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 recently upgraded my IDE to use Crossworks v3.6.2 which uses a GCC ARM Embedded 4.9-2015-q3-update compiler. it has by default many of the code clean up featues turned...
How do you do
Now use the Nordic \ nRF5_SDK_12 2.0 _f012efa \ examples \ ble_peripheral \ ble_app_uart this plus
Nordic \ nRF5_SDK_12 2.0 _f012efa \ examples \ peripheral...
i need to disable RX when data was transmit and enable RX again when data transmit complete.
i tried :
NRF_UART0->TASKS_STOPRX = 1;
NRF_UART0->TASKS_STARTRX=1;
NRF_UART0...
Hello Everyone,
Is there any example code is available which supports DFU in central mode for nRF51 devices?
Any help will be appreciated.
Thanks
Regards,
...
When I change ATT_MTU size and add the following code:
#define CONN_CFG_TAG 1
// Configure the maximum ATT MTU.
memset(&ble_cfg, 0x00, sizeof(ble_cfg));
ble_cfg.conn_cfg...
How do you do
Now use the Nordic nor51822 \ nRF5_SDK_12 2.0 _f012efa \ examples \ ble_peripheral \ ble_app_uart this routine plus
Nordic \ nRF5_SDK_12 2.0 _f012efa \ examples...
Hello,
Am working on NRF52 interface via SPI to Micron N25Q flash .
Am able to identify flash by reading chip identification correctly and after this to test memory writing...
We are a small R&D team and we are currently developing a medical wearable. We are using nrf52832 and we are generating approximately 54kbps (6.75kBps). I 'd like to ask if...
Hi!
After reading few posts about spi slave/master issues... I'm also challenging with one of them. I have following setup nrf51822, s130 2.0.1 and sdk 12.3.0… nrf51 (spi...
I am working on OTA DFU about nRF52810.
My refernece project are ble_app_uart\pca10040\s132 and bootloader_secure_ble\pca10040
I find that the RAM start address between...
Hello im trying to create a single master connected to multiple slave to make synchronous movement for my robotic arm project but im not entirely sure which Bluetooth to consider...
Hi,
I am running the BLE DFU example. I am able to perform the DFU OTA implementation successfully. The problem I am facing is that, once the application has been updated...
Hi everyone,
I am developing a remote control using nRF52832 chip. My prototype is currently developed in PC10040 board. The IDE is Eclipse Oxygen, and the SDK is S132...
Hello,
I used translation software.
I am measuring current.
I want to enable dc-dc mode.
how to enable the dc-dc?
also,where should I change the source code?
I...
Hello folks, we are currently using RedBear Lab Arduino toolchain to develop a MDBT40 based application. However we meet a lot issues on merging bootloader.hex (downloaded...
