's integrant to set up a BL connection...
Hi
I purchased the full NRF8002 kit I am searching for the source code for the nRF Toolbox app but I am not able to download source code. Is the source code available for...
Hi,
I need something that can be the Master and talk to the Evaluation Kit Board to try to send a large amount of data. Do the Master Control Panel, or the mobile app nRF...
Hi,
I am using the nRF6310 + PCA10005 +nRFgo Studio as the lower tester, the supplied python scripts as the upper tester, and my own custom board as the DUT.
I've looked...
Hello, I am working with nrf51822 on my pcb design by myself, I read temperature from chip, the result is about 90deg, (I have div by 4 for 0.25 deg) it is impossible for...
Is there a way I can tell which version of the chip I'll get from a distributor? It's not clear to me that I can tell, from, eg the Mouser product page which rev it is. Is...
Hi,
I am working on proximity android application, i implemented immediate alert service, which is working fine. Now i need to set the alert level on the tag for linkloss...
Hi
I am working with alert notification example. I just wanted to know how you have tested the alert notification client example implementation. Is it just by using the...
Section 28.9.9 of the nrf51 reference manual shows the Config register has 3 defined bits, BBA. A is for Hardware Flow Control and is one bit, 0 or 1, which makes sense. ...
Hi,
I'm trying to add more user services to LBS demo. I generated 128b UUIDs for my services. Then I should add them to list returned by scan response in function advertising_init...
Hello!
Sorry for a new guy's description.
We had a device running in normal firmware application mode, and the Bootloader was programed. It's our goal to accomplish DFU...
