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...
Hello, I have the Beacon Development board and the sample firmware downloaded and up and running in the Keil MDK IDE. My specific application requires some code to execute...
Hi,
i want to add a current time service to nRFgo. In particular for the glucose measurement profile.
Any suggestions for this???
I add manually the current timer service...
Custom nRF51822
SD130
SDK V11
So sometimes my disconnects seem to fail, the return code says success, but when I try to reconnect I get an error 18, NRF_ERROR_CONN_COUNT...
Hi,,
In the GPIOTE example code(I use TIMER2), I want to control the cc register values by accessing the TIMER2_IRQHandler routine. I tried enabling the interrupt for compare...
I found there is no ble_app_hrs_rtx PCA10040 ,
and release note said:
nRF5 SDK v11.0.0
Heart Rate Application with RTX: Support for nRF52 has been removed.
...
Hello,
I have some MDBT40 modules from Raytac that are blank. I want to flash some code (anything at this point) using the STLink/V2 programmer , SWD interface, and OpenOCD...
So I've got my device running, set up two services with some read and write characteristics and it all works like charm now.
But now I want to react to values written into...
I am using GPIOTE to response to transitions in some GPIO pins. This code is added to the BLE UART example code (ble_app_uart_c with S120) from SDK 10. The code is already...
Hello
I have some trouble with my DFU bootloader, because I changed the BOOTLOADER_REGION_START.
This is, because I need some more space for bootloader.
Do I have to...
Hi,
Hardware:PAC10040
Platform: nRF5_SDK_11.0.0_89a8197
Master Control Panel: V4.1.3
1.If dfu has started and transported some data, then disconnect bluetooth and...
I was able to setup gazell frequency hopping communication between a device and a host. Device:nrf51822+PA/LNA(RFX2401);Host:nrf51822+PA/LNA; They can communicate at a long...
Dear sir,
can you provide any chip which is having RSSI and compatible with NRF24LE1 .We have an application in which we have already have a transmitter based on NRF24LE1...
Hi.
I'm using PCA10028, SDK10.0.0, S130 and "ble_app_uart_c" as reference.
As "ble_app_uart_c" source code, it already knows Service UUID.
uint32_t ble_nus_c_init(ble_nus_c_t...
Hi!
I'm trying to get the MPU-9250 chip working through SPI with my nRF52832. But I don't seem to have much luck.
I have created a basic program for testing, based on...
I am using SDK9.0 to develop a ANCS project,now it accept the incomming call ,message,QQ,Wechat successfully,but the question is how to distinguish the message,QQ and Wechat...
