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...
I've setup Eclipse GCC tools for building and debugging as per the nAN-29 app note (and lot of online help) and able to build the code. However, the debugging is working only...
I'm new in nordic.
I want to use nRF51822 as an iBeacon for iOS.
This is possible?
There is an example, documentation for this ?
I have nRF51822 BLUTOOTH SMART BEACON...
I'm interested in working off the reference design for the nrf51822 to create my own board. I have a few questions about the 3 inductors specified on the schematic/BOM:
...
hi,
I an trying to enable notification from server. According to spec. i have to write 0x01 to the CCCD handle in heart rate characteristic in ble_app_hrs. In the BLE_GATTS_EVT_WRITE...
hi everyone
(1) everytime,the pstorage_init get the same block id, if we wrtie it more than 20,000 times , will this block become a bad one? if it will, can the program automatically...
Hi, Ole
I am using Nordic development board with Nordic dongle to communicate,..but I am getting receive link loss. I have removed reset from error handler, though the...
I have a setup where I will be switching the nRF51822 UART between two different peripherals (one being a connection to another nRF51822), so I need to be able to safely close...
Folks,
Sorry if I'm just being boneheaded here, but have been fighting with a couple problems while migrating my app on nRF51822/"C0"/SDK 4.2.2/S110 5 to nRF51822/"G0"...
We have made a custom board using nRF51822 connected to a MPU6050 accelerometer running on a battery.
Currently, we have issues performing reset on the chip. We have to...
Hi
I'm trying to measure the frequency of a pulse signal that runs at a moderate pace, varying between 50 and 500Hz while the SoftDevice is active. The softdevice needs...
Hi all,
I am having a bit of a problem with the printf. I could not figure out what could be the problem. From what I search people seem to be getting it working with out...
hi....
how can i implement bonding in app_ble_hrs example code from SDK V6.1.0 with soft device V7.0.0. the bonding should be done with a pass key.
can any one help...
Tried V5 a few months ago. But Nordic Semi didn't support their devices at that time.
I installed V5 today, and found a bunch of goodies :-), even including a nRF-RTX!
...
Hi
We did a few tests with the S120 softdevice (example in the SDK 5.1). Most things are working as expected, but the range of the device is by far less than we reached with...
I have been working on making at least 1us Timer interval(expect faster than 1MHz) using interrupt.
To do this we need to set the prescaler of Timer to 4, since formula...
