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,
I am using nRF5_SDK_11.0.0 to learn how to use BLE stack to communicate.
For the BLE HRS app, I want to achieve sth. like this:
Central node can configure the sending...
Hi,
I'm not sure if this forum support that board but if YES, can You explain how to upload some program on that board. I think that process is little bit different that...
For some of the examples i see different versions
For example the ble_app_hts example
It has a _hci, _spi and a _uart version
In the documentation i don't find any info...
hello everyone！
I have just contact nrf51822, the agreement with the application framework is not very familiar with, you can share a quick start of the information, the...
Hi everyone,
Where I can read transmission type and device number of connected ANT+ device (HRM)? I want save those values and bound later only with currently connected...
I tried to set a custom key in this way:
... ANT INIT
uint8_t network_number = 2;
uint8_t p_network_key[8] = {0xa1, 0x15, 0xb3, 0x66, 0x60, 0xef, 0x19, 0xa1};
err_code...
Hi there.
I'm woking with sensor in board nRF51822.
Do we have any tool to test oscilloscope i2c?
I want to check the signal is same as what I sent or not.
Thanks...
Since nRF51 is multi-protocol, why don't Nordic provide support for Zigbee? This way, customers can simply buy one single chip and have several standards supported. Are there...
I received a NRF_ERROR_INTERNAL error from a pstorage_store() function. As far as I can tell this error should not result from this function. It occurs fairly randomly. This...
In the examples delivered by Nordic, there is ble_app_hrs in ble_peripheral and ble_app_hrs_c in ble_central. But I cannot find a ble_app_hts_c in ble_central for the ble_perifpheral...
I am using Master Control Panel to check some off the shelf BLE product. I noticed that some of them don't provide characteristic value when I press "discover services". ...
