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 working on the heart_rate_collector example code of nrf51-ble-driver_linux_0.5.0.
The program detail of nrf51 as below:
-- sorftdevice : s130_nrf51_1.0...
Good morning,
I have designed a prototype based on nRF51822 device. Now, I want to program it with a demo software and I have the Ulink-me tool instead of Segger. From Keil...
Hey ,
I'm trying to implement a device that waits for the clicks from the user and sends it over ble as notifications.
i have written the header files for sensor . and from...
im trying to get my nrf51822 connecting only to my phone, I set the phone mac address on white list, but I cant connect to my phone (android) wiht nrf master control.
How...
When my program hits an error returned by an NRF API call, I get a hex number corresponding to that error from the app_error.c:
case NRF_FAULT_ID_SDK_ERROR:
m_error_data...
We've got devices that are out in the field which were built on SDK6.1 w/ 110 SoftDevice 7.1.0 on an nRF51822.
Went with the dual-banked solution as that was what was available...
We are developing a blood glucose meter based on the nRF51.
To comply with Bluetooth Continua, do we just implement the Glucose Profile and Service (GLP and GLS)?
Do you...
Hi everyone,
I pass few days to try to fix my issue whiteout success.
I'm working on UART example provide by SDK 10 and tried to set up a communication from my computer...
Because of the power-saving support, I want to disable the UART before Call the sd_app_evt_wait().
I referred to two following sites to know the procedure of the case....
I'm working with a nrf51422/s110 dev kit on which I downloaded the Heart rate Monitoring sample project. On my PC, using a s130 dongle, I connect the device and wrote some...
Hello,
I would like to know about the possibility of programming the nrf51822 with a Keil ULINK-ME Debug Adapter (or, if necessary, Keil ULINKpro) instead of the recommended...
Our product has a legacy interface and for security reasons I want to allow users to disable or enable the BLE via this legacy interface.
My approach to this was to disable...
I've modified Nordic's "Nordic_Keyboard" sample to work with my custom board, just simple modifications to use custom_board.h rather than the default PC10028 configuration...
Hello,
I am having much fun with nrf52. I'd like to implement SPI read (few bytes) per GPIOTE event over PPI, the source is the GPIO event and the destination task is a...
Hi,
I'm working with the nRF51822
I'm trying to enable the use of some timer callback on the ble_app_template.
I've succefully created and started all the timers, but i...
