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
1)In a nrf51822 ble app project, The board must have a external 32768Hz crystal,is that right?
or internal 32768Hz RC oscillator can instead of it?
2)when nrf51822 goes...
Adding two services with 128bit GUID's to the advertising data structure fails with NRF_ERROR_DATA_SIZE.
I'm adding the service UUID's to the uuids_complete structure....
I just purchased nrf51822 DK and would like to follow instructions from nAN-36 Creating Bluetooth Low Energy Applications using nRF51822. The document mentioned Program the...
I am trying to use the ble mouse sample in SDK 4.4.1, and iOS7
I am able to view and connect to the HID peripheral "1812"
but for some reason I am unable to discover...
Has anyone implemented the Bluetooth rfcomm protocol on the nrf51822 chip ? Is it possible using the Nordic soft device? I realize this is not a "low energy" protocol, but...
We are developing an app that communicates with a custom LCD display via IIC (TWI in Nordic terms) so it needs to send a lot of data on the IIC bus. We have developed an interrupt...
Hi all, help me please.
I am using two NRF24L01 (green color)
1 NRF24L01 is connected with Arduino mega 2560
another one is connected with arduino ADK
I was trying to...
I'm using an nRF8001 with a local GATT service and characteristic with Indications.
This corresponds to figure 29 in the Product Specification.
When the peer sends a Confirmation...
I was able to add Manufacturer Specific Data to the advertising packet on the nRF51822 without any problems, but I don't see any straight-forward way to do this on the nRF8001...
Hi,I am using nrf51822,I want to know more about address0 address1,prefix and adderss match,where
can I find more detailed document exept <<nRF51_Reference_manual v1.1>>
I am just starting with NRF51822 (can't even program the BLE example as IAR support is inadequate but that's another story) and trying to figure out power requirements for...
